Senior Software Engineer Jobs

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Who We Are: Roblox is reimagining the way people come together to connect, create, and express themselves. To support our massive scale, we are powered by thousands of microservices. The Application Networking team connects and secures these services, building ingress gateways, managing the service mesh, and enabling seamless communication across Roblox’s hybrid on-prem and cloud infrastructure. We are executing on Cloud Bursting, a strategic initiative to enable Roblox’s core services to transparently burst from on-prem data centers to the cloud, allowing us to handle historical peak concurrent players and survive regional failures. You will join our Service Mesh team to build the networking fabric that makes this possible. You Will: Design and build the service mesh infrastructure that enables communication across Roblox’s hybrid Kubernetes and Nomad environments, supporting billions of daily requests. Drive the integration of service mesh with Kubernetes, ensuring reliable sidecar injection, mTLS, traffic policies, and observability for production workloads. Build the networking foundation for Cloud Bursting, enabling Roblox’s top services to transparently burst from on-prem data

Who We Are Nuro believes self-driving vehicles are the most immediate and profound opportunity for AI to drive positive change in the physical world. Safer streets, more time for what matters, and easier access to the world around us, that’s why we’re building a universal autonomy platform: self-driving for all roads and all rides. Founded in 2016, Nuro is a physical AI company developing Level 4 autonomous driving technology for a wide range of vehicles, use cases, and markets. Powered by the Nuro Driver™, our universal autonomy platform enables the global mobility ecosystem to deploy autonomy at scale, from robotaxis and logistics fleets to personal vehicles. With years of real-world deployment experience and a flexible, partner-led business model, Nuro is working toward a future where millions of autonomous vehicles powered by our technology help make everyday life safer, easier, and more connected. Nuro has raised over $2B in capital from Uber, NVIDIA, Google, Softbank, Fidelity, T. Rowe Price, and other leading investors. About the Team A rider taps "request ride" and within seconds, an autonomous vehicle is matched, dispatched, and on its way. The On-Road Experience team owns the systems that make that moment happen. The On-road Experience team builds the real-time distributed system behind Nuro's ride-hailing product. This is foundational infrastructure where correctness and performance have consequences on a real road. About the Role This is the perfect role if you love architecting performant, reliable distributed systems, processing real-time vehicle data, and building the foundational APIs that enable seamless product experiences. The position demands technical excellence, a deep understanding of system design, and a knack for solving tough problems. Come join us in defining the future! What you'll own Backend services for ride planning, vehicle matching, and real-time trip execution Partner API integrations (Uber and others) routing ride reque

Scale is building reliable AI systems for the world’s most important decisions. Our products help leading enterprises, governments, and frontier AI labs build, deploy, and evaluate AI systems at scale. The Orchestration Platform is a core technology used across the company to run durable, reliable, and scalable workflows. It powers the complex, long-running processes behind Scale’s products - from data and model-evaluation pipelines to operational systems and customer-facing workflows. As a Senior Software Engineer, you will help build and evolve this foundational orchestration platform. You will design the primitives, services, and developer experience that enable teams across Scale to author, operate, observe, and safely scale distributed workflows. This is a high-leverage role for an engineer excited by distributed systems, reliability, and platform infrastructure used by many internal teams. You will: Lead the architecture, design, implementation, and operation of Scale’s core orchestration platform. Build durable workflow infrastructure using technologies such as Temporal, Cadence, Kubernetes, and cloud-native systems. Define platform primitives and APIs for scheduling, retries, state management, task execution, observability, and workflow lifecycle management. Partner with product, infrastructure, data, and application teams to understand workflow needs and turn them into reusable platform capabilities. Improve the reliability, scalability, security, and developer experience of services that run critical company workflows. Establish technical standards and best practices for distributed workflow development, deployment, testing, and incident response. Drive cross-functional technical decisions and communicate platform direction clearly to engineers and stakeholders. Ideally, you have: 5+ years of full-time software engineering experience, with a focus on backend, infrastructure, and distributed systems. Experience building and operating production systems with

Why join us Brex is the intelligent finance platform that enables companies to spend smarter and move faster in more than 200 markets. By combining global corporate cards and banking with intuitive spend management, bill pay, and travel software, Brex enables founders and finance teams to accelerate operations, gain real-time visibility, and control spend effortlessly. Brex’s AI-native automation and world-class service eliminate manual expense and accounting tasks for customers so they can focus on what matters most. Tens of thousands of the world's best companies run on Brex, including DoorDash, Coinbase, Robinhood, Zoom, Plaid, Reddit, and SeatGeek. Working at Brex allows you to push your limits, challenge the status quo, and collaborate with some of the brightest minds in the industry. We’re committed to building a diverse team and inclusive culture and believe your potential should only be limited by how big you can dream. We make this a reality by empowering you with the tools, resources, and support you need to grow your career. Engineering at Brex Engineering at Brex is about building systems that scale with speed and intention. Our teams span Software, Data, Security, and IT, and operate with high autonomy and deep collaboration. We tackle hard technical problems, own our outcomes, and push for excellence at every level — from architecture to deployment. It’s an environment where engineering is a craft, and builders become leaders. What you'll do Brex's AI strategy has three pillars: Product AI builds AI into the products our customers use, Corporate AI gives every employee AI tools to work faster, and Operational AI builds the AI that runs the company. The Operational AI team owns the AI systems and internal platforms that make Brex's operations AI-native, from onboarding and KYC automation to AI-powered customer support. We're a small team with a large surface area, and our work directly shapes how fast Brex can onboard, serve, and grow its customers. As

We're on a mission to build the best platform in the world for engineers to understand and scale their systems, applications, and teams. We operate at high scale—trillions of data points per day—providing always-on alerting, metrics visualization, logs, and application tracing for tens of thousands of companies. Our engineering culture values pragmatism, honesty, and simplicity to solve hard problems the right way The Incident Insights & Readiness SRE team at Datadog fosters a resilient culture by using incidents as learning opportunities and catalysts for growth. Our users are Datadog engineers, and we build the software, tooling, and operational frameworks that help them prepare for, respond to, and learn from incidents. We work closely with engineering teams across Datadog to analyze incidents and turn those insights into better tools, stronger incident response, and organizational learning. Our efforts empower Datadog to navigate unexpected failures confidently, efficiently, and with a commitment to continuous learning and systems improvement. At Datadog, we place value in our office culture - the relationships and collaboration it builds and the creativity it brings to the table. We operate as a hybrid workplace to ensure our Datadogs can create a work-life harmony that best fits them. What You’ll Do: Own and improve the on-call experience for the company by establishing best practices and building platforms to support on-call rotations and compensation. Define how we respond to incidents, lead the design and implementation of software to streamline the process, and collaborate with product teams to improve incident response across Datadog. Our aim is to fully support our incident responders in dealing with complexity. Contribute to the post-mortem process for the company, collaborating with teams on writing them, and identifying opportunities to reduce friction and enhance learning value for the organization. Our team also runs a

Ready to do the most impactful work of your career? At Coinbase , we are uncompromising on our mission to increase economic freedom. The bar is high, the environment is intense, and we like it that way. This isn't a place for complacency, it’s a place to be pushed past your perceived limits. If you're ready to build the future of finance alongside people who refuse to settle for "good enough," you belong here. Coinbase is a remote-first, but not remote-only company. Expect to get together quarterly for intense in-person working sessions called “surges.” learn more about working at Coinbase . We're hiring a Senior Software Engineer to join the Payments team within the Platform organization. The Payments team builds the infrastructure, workflows, and APIs that power fiat on- and off-ramps for millions of consumers and institutional customers globally, across payment rails, partner integrations, and funds-flow systems. We are turning that stack into an API-driven platform, a Stripe-like product for Coinbase's own Retail, Institutional, and Developer teams, so a new payment method or rail can go live in a fraction of the time it takes today. Our north star is payment success rate: the share of attempted payments that move safely and reliably, end to end. You'll design and build scalable backend systems that process high-volume payment traffic, working closely with Product, Engineering, and cross-functional partners to expand Coinbase's payment capabilities into new markets and corridors. What you'll do: Design and build scalable, fault-tolerant backend services for payment processing using Go, ensuring high reliability and correctness for financial transactions at scale Own end-to-end delivery of payment features, from technical design through production deployment, monitoring, and iteration Build the platform primitives, extension points, and self-serve APIs that let other Coinbase teams add new payment methods and rails without deep changes to the core ser

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. As a Senior Engineer on the Collaboration team, you will design and build the services that let creators work together, and increasingly, that let AI agents work alongside them. One of the areas is our flagship Team Create product, which enables creators to collaborate in real time with friends and coworkers. Just as important is the Creation Platform underneath it: the APIs and services that power external agents through MCP, along with Build on Roblox and other agentic products. You will be solving problems in scale, architecture, and design to build software that supports larger and better collaboration between teams of developers, artists, and the agents they bring into the loop. The ideal candidate has full-stack knowledge, experience on large-scale systems, enjoys solving complex software problems and has a passion for mentoring other engineers on the team. We believe collaboration, larger teams, and AI-assisted creation are the future of building one's imagination on Roblox, and you will be designing the platform that makes it possible. Join us in our mission to make collaborative development performant, social, and most of all fun. You Will: Help and understand the needs of the comm

We're transforming the grocery industry At Instacart, we invite the world to share love through food because we believe everyone should have access to the food they love and more time to enjoy it together. Where others see a simple need for grocery delivery, we see exciting complexity and endless opportunity to serve the varied needs of our community. We work to deliver an essential service that customers rely on to get their groceries and household goods, while also offering safe and flexible earnings opportunities to Instacart Personal Shoppers. Instacart has become a lifeline for millions of people, and we’re building the team to help push our shopping cart forward. If you’re ready to do the best work of your life, come join our table. Instacart is a Flex First team There’s no one-size fits all approach to how we do our best work. Our employees have the flexibility to choose where they do their best work—whether it’s from home, an office, or your favorite coffee shop—while staying connected and building community through regular in-person events. Learn more about our flexible approach to where we work. Overview The Ads DSE team builds the core capabilities that power Instacart's off-platform advertising, secure data collaboration (cleanrooms), automated taxonomy management, and their associated platform foundations. We are hiring a Senior Engineer II (L6) to co-own the technical roadmap, modernize our data solutions infrastructure, scale off-platform integrations and measurement capabilities, extend our cleanroom collaboration capabilities, and automate taxonomy change management workflows. This role is pivotal for cross-team collaboration, developer productivity, and AI-driven development initiatives. You are a senior technical leader who designs and ships scalable, data‑intensive systems; drives cross‑team execution; and raises engineering standards. You’ll partner closely with Product, Data Science, Data Platform, and Governance teams to build reusable abstrac

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence. This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk. Okta is seeking an experienced Senior Software Engineer in Test for our UI Engineering team. As a senior member of product quality engineering, you will own the test framework and quality strategy for our frontend and platform surfaces, ensuring every UI release meets the highest bar for functional correctness, visual consistency, accessibility, and global usability. The ideal candidate has deep experience in JavaScript/TypeScript, has designed and scaled UI test frameworks, and has a track record of setting technical direction across teams rather than just executing within one. Job Duties and Responsibilities: Design and own scalable UI test architecture and frameworks used across multiple frontend teams Build and maintain cross-browser (CB) and visual regression testing (VRT) suites to catch UI regressions before release Establish automated and manual accessibility (a11y/WCAG) testing practices integrated into CI Design and maintain localization/globalization (L10n/G11n) test coverage across locales, languages, and RTL layouts Ensure out-of-the-box (OOB) configurations and default behaviors are verified across all supported environments Review requirements and design specs to develop test plans and test strategy for platform-level and frontend initiatives Work with engineering management to scope and plan cross-team quality engineering efforts Clearly communicate and document QE architecture and plans for scrum teams to review and adopt Respond to Product

Toast is building the restaurant platform that helps restaurants adapt, take control, and get back to what they do best: running the businesses they love. We’ve grown into a leading hospitality software company in the U.S., and are now entering our next phase of growth - one defined by scale, complexity, and a new class of enterprise customers. Toast is looking for a Senior Software Engineer to join our Toast Connect team in Dublin. The Connect team owns how everything outside Toast connects to Toast including the event infrastructure every team at Toast uses to publish data, the frameworks partners and customers use to integrate through our APIs, and a new charter to make Toast the source of truth for all the data about the customers we serve. You will play a key role in evolving our platform to support ever more complex new features and best-in-class monitoring as we scale to orders of magnitude of our current size! If you want to help create something tangible that is used every day, help businesses achieve their vision, and take on the challenge of scaling a SaaS product, Toast is the place for you. A day in the life (Responsibilities) Design, build, deploy, and maintain scalable backend microservices and RESTful APIs using Java / Kotlin and AWS infrastructure. Lead complex projects that may span multiple teams & systems. Champion best practices such quality automated testing and phased rollouts to ensure zero-regression releases and high test coverage. Monitor service health for success & failure, analyze logs and metrics (Datadog/CloudWatch), and participate in on-call rotations to maintain platform uptime. Collaborate with peer engineers, provide design feedback, and participate in code reviews. Collaborate with PM & UX on the development of new features & products. Mentor & coach your peer engineers. Use AI tooling as a genuine part of your workflow, not an afterthought What you'll need to thrive (Requirements) 5+ years professional

Level Up Your Career with Zynga! At Zynga, we bring people together through the power of play. As a global leader in interactive entertainment and a proud label of Take-Two Interactive, our games have been downloaded over 6 billion times—connecting players in 175+ countries through fun, strategy, and a little friendly competition. From thrilling casino spins to epic strategy battles, mind-bending puzzles, and social word challenges, our diverse game portfolio has something for everyone. Fan-favorites and latest hits include FarmVille™, Words With Friends™, Zynga Poker™, Game of Thrones Slots Casino™, Wizard of Oz Slots™, Hit it Rich! Slots™, Wonka Slots™, Top Eleven™, Toon Blast™, Empires & Puzzles™, Merge Dragons!™, CSR Racing™, Harry Potter: Puzzles & Spells™, Match Factory™, and Color Block Jam™—plus many more! Founded in 2007 and headquartered in California, our teams span North America, Europe, and Asia, working together to craft unforgettable gaming experiences. Whether you're spinning, strategizing, matching, or competing, Zynga is where fun meets innovation—and where you can take your career to the next level. Join us and be part of the play! What You'll Do: Develop new and innovative features played by millions of players using Java, C#, C++, Python, javascript. Follow engineering best practices towards ensuring performance, reliability, and measurability Work on large problems and break it up for others to implement. Strong Analytical, programming and debugging skills Perform Design and Code reviews. Be responsible for the Live game health Closely work with other functions like PM, UI/UX, Art, QA Mentor Junior Engineers. Constantly look for opportunities to improve the game performance. Take a hands-on approach in the development of prototypes quickly What You Bring: Masters or Bachelor’s Degree in Computer Science, Engineering or equivalent 4-8 years professional experience working in C#, C++, Javascript, Android, IOS, React, J

Prototype. Experiment. Build Gallup’s next generation of products. As a senior software engineer at Gallup, you’ll push the boundaries of what our technology can do. You’ll design and deliver full-stack solutions, use rapid feedback loops to test ideas and help turn successful prototypes into scalable, production-ready systems. Your code, ideas and technical decisions will shape solutions that measure people’s work and life experiences, influence leaders’ decision-making, and deliver insights to customers more frequently and in a more personal way. If you’re driven by curiosity, collaboration and the chance to create technology that empowers millions around the world, apply today. What You’ll Do Design, build and ship experimental product features end-to-end, from database schema and API endpoints to UI components and deployment pipelines Write production-quality code across the stack: Node.js/Python backends, data models, RESTful APIs and modern JavaScript front ends with hands-on debugging and performance optimization Prototype with emerging AI technologies (e.g., LLMs, embeddings, agents) by implementing working integrations, running experiments and providing technical recommendations based on real performance data Architect and implement scalable systems from scratch, making concrete decisions on frameworks, infrastructure, caching strategies and deployment approaches What Makes You Stand Out Technical leadership: You’ve guided teams through complex, fast-moving projects. Tool versatility: You’re fluent in multiple languages and frameworks and know how to choose the right tool to deliver results. Collaborative mentorship: You share knowledge generously, explain technical concepts clearly and help others level up their expertise. Startup drive: You thrive among high achievers who believe experimentation and iteration fuel progress. What You Need Bachelor’s degree in computer science, computer engineering or a related field, or equivalent experience, required At l

Why join us Brex is the intelligent finance platform that enables companies to spend smarter and move faster in more than 200 markets. By combining global corporate cards and banking with intuitive spend management, bill pay, and travel software, Brex enables founders and finance teams to accelerate operations, gain real-time visibility, and control spend effortlessly. Brex’s AI-native automation and world-class service eliminate manual expense and accounting tasks for customers so they can focus on what matters most. Tens of thousands of the world's best companies run on Brex, including DoorDash, Coinbase, Robinhood, Zoom, Plaid, Reddit, and SeatGeek. Working at Brex allows you to push your limits, challenge the status quo, and collaborate with some of the brightest minds in the industry. We’re committed to building a diverse team and inclusive culture and believe your potential should only be limited by how big you can dream. We make this a reality by empowering you with the tools, resources, and support you need to grow your career. Engineering at Brex Engineering at Brex is about building systems that scale with speed and intention. Our teams operate with high autonomy and deep collaboration, own outcomes end to end, and push for excellence from architecture to deployment. It’s an environment where engineering is a craft and builders grow by solving meaningful technical problems. What you’ll do The Identity and Access Management team builds and maintains secure, user-friendly authentication and authorization systems that protect users, safeguard company assets, and provide a seamless access experience for developers. The team owns critical platform capabilities including login methods, step-up authentication, our custom authorization platform, account delegation flows like Copilot, Pro Access login, embedded partnerships authentication, and core vendor integrations such as Okta and Oso. As a Senior Software Engineer on IAM, you will lead projects and initiatives

Why join us Brex is the intelligent finance platform that enables companies to spend smarter and move faster in more than 200 markets. By combining global corporate cards and banking with intuitive spend management, bill pay, and travel software, Brex enables founders and finance teams to accelerate operations, gain real-time visibility, and control spend effortlessly. Brex’s AI-native automation and world-class service eliminate manual expense and accounting tasks for customers so they can focus on what matters most. Tens of thousands of the world's best companies run on Brex, including DoorDash, Coinbase, Robinhood, Zoom, Plaid, Reddit, and SeatGeek. Working at Brex allows you to push your limits, challenge the status quo, and collaborate with some of the brightest minds in the industry. We’re committed to building a diverse team and inclusive culture and believe your potential should only be limited by how big you can dream. We make this a reality by empowering you with the tools, resources, and support you need to grow your career. Engineering at Brex Engineering at Brex is about building systems that scale with speed and intention. Our teams operate with high autonomy and deep collaboration, own outcomes end to end, and push for excellence from architecture to deployment. It’s an environment where engineering is a craft and builders grow by solving meaningful technical problems. What you’ll do The Identity and Access Management team builds and maintains secure, user-friendly authentication and authorization systems that protect users, safeguard company assets, and provide a seamless access experience for developers. The team owns critical platform capabilities including login methods, step-up authentication, our custom authorization platform, account delegation flows like Copilot, Pro Access login, embedded partnerships authentication, and core vendor integrations such as Okta and Oso. As a Senior Software Engineer on IAM, you will lead projects and initiatives

Why join us Brex is the intelligent finance platform that enables companies to spend smarter and move faster in more than 200 markets. By combining global corporate cards and banking with intuitive spend management, bill pay, and travel software, Brex enables founders and finance teams to accelerate operations, gain real-time visibility, and control spend effortlessly. Brex’s AI-native automation and world-class service eliminate manual expense and accounting tasks for customers so they can focus on what matters most. Tens of thousands of the world's best companies run on Brex, including DoorDash, Coinbase, Robinhood, Zoom, Plaid, Reddit, and SeatGeek. Working at Brex allows you to push your limits, challenge the status quo, and collaborate with some of the brightest minds in the industry. We’re committed to building a diverse team and inclusive culture and believe your potential should only be limited by how big you can dream. We make this a reality by empowering you with the tools, resources, and support you need to grow your career. Engineering at Brex Engineering at Brex is about building systems that scale with speed and intention. Our teams operate with high autonomy and deep collaboration, own outcomes end to end, and push for excellence from architecture to deployment. It’s an environment where engineering is a craft and builders grow by solving meaningful technical problems. What you’ll do The Identity and Access Management team builds and maintains secure, user-friendly authentication and authorization systems that protect users, safeguard company assets, and provide a seamless access experience for developers. The team owns critical platform capabilities including login methods, step-up authentication, our custom authorization platform, account delegation flows like Copilot, Pro Access login, embedded partnerships authentication, and core vendor integrations such as Okta and Oso. As a Senior Software Engineer on IAM, you will lead projects and initiatives