Senior Backend Software Engineer Application Development Jobs

Scale has been the leading AI data foundry, helping fuel the most exciting advancements in AI, including frontier model training, enterprise adoption, defense applications, and autonomous vehicles. Our mission is to develop reliable AI systems for the world’s most important decisions. We’re looking for an AI Product Manager to own the Finance vertical within our Agents Data & Reinforcement Learning Environments team. In this role, you’ll own both the development of RL environments (the realistic, high-fidelity simulations of financial software and workflows that labs use to train and evaluate agents) and the “data as a product” strategy that powers them. You’ll understand where AI is being used in the Finance industry, decide what financial tasks are worth modeling, how to source and structure the underlying data, and how to turn deep domain knowledge into a defensible product. The ideal candidate has lived inside the Finance industry, and is able to pair that domain understanding with a sense for AI research and current agent capabilities in Finance workflows. You’ll translate that expertise into environments and datasets that teach AI agents to perform real financial work, and you’ll be the domain expert Scale’s most important customers and their leading researchers turn to. A strong entrepreneurial & go-to-market mindset will be necessary. What You’ll Do Own the Finance AI roadmap & data strategy: Set product direction for the Finance agents training stack and the data strategy behind it. Establish a vision for where AI is continuing to transform the Finance industry (including investment banking, private equity, public markets, corporate finance, FP&A, etc), driving execution across engineering, operations, and go-to-market teams. Build partnerships with research teams at frontier labs: Work directly with researchers at leading AI labs to understand where their Finance agentic capabilities fall short and shape new product lines and competit

WHAT IS BOX? Box (NYSE:BOX) is the leader in Intelligent Content Management. Our platform enables organizations to fuel collaboration, manage the entire content lifecycle, secure critical content, and transform business workflows with enterprise AI. We help companies thrive in the new AI-first era of business. Founded in 2005, Box simplifies work for leading global organizations, including JLL, Morgan Stanley, and Nationwide. Box is headquartered in Redwood City, CA, with offices across the United States, Europe, and Asia. By joining Box, you will have the unique opportunity to continue driving our platform forward. Content powers how we work. It’s the billions of files and information flowing across teams, departments, and key business processes every single day: contracts, invoices, employee records, financials, product specs, marketing assets, and more. Our mission is to bring intelligence to the world of content management and empower our customers to completely transform workflows across their organizations. With the combination of AI and enterprise content, the opportunity has never been greater to transform how the world works together and at Box you will be on the front lines of this massive shift. WHY BOX NEEDS YOU Box is building the eventing backbone that powers our products and enables customers to integrate, automate, and scale on our platform. We’re looking for a Technical Product Manager to lead improvements in system efficiency, evolve our internal eventing and signaling capabilities, and help expose the right features externally. Your work will support the multitude of new products being built on the Box platform like extract and workflow, while impacting the bottom line by reducing costs and redundancy across the entire product infrastructure. You’ll partner closely with engineering teams in Redwood City and Poland and with our architecture group to define the roadmap, shape implementation, and deliver measurable platform outcomes. If you love divi

1KOMMA5° Bei 1KOMMA5° bauen wir Europas größten ‘One-Stop-Shop’ für Installationsleistungen im Bereich Erneuerbare Energien auf, damit jeder Haushalt schnell und professionell klimaneutral wohnen, heizen und mobil sein kann. Werde jetzt Teil der Energierevolution und unterstütze uns, Europas Energieversorgung nachhaltig umzugestalten. Denn: Wir stehen vor der größten Herausforderung unserer Zeit – der Energiewende. Um diese zu bewältigen, braucht es richtige Helden – die Helden der Energiewende. Bei 1KOMMA5° ziehen wir alle an einem Strang und geben jeden Tag unser Bestes, um unser Ziel zu erreichen. Hast du Lust, die Energierevolution mit uns anzugehen? Dann bewirb dich jetzt – wir suchen Verstärkung für unser Energy Team bevorzugt an unserem Standort in Berlin. Werde Teil unserer Mission! Erfahre mehr über unser Product & Tech Team! Deine Position Als Energy Team sind wir Teil des Tech Teams von 1KOMMA5° Heartbeat GmbH. Wir arbeiten täglich daran, die Energiewende aktiv mitzugestalten und innovative Projekte und digitale Produkte voranzutreiben. Wir suchen ab sofort einen motivierten (Senior) Process & Operations Manager - Energy (m/w/d), der den Smart Meter Rollout an unseren deutschen Standorten organisiert und die Prozesse rund um unseren dynamischen Stromtarif erfolgreich umsetzt. Wir arbeiten täglich daran, dass unsere digitalen Produkte tausenden Kund:innen weltweit zur Verfügung stehen. Wir wachsen stark und suchen deshalb Verstärkung! Was zählt ist, dass du motiviert bist, untenstehende Aufgaben anzugehen, Gas zu geben und eine steile Lernkurve suchst! Wir freuen uns, von dir zu hören Planung, Koordination und Organisation des Smart Meter Rollouts in Zusammenarbeit mit unseren deutschen Standorten Entwicklung und Optimierung von Prozessen unseres dynamischen Stromtarifs Erstellung von Berichten und Analysen und eigenständige Ableitung von Maßnahmen Aufbau und Weiterentwicklung von datengetriebenen Lösungen zur Prozessautomatisierung Bearbeitung energiewirt

We built Bubble with a clear mission: to empower everyone to create software. Our AI visual development platform lets anyone, from first-time entrepreneurs to enterprise teams, take an idea from prompt to fully-functional, scalable app across web, iOS, and Android. With over 6 million users in more than 100 countries, Bubble is breaking down the barriers to entrepreneurship and innovation worldwide. Our Product Bubble is the only fully visual AI app builder that lets you vibe code without the code to go beyond prototypes and launch real apps to real users. Chat with AI when you want speed, edit directly when you want control. Bubble's visual editor lets you fine-tune any detail, from the design to privacy rules and programming logic, so you're never stuck, even if AI hits its limits. Everything you need comes built in: a unified web and native mobile editor, enterprise-grade hosting, security, database management, and automatic scaling that grows with your business. You can build just about anything on Bubble, and our community is living proof. Mailead grew a $10K investment into a $2M valuation, and Faceless.video went from zero to $1M+ ARR in under a year. People aren't just launching products on Bubble, they're building real businesses. See how Bubble builders are shipping apps that change industries, solve problems, and shape the future here: Inspiring builders, breakthrough apps . Why Join Bubble Now? The rise of AI-generated software has validated everything Bubble has been building toward for over a decade. But pure AI-generated code is fragile, hard to debug, and rarely production-ready. Bubble bridges that gap, combining the speed of AI with a structured visual platform that produces stable, scalable, secure software. The people who join Bubble right now will help define what that means for millions of builders around the world. If you've ever wanted to work on something that genuinely changes who gets to build, this is your moment. About the Core Developer

SIXGEN’s mission is to deliver agile, mission-ready cybersecurity solutions that empower government and critical infrastructure organizations to stay ahead of advanced cyber threats. We combine innovation, deep expertise, and cutting-edge capabilities to uncover vulnerabilities, protect vital systems, and ensure operational superiority in an ever-evolving digital landscape. POSITION OVERVIEW Position: Senior Red Team Operator Job Type: Full Time Location: Hybrid (onsite 1/x week) -Washington D.C. Clearance Requirements: None Travel: Up to 10% ABOUT THE TEAM SIXGEN supports cyber and intelligence missions by serving government and commercial organizations as they overcome global cybersecurity challenges. You’ll work with our highly skilled operators conducting research and assessments based on real-world threats. You’ll simulate adversaries and malicious actors and report details and actionable findings on critical assets and infrastructures. Using innovative processes, tools, and techniques, you’ll predict and overcome cybersecurity vulnerabilities. Your successes will be supported by our diverse team of experienced, technical talent. WHAT YOU'LL DO Simulate real-world cyberattacks to assess and challenge the effectiveness of security controls and incident response capabilities. Conduct reconnaissance, exploitation, and post-exploitation activities using adversary tactics, techniques, and procedures (TTPs). Develop and use custom tools and methods to evade detection and maintain stealth during engagements. Collaborate with blue and purple teams to improve detection, response, and overall security posture. Document findings and deliver clear, actionable reports to technical and executive stakeholders. REQUIRED QUALIFICATIONS US Citizen with the ability to obtain a Public Trust clearance. CRTO certification. CRTL, OSEP, OSCE, OSEE, GXPN, and/or GPEN are preferred, but not required. Extensive Red Team Experience: Minimum 6 years of hands-on technical red te

Job Title: Senior Psychologist (Clinical, Counselling or Forensic) Banding: Equivalent to Band 8a–8b Location: Preston, Lancashire Working Hours: 4 days, Term-Time Only Salary: £62,192 - £65,790 per annum Join our client's service as a Senior Psychologist and become part of a highly experienced multidisciplinary clinical team supporting children and young people with complex needs including developmental trauma, neurodiversity, and special educational needs. Based in Preston, Lancashire, this role offers the opportunity to work across both education and residential settings, delivering high-quality assessments, interventions, and therapeutic support. You’ll be working in partnership with local authorities, CAMHS teams, and social care services, promoting positive outcomes for young people. Responsibilities As a Senior Psychologist, you will: Lead on clinical assessments and therapeutic formulations for children and young people. Develop and evaluate evidence-based intervention programmes. Provide line management and supervision to regional psychologists. Collaborate with education and care teams to embed therapeutic practices. Deliver training, consultation, and reflective practice sessions. Work closely with families, external agencies, and internal MDTs. Promote safeguarding and contribute to child protection procedures. Maintain accurate clinical records Benefits 35 days holiday including bank holidays (term-time only roles available) Comprehensive clinical induction and ongoing CPD Flexible benefits including life insurance and medical cover Employee wellbeing support and assistance programme Beautiful working environments with purpose-built facilities Recommend a friend bonus of £1,000 Career development opportunities across the group Qualifications and Experience Essential: HCPC registration as a Practitioner Psychologist Experience in psychological assessment, formulation, and intervention Understanding

Why us? Insurify is one of the America’s fastest-growing MIT FinTech startups and has been recognized as one of Inc. 5,000’s fastest-growing private companies in America in 2025, 2024, 2023, 2022 and 2021, Forbes Fintech 50 List for 2023, 2022, and 2021, Forbes Next Billion Dollar Startups of 2022 global and Top 100 InsurTech company. We’re changing the way millions of people compare, buy and manage insurance with artificial intelligence, technology, and superior product design. Our company vision is to be recognized as the preeminent and most trusted digital agent for insurance comparison, purchase, and management. Our team is critical to achieving our vision and fostering the right culture is essential to our team’s success. How you will make an impact: Lead cross-functional projects from ideation to execution with a high degree of independence and maximum impact Solve high velocity, high impact analytics problems Scale the business using data Work on a mix of analytics engineering, business analytics, and data science using SQL and Python Build scalable data infrastructure that solves real problems Sample projects: Operate and improve a data product to serve evolving business needs Refactor data system to scale with increased volume and new requirements Build new data pipelines to support tracking of new business initiatives Champion usage of new tools and systems to improve team processes Improve the prediction accuracy of our customer acquisition machine-learning bidding algorithms Perform customer segmentation analysis to discover where to improve Insurify products Improve alerting systems to help us triage data quality issues at scale Key Skills + Background 3-4 years of experience, record of impact and success in a similar role (Analytics or Data Engineering, Data Science, Data Analysis) Expertise in and real-world experience with SQL Exposure to data warehousing and ETL concepts Strong quantitative and programming skil

About The Role We’re looking for a hardworking, driven individual with superb energy, passion and initiative for new business acquisition. The Enteprise Account Executive role focuses exclusively on formulating and executing a sales strategy within an assigned territory, resulting in revenue growth and new customer acquisition. We are looking to speak to candidates who are based in London for our hybrid working model. About The Sales Culture MongoDB is always developing and innovating — not only in our technology, but also in our sales go-to-market strategy. Our sales leadership is committed to building the best salesforce in technology. This means, inspiring and enabling success for everyone on the team. We not only equip you to be successful and close deals, but we want your feedback and input on how we can continue to “Think Big and Go Far.” As a crucial part of the Sales team at MongoDB, you will have access to a lucrative market and learn how to sell from some of the most successful sales leaders in the software industry. What you will be doing Proactively, identify, qualify and close a sales pipeline Strategically prospect into CTOs, Engineering/IT Leaders, & technical end users Build strong and effective relationships, resulting in growth opportunities Partner with our Solution Architects and work closely with the Professional Services team to achieve customer satisfaction Work closely with the enterprise ecosystem partner sales and channel partner to maximize deal sizes Participate in our sales enablement trainings, including our comprehensive Sales Bootcamp, sophisticated sales training, and leadership and development programs What you will bring to the table 4+ years field experience of quota-carrying experience in a fast-paced and competitive market Demonstrated ability to grow accounts and run a complex sales process to Enterprise clients A proven track record of overachievement and hitting sales targets Ability to articulate the business

Who We Are Inorsa is an AI-first automation platform revolutionizing how mission-critical infrastructure is built, maintained, and upgraded. We serve wireless telecom, fiber, data centers, and more, delivering an end-to-end automation platform that empowers infrastructure owners. We pride ourselves on our highly technical culture and innovative team, and we're one of the fastest-growing startups in our field. If you thrive on big challenges, love thinking about the big picture, and want to see your impact directly on large enterprise customers, we want to hear from you! Why Now As our customer base and technical stack expand, we’re entering a new phase of platform development. We need a senior engineer who can both lead and build, owning architecture, solving core product challenges, and mentoring the next generation of Inorsa engineers. You'll work on the hardest growth blockers and own meaningful pieces of the product vision. What You’ll Do This is an 80% technical / 20% leadership role. You'll write production-grade code, guide product architecture, and elevate engineering velocity. Core Responsibilities Design and implement scalable systems across our full stack (Python, TypeScript, SQL) Lead feature and architectural planning, and write specs for major components Collaborate cross-functionally with engineers, product managers, and designers Build and maintain integrations with AI/ML models and internal data pipelines Improve performance, reliability, and long-term maintainability of key systems Review code, mentor junior developers, and guide quality standards Communicate progress and risks with engineering leadership Act as a product owner—understand user needs, propose roadmap items, and drive implementation What You Bring Experience 6+ years of professional software engineering experience, including 2+ year

Join us in building the future of finance. Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading. About the team + role We are building an elite team, applying frontier technologies to the world’s biggest financial problems. We’re looking for bold thinkers. Sharp problem-solvers. Builders who are wired to make an impact. Robinhood isn’t a place for complacency, it’s where ambitious people do the best work of their careers. We’re a high-performing, fast-moving team with ethics at the center of everything we do. Expectations are high, and so are the rewards. The Cloud Security team is focused on protecting Robinhood’s AWS cloud and providing engineers with foundational security capabilities. It is a major contributor to the company’s least privilege objective to manage network traffic and reduce the level of access that employees have or could obtain through escalation. A Senior Security Engineer on the Cloud Security team is a well-rounded technologist and a deep subject matter expert in cloud security and building security controls on Amazon Web Services (AWS). The ideal candidate for this role will embody and exemplify our Safety First value. This role is based in our Bellevue, WA, Menlo Park, CA, and New York, NY offices, with in-person attendance expected at least 3 days per week. At Robinhood, we believe in the power of in-person work to accelerate progress, spark innovation, and strengthen community. Our office experience is intentional, energizing, and designed to fully support high-performing teams. What you’ll do As a Senior Security Engineer you will be part of a team which owns the security posture for cloud infrastructure on which all Robinhood products are built You will build and operate solutions that protect fou

About the Team The New Verticals team is building the future of local commerce by expanding DoorDash’s product offerings across Australia and New Zealand. This role sits within Drive, one of DoorDash’s fastest-growing businesses and a key strategic pillar for the company. The Drive team is responsible for the operations, development, and growth of Drive’s product suite which is our white-label solution that enables merchants to offer on-demand delivery directly through their own channels, powered by DoorDash’s logistics network. We’re looking for someone excited to thrive in a dynamic environment and contribute to our global mission of empowering and growing local economies. About the Role As a Senior Associate on the ANZ International New Verticals S&O team, you’ll focus on supporting key functions within our Drive business across our Grocery, Convenience, Alcohol, Health and Retail verticals. In this role, you’ll plan and execute strategic and operational initiatives for our largest Enterprise accounts, working with a wide array of cross-functional teams like partnerships, product, engineering, finance, and analytics. You will report into Associate Manager - Drive Lead, ANZ New Verticals. This is a hybrid role, with three days a week in the office and two days remote. You’re excited about this opportunity because you will… Strategise – From first principles, you’ll design vertical and account strategy for the ANZ New Verticals business—balancing growth with sustainable cost structures. Operate – Own tracking dashboards and manage week-over-week metrics for the various accounts you’ve been assigned to. You'll identify drivers of trends and develop plans to improve results. Analyse – Build models using Google Sheets and SQL to evaluate the economic, operational, and strategic impact of different initiatives—helping shape data-driven decisions that balance business costs with merchant delivery quality. Experiment and Execute – Turn strategy into actio

Our mission and customers: We are creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. We are proud to be rated 4.8 on Trustpilot, based on 55,000+ reviews. Our culture puts customer satisfaction at the core of what we do, as proven by our Net Promoter Score of 75 (more about our culture here). Our journey: Founded in 2017 by Alexandre and Steve, Qonto has grown to 1,600+ Qontoers serving over 600,000+ customers across 8 European countries. We have been profitable since 2023, and we are just getting started. Our beliefs: We hire for skills and potential. With 80+ nationalities, 45% women, of which 56% of women in our leadership team, diversity isn't a program; It's who we are. We've built a discrimination-free hiring process because the best teams are built on merit. AI at Qonto: AI is deeply embedded in how we work (here) - Every Qontoer gets unlimited access to the best AI tools. We want people who experiment without waiting for permission, push AI beyond the obvious, know when to trust it, and when to question it. ------------------------------------------------------------------------------------------------------ Join us as Product Designer in the AI Lab to design AI agents end-to-end — from discovery to delivery — and accelerate Qonto's AI roadmap alongside a team of ~12 engineers, a Product Designer, a PM, and a PMM building on top of one of the most advanced in-house agent platforms in European fintech. You will report to Sophie Cornay, Head of the AI Lab, and work within a fast-moving team of ~15 people shipping AI agents at high cadence. ➡️ What you'll do Design end-to-end experiences for AI agents (from concept to shipped UI/UX) across Qonto. Turn ambiguous problems into clear product flows through discovery, prototyping, and iteration. Run user research (interviews, tests) and translate insights into actionable design decisions. Partner daily with engineers a

At Snowflake, we are powering the era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the opportunity to reinvent how they work. You don’t just use tools; you possess an innate curiosity, treating AI as a high-trust collaborator that is core to how you solve problems and accelerate your impact. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset — who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results. At Snowflake, your role isn't just to execute a function, but to help redefine the future of how work gets done. The Product Data Science team is looking for a Full-stack Senior Data Scientist to come aboard and be part of Snowflake’s most critical initiatives. In this role, you will work closely with our Product and Engineering teams on everything from core operations, to innovative AI/ML tools, to our fastest-growing new and experimental features. You will work on long-running analytical initiatives yielding substantial product enhancements. This is a strategic, high-impact role that will help shape the future of Snowflake products and services. PLEASE NOTE: The position level is determined during the interview process and is influenced by various factors, including experience, educational attainment, skill level requirements, and overall interview performance. AS A SENIOR FULL STACK DATA SCIENTIST AT SNOWFLAKE YOU WILL: Be a proactive partner to Product Management and Engineering to shape feature roadmaps and help design metrics and analytical workflows to evaluate their success and effectiveness. Build efficient data models and high quality production pipelines and partner with Engineering for all necessary telemetry. Build scalable and extensible analytics/ML/causal inference frameworks to uncover feature usage patterns, subtle issues with the system, potential performance enhanc

About Us Pearl is AI for professional services at global scale, combining advanced AI with verified human expertise to deliver help that is accurate, accountable, and fast. Since 2003, our network has connected millions of customers with licensed professionals across 196 countries, making real expertise available anytime, anywhere. Our Values Data driven: Start with truth, measure what matters. Courageous: Bias to action; run toward hard problems. Innovative: Seek novel, elegant solutions. Lean: Do more with less. Build, ship, learn fast. Humble: Strong opinions, lightly held. About the Role We are looking for a Senior Analyst – Digital Marketing to join our International Team. In this role, you will serve as the analytical backbone of our marketing efforts, delivering data-driven insights that optimize campaign performance across Google Search and Display. Your expertise will help shape bidding strategies, targeting, creative testing, and overall ROI improvement. This position offers a clear growth path into a PPC Account Manager role, where you will take ownership of campaigns based on your performance. What You’ll Do Own the execution and performance of PPC campaigns, driving optimization strategies and ensuring measurable business impact. Analyze campaign performance data using SQL, Tableau, Google Analytics, and Looker Studio to identify opportunities, generate insights, and influence strategic decisions. Lead the design, execution, and evaluation of A/B and multivariate testing programs, translating findings into scalable improvements and measurable outcomes. Develop and apply advanced segmentation and clustering methodologies to improve audience targeting, campaign efficiency, and growth opportunities. Leverage AI-driven tools and predictive models to optimize creative assets, keyword strategies, and prioritization frameworks that improve performance at scale. Drive cross-functional alignment with marketing, product, analytics, and business stakeholders

Why us? Insurify is one of the America’s fastest-growing MIT FinTech startups and has been recognized as one of Inc. 5,000’s fastest-growing private companies in America in 2025, 2024, 2023, 2022 and 2021, Forbes Fintech 50 List for 2023, 2022, and 2021, Forbes Next Billion Dollar Startups of 2022 global and Top 100 InsurTech company. We’re changing the way millions of people compare, buy and manage insurance with artificial intelligence, technology, and superior product design. Our company vision is to be recognized as the preeminent and most trusted digital agent for insurance comparison, purchase, and management. Our team is critical to achieving our vision and fostering the right culture is essential to our team’s success. How you will make an impact Work with our product team to architect and develop new features Optimize existing features using modern development techniques to improve speed and reliability Write comprehensive test suites that fortify our codebase Deploy to production often What you need to succeed 5+ years of experience of building frontend applications using a contemporary web framework (like React) Knowledge of JavaScript/TypeScript (we use React, NodeJS, Gatsby) Understanding of modern CSS techniques or willingness to learn Good knowledge of http(s) protocol Experience in analyzing code performance to identify optimization opportunities Experience in writing unit and integration tests Familiarity with Infrastructure as Code, AWS, and Python are a plus Fluency in English (both writing and speaking) Benefits Employee stock options 25 days annual leave Enhanced private medical, dental and vision insurance plans Yearly wellbeing budget or Multisport card Personal budget for learning and books Employee Assistance Program and other wellbeing perks Office kitchen and fun area with snacks and beverages Regular social events Friendly office culture Hybrid office We are proud to be an Equal Employment Opportunity and Affirm