Senior Application Developer Jobs

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. The UK&I Solutions Engineering team guides Okta customers through their entire journey, from initial engagement to upsell and cross-sell, using their expertise in presentations, events, and meetings to ensure customers drive maximum value from our platform. We are looking for great teammates that can build sales presentations, product demonstrations, and educate customers (everyone from developers to product managers to C-level executives) on Identity Security. Okta’s Solutions Engineers empathise with customers and quickly discern their true technical needs by asking detailed and clarifying questions and presenting solutions that target those needs. You have the rare combination of technical savviness and business insight and you’re looking for a career where you can utilise both. As a Solutions Engineer at Okta, you will hone each of these skills by advising a diverse set of customers on what is possible using Okta’s Identity Platform. What you’ll be doing: Involved in all stages of the customer’s sales lifecycle in the role of trusted technical advisor. Building sales presentations, product demonstrations, and educate customers (everyone from developers to product managers to C-level executives) on the best ways to secure identity. Empathise with customers and quickly discern their true technical needs by asking detailed and clarifying questions and presenting solutions that target those needs. Using your technical savviness and business

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit www.redditinc.com . Working as a Senior Growth Manager supporting Reddit’s International Community team, you will develop and execute initiatives that strengthen Reddit’s user and community ecosystems in the US and across international markets. This position is open to candidates based in the UK or the US - East Coast. This is not a marketing role. You will identify high-impact growth opportunities, design and execute experiments, and develop successful interventions into repeatable models that can be applied across markets. Your work may include building and scaling communities, increasing the supply of relevant content and contributions, reaching underserved audiences, and strengthening Reddit’s user experience. The role combines growth strategy, hands-on experimentation, data analysis, and cross-functional influence. You will work closely with Product, Data Science, Marketing, and Community teams while maintaining the autonomy and entrepreneurial mindset required to scale successful initiatives to other markets. Responsibilities: User & Community Growth Strategies: Establish and execute comprehensive strategies to grow the user base and nurture communities. Growth Experimentation: Design and execute growth experiments aimed at addressing gaps in content supply, community density, contribution, discovery, engagement, and user growth. Apply a creative, entrepreneurial approach by testing ideas quickly, learning from results, and iterating accordingly. Scaling and Repeatability: Translate successful experiments into repeatable pl

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. We are looking for a Senior Solution Engineer who is accustomed to solving customer’s most complex problems and closing large deals. In this role you will work directly with the sales team and channel partners to understand the needs of our customers, strategize on how to navigate winning sales cycles, provide compelling value-based demonstrations, support enterprise Proof of Concepts, and ultimately close business. As a Snowflake Solution Engineer you must share our passion about reinventing the database space, thrive in a dynamic environment and have the flexibility and willingness to jump in and get things done. You are equally comfortable in both a business and technical context, interacting with executives and talking shop with technical audiences. IN THIS ROLE YOU WILL GET TO: Present Snowflake technology and vision to executives and technical contributors at prospects and customers Work hands-on with prospects and customers to demonstrate and communicate the value of Snowflake technology throughout the sales cycle, from demo to proof of concept to design and implementation Immerse yourself in the ever-evolving industry, maintaining a deep understanding of competitive and complementary technologies and vendors and how to position Snowflake in relation to them. Collabo

About Sayari: Sayari is the judgment infrastructure for trustworthy AI in economic security and commercial risk. The Sayari Commercial World Model resolves 11.7B+ primary-source records from 250+ jurisdictions forming the ground truth of global commerce. A Judgment Ontology, encoding over a decade of investigative tradecraft, and Superconductor, an agentic orchestration platform, deliver AI that reasons like an expert analyst, shows its work, and traces every finding to its source. Trusted by U.S. Customs and Border Protection, HM Revenue & Customs, and Fortune 500 enterprises, Sayari is used by thousands of professionals across 35+ countries to secure supply chains and dismantle illicit networks. Headquartered in Washington, D.C., with offices in London, Singapore, Tokyo, and Tel Aviv. POSITION DESCRIPTION: The Customer Success Managers (CSM) help Sayari’s existing clients effectively leverage Sayari solutions and deepen our relationships within client organizations. The CSM plays a vital role in ensuring that our customer fully realizes a return on their investment in Sayari products by understanding our clients’ priorities and designing strategies to prove our platform's and data's value while continuously feeding technical requirements to our engineering team. The CSM collaborates with key stakeholders to successfully onboard and train new clients, ensure product adoption, minimize churn risk, and nurture the relationships between Sayari and its clients. By transforming our clients’ organizations through user adoption of Sayari’s suite of solutions, the CSM creates the conditions for optimal product value realization and renewal. JOB RESPONSIBILITIES: Client Onboarding & Retention: Drive product adoption, renewal rates, and expansion within a portfolio of Tokyo-based and regional Japanese enterprise clients. Workflow Integration: Embed Sayari’s solutions into local client workflows by understanding their specific organizational s

About Us SharkNinja is a global product design and technology company, with a diversified portfolio of 5-star rated lifestyle solutions that positively impact people’s lives in homes around the world. Powered by two trusted, global brands, Shark and Ninja , the company has a proven track record of bringing disruptive innovation to market and developing one consumer product after another has allowed SharkNinja to enter multiple product categories, driving significant growth and market share gains. Headquartered in Needham, Massachusetts with more than 4,100 associates, the company’s products are sold at key retailers, online and offline, and through distributors around the world. AI at SharkNinja At SharkNinja, we’re building an AI-native culture. We’re not waiting for the future; we’re creating it. Our people are expected to experiment boldly, adopt new tools, and continuously raise what’s possible to create meaningful impact for our consumers. If you believe the best way to do your job hasn’t been invented yet, you’ll fit right in. SharkNinja is looking for an enthusiastic Mechanical Systems Engineer to join the Systems Engineering group within Shark & Ninja Engineering. You'll identify key system-level requirements, prototype and test to fill gaps where requirements are unclear, align with cross-functional teams, and iterate as projects evolve through development. Here are some of the EXCITING things you'll get to do: Drive product definition by communicating system functions and requirements across disciplines Build proof-of-concept prototypes with microcontrollers and 3D-printed designs to shape early product direction Guide engineering, electrical, and marketing teams on tradeoffs within complex thermal and electromechanical products Develop unique product design solutions for Shark & Ninja products sold globally Define, design, build, and test new products across the full lifecycle within a mult

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100* trust GitLab to ship better, more secure software faster. The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, innovation, and impact. GitLab is where careers accelerate, innovation flourishes, and every voice is valued. Our high-performance culture is driven by our values and continuous knowledge exchange, enabling our team members to reach their full potential while collaborating with industry leaders to solve complex problems. Co-create the future with us as we build technology that transforms how the world develops software. * Fortune 500® is a registered trademark of Fortune Media IP Limited, used under license. Claim based on GitLab data. Fortune 100 refers to the top 20% ranked companies in the 2025 Fortune 500 list, published in June 2025. Fortune and Fortune Media IP Limited are not affiliated with, and do not endorse products or services of GitLab. An overview of this role As a Senior Migration Engineer for GitLab Dedicated, you'll partner with customers to plan and deliver migrations from self-managed GitLab to GitLab Dedicated. You'll use GitLab Geo to replicate customer data and move customers onto fully managed, isolated GitLab environments with minimal disruption. You'll balance hands-on technical delivery with clear communication and project ownership, translating each customer's goals, timelines, and constraints into a practical plan and guiding them through cutover and validation. You'll use infrastructure as code and configuration as code practices, Kubernetes, clo

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100* trust GitLab to ship better, more secure software faster. The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, innovation, and impact. GitLab is where careers accelerate, innovation flourishes, and every voice is valued. Our high-performance culture is driven by our values and continuous knowledge exchange, enabling our team members to reach their full potential while collaborating with industry leaders to solve complex problems. Co-create the future with us as we build technology that transforms how the world develops software. * Fortune 500® is a registered trademark of Fortune Media IP Limited, used under license. Claim based on GitLab data. Fortune 100 refers to the top 20% ranked companies in the 2025 Fortune 500 list, published in June 2025. Fortune and Fortune Media IP Limited are not affiliated with, and do not endorse products or services of GitLab. An overview of this role As a Senior Backend Engineer on the Flow Components functional team , you'll help build GitLab's Flow Registry, which provides reusable primitives for agentic flows built on the GitLab Duo Agent Platform. Your primary focus will be backend engineering in Python, using LangChain and LangGraph to develop secure, reliable, and scalable capabilities across the Duo Workflow Service and the GitLab monolith. You'll also work across the stack when needed, bringing familiarity with JavaScript and frontend development to support the official GitLab Duo Agent Platform client, Duo CLI, and advocate for a strong user

About the Team DoorDash ANZ is building a best-in-class Brand and Creative function. This team exists to build the vision, story, systems and value of the DoorDash brand across Australia and New Zealand, inspiring creativity and infusing our brand into every touchpoint of the region's marketing, from always-on campaigns to major sport and entertainment partnerships. About the Role Reporting to the ANZ Marketing Director, the ANZ Marketing team is looking for a Senior Manager, Brand and Creative to lead brand strategy and creative development for DoorDash across ANZ. The ideal candidate moves seamlessly between foundational brand strategy and sharp, culturally relevant creative execution. They are as fluent in systems and frameworks as they are in ideas, thrive in a fast-paced, high-autonomy environment, and have a genuine passion for building a challenger brand that competes on experience and cultural relevance rather than budget alone. This is a highly visible, hands-on leadership role in a market where DoorDash operates with strong creative trust and full autonomy to shape how the brand shows up regionally. You're excited about this opportunity because you will… Build, own and evolve the vision, story and creative expression of the DoorDash brand across ANZ Lead the region's brand and creative platform that will guide work across all channels Partner closely with internal teams and external agencies to develop remarkable, on-strategy work that builds cultural relevance and earns attention against a well-resourced market leader Shape creative for DoorDash's major ANZ sport and entertainment partnerships, ensuring brand and partnership work reinforce each other Act as the primary advocate for our three audiences, Consumers, Dashers and Merchants, ensuring brand and creative decisions are grounded in real audience insight Own, report on and optimise against ANZ Brand Health goals Build brand architecture, narrative and messaging frameworks that can flex across a fast

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guests to connect with communities in a more authentic way. The Community you will join: The Homes team is responsible for growing Airbnb’s destination business and growing the supply ensuring we maintain a competitive portfolio of accommodation listings that meet guest expectations for value, variety, and experience. The team also supports hosts globally by enabling efficient planning and execution of growth strategies that align with Airbnb’s mission and resonate with local communities. The difference you will make: As a Senior Market Manager, you will be responsible for the Homes business growth in Vietnam, and to maintain a competitive supply. Focusing on these responsibilities, you will build Airbnb’s strong market presence by collaborating with other teams as the local in-market expert. As someone who knows the Airbnb mission and values inside out, you will drive all phases of Homes acquisition and retention and market success, including acquisition strategy development, generating and converting supply leads, and strategic partners relationship management, as well as creating them from scratch. You will help develop and iterate scalable localized supply management strategies for both developed and highly competed market destinations and nascent and relatively untapped new markets ultimately ensuring our long-term market success. A typical day: Build and manage partner relationships within Vietnam Core Host accounts, develop strong and long-lasting partnerships Prospect and onboard new, high-quality supply in your assigned geography Analyze data and utilize data-driven recommendations to identify and action on strategic opportunities in your region to increa

Here at Appian, our values of Intensity and Excellence define who we are. We set high standards and live up to them, ensuring that everything we do is done with care and quality. We approach every challenge with ambition and commitment, holding ourselves and each other accountable to achieve the best results. When you join Appian, you’ll be part of a passionate team dedicated to accomplishing hard things, together. Accelerate commercial velocity and ensure governance for high-value transactions by structuring complex enterprise agreements that power Appian's global market growth. Location: Madrid, Spain Work Model: On-site (5 days/week) About the Team The Commercial Operations team sits at the vital intersection of Sales, Finance, and Legal at Appian. We are responsible for the critical governance, pricing strategies, and execution frameworks that turn enterprise pipeline into realized revenue. Our mission is to safeguard company margin and policy compliance while providing strategic deal mechanics that enable our field teams to win accounts in the competitive AI-Powered Process Automation market. The Opportunity Enterprise software agreements are sophisticated and fast-moving, requiring an exceptional blend of financial acumen, risk assessment, and strategic collaboration. As a Senior Commercial Operations Specialist, you have a premier opportunity to serve as an internal consultant and commercial architect for our elite sales organization. Operating with independence and authority over your daily priorities, you will directly influence contract accuracy, solve complex structuring hurdles, and significantly reduce transaction cycle times to accelerate Appian's growth. What You’ll Do Structure and process complex enterprise deals efficiently, ensuring all commercial offers fully align with corporate pricing, margin guidelines, and revenue recognition policies. Draft, modify, and finalize complex contract terms and conditions for both net-n

Celonis is the trusted platform to industrialize Enterprise AI. At our core is the Celonis Context Model — which combines process data, business knowledge, and intelligence into a living digital twin of the enterprise that AI can actually understand, turning AI's operational blind spots into operational clarity. World's leading companies trust Celonis and its global ecosystem of partners to make their AI agents, people, systems, and processes work together, achieving transformational outcomes. We believe there's a massive opportunity to unlock global productivity and sustainability by giving AI the context to understand how every business process really works. Join our mission to make processes work for people, companies, and the planet. The Team: As an Senior Applied Value Engineer you push the envelope in solving mission-critical problems for our customers. You will work with our most strategic customers, understand their strategy and key challenges, and build Celonis solutions using cutting-edge AI technologies from market leaders such as Microsoft and OpenAI. With Celonis’ market-leading Process Intelligence (PI) Platform we feed operational context to AI so it understands our customers’ businesses and enables them to industrialize AI unlocking real ROI on AI deployments and at scale. There is no AI without PI. You will prototype these solutions, demonstrate their value to executives, and ensure successful implementation, adoption and value realization to increase Celonis' footprint at those customers.. Role Description As a Senior Applied Value Engineer you are pushing the envelope in solving business-critical problems for our customers. You will be working with our most strategic customers, understanding their objectives and key challenges, and building Celonis solutions using the world’s leading Process Intelligence (PI) platform in combination with the largest AI and ML technology partners, such as Microsoft, OpenAI and Databricks. With Celonis’ Proce

About Us The Rubrik Security Apps team helps customers secure their data on the cloud. Cloud data is growing at an ever growing pace and so are the risks with cyber attacks targeted towards cloud data. We make it easy for businesses to protect, search, analyze all of their cloud data simply and scalably. Security Apps is one of the fastest growing businesses and teams within Rubrik. We consider ourselves a startup inside a startup! Join us in this journey where there are ever widening avenues to explore, opportunities to innovate, deep engineering problems to tackle. We believe in fostering a culture with strong engineering values and teamwork as the key to building a great company and product. When you become part of our dynamic and innovative team, you'll contribute to the development of cutting-edge products within a fast-growing company that prides itself on an exceptional culture and a dynamic work environment. About the Role We're looking for a Senior Backend Engineer to join our R&D team. You will work closely with our product team to build our unique product offering. As a Senior Backend Engineer, you will be responsible for building complex backend designs that are both scalable and fault-tolerant, developing our data ingestion pipeline and introducing new analysis engines. What You'll Be Doing Design, develop, test, deploy, maintain and improve the software. You’ll have your domain of expertise in which you'll assist the product team with future directions, lead the technology and cooperate with other engineers. You’ll develop backend services that integrate with and ingest data from various cloud providers that store sensitive data. You’ll build pipelines that analyze, classify, correlate and process this data. You’ll build systems that detect anomalies in the ingested data for alerting the customer, that automatically resolve issues and that generate sophisticated yet easily consumable insights arising from the processed dat

About the Role You will be a key driver of merchant growth and success for DoorDash's autonomous delivery partners. This is a hybrid role spanning merchant sales, onboarding, and ongoing success. You'll be on the frontlines helping new merchants join the platform while ensuring existing ones thrive. You'll work closely with account managers, merchants, and internal product teams to shape the merchant experience. You’re excited about this opportunity because you will… Pitch and onboard new merchants to drive autonomous delivery growth and adoption, through direct outreach and in coordination with account managers and sales teams Own end-to-end merchant onboarding and training, ensuring a smooth launch experience Conduct regular success check-ins and follow-ups with merchants to collect feedback and learnings that inform product development Maintain and manage merchant enablement in internal databases, ensuring data accuracy and completeness Support new pilot launches with enterprise partners, providing onsite assistance and closely tracking store performance to identify and resolve issues What We're Looking For 1-2+ years of function-specific experience in sales, account management, merchant success, or operations Bachelor's degree or equivalent experience Strong communication skills with experience managing relationships across multiple stakeholders Ability to travel to merchants to train staff and perform on-site audits to assess product performance and gather feedback Comfort working in a fast-paced, ambiguous environment with a bias toward execution Compensation Actual compensation within the pay range listed below will be decided based on factors including, but not limited to, skills, prior relevant experience, and specific work location. Base salary is localized according to employee work location. DoorDash cares about you and your overall well-being. That’s why we offer a comprehensive benefits package to all regular employees, which includes a 401(k) pl

About BlockTech BlockTech is an algorithmic trading firm operating at the frontier of global crypto derivatives and spot markets. We trade 24/7 across some of the fastest-moving, most data-rich venues in finance. Crypto remains one of the few markets where a researcher can still meaningfully move the edge: abundant data, novel microstructure, and the shortest possible loop between a research idea and live PnL. We're looking for an experienced Quantitative Researcher to take ownership of that edge and push it further. The role This is a senior, hands-on research seat on our trading floor. You'll own a research agenda end-to-end from hypothesis, dataset construction, feature engineering, model training, backtesting, live deployment, monitoring, and iteration. You'll be trusted to set its direction. You'll work shoulder-to-shoulder with fellow researchers, traders and analysts, shape how we price and trade, and help raise the bar for research across the floor, including mentoring less experienced researchers and influencing the tools and standards the team relies on. You will: Own price-prediction, signal, execution, and anomaly-detection models across crypto derivatives and spot markets from idea to live PnL using state-of-the-art ML Shape our research, backtesting, and trading infrastructure together with engineers, so good ideas reach production quickly and safely Own models in production: monitor live performance, diagnose decay, and iterate on what you ship Set research direction alongside traders, deciding which trades are worth making and why Raise the research bar by mentoring colleagues, reviewing work, and setting standards for rigour What we're looking for 4+ years of hands-on quantitative research and/or applied ML experience, with a track record of models you've taken into production trading live A strong academic foundation in a quantitative discipline (mathematics, physics, statistics, computer science, ML/AI, or similar) Fluency in Python and the modern

About BlockTech BlockTech is a fast-paced algorithmic trading firm facilitating global cryptocurrency derivatives and spot trading while expanding into new markets. As we continue to grow rapidly, we are looking for a Software Engineer to join our Foundation team amid our exciting scale-up phase! You will Build & optimize: Design, develop, and maintain high-reliability, low-latency, and high-throughput foundational systems that enable our trading and technology teams to scale efficiently. Ingest & aggregate: Collect trading business data with minimal latency impact and ingest both public and private exchange information into our trading system. Store & stream: Develop and maintain infrastructure for real-time data aggregation and long-term storage, as well as our Kafka-based messaging systems. Collaborate & support: Work closely with multiple teams, assisting them in integrating with and making the most of our foundational systems. Innovate: Drive projects from concept to deployment with full ownership, and explore new tools, frameworks, and approaches to keep our infrastructure best-in-class. The Foundation team develops core software infrastructure (libraries, frameworks, and systems) for BlockTech, solving common problems and lending its expertise to enable other teams to stay focused on their respective domains. They own, develop, and configure a wide variety of critical, high-reliability software, ranging from low-level ultra-low-latency shared memory IPC libraries to high-throughput data buses and data aggregation systems including Kafka, NATS, PostgreSQL, and Iceberg. They work primarily in Rust, but also use Python and SQL. If you thrive on low-level problem-solving, building robust frameworks from scratch, and enabling others to move faster, this role is for you. What We're Looking For Essential: 5+ years of experience as a Software Engineer, with a strong focus on systems-level optimisation and awareness of hardware constraints Proficiency