Software Engineer, Agent

About UsAt Sierra, we are revolutionizing the way businesses engage with their customers through innovative AI solutions. Our mission is to craft exceptional, human-centric customer experiences. With our headquarters in San Francisco and expanding offices in London, Atlanta, New York, France, Singapore, and Japan, we are at the forefront of technology.Our corporate culture is deeply rooted in our core values: Trust, Customer Obsession, Craftsmanship, Intensity, and Family. These principles guide our actions and decisions, shaping a collaborative and empowering work environment.Led by co-founders Bret Taylor and Clay Bavor, Sierra is positioned for growth. Bret has an impressive background, having served as co-CEO of Salesforce and CTO of Facebook, while Clay has dedicated years at Google leading groundbreaking projects in AR/VR and product design.Your RoleArchitect and deploy state-of-the-art AI agents: You will be responsible for designing, developing, and launching high-performance AI agents that are pivotal to Sierra’s success, enhancing customer interactions across various sectors such as finance, healthcare, and e-commerce.Lead the Agent Development Life Cycle: Take full ownership of projects from inception to deployment and sustained enhancements, establishing best practices and ensuring the highest standards are met in AI development.Collaborate with industry leaders: Engage directly with top executives at major enterprises and dynamic startups, identifying their challenges and pioneering AI solutions that drive operational transformation.

Role overview Sanity is looking for a Senior Software Engineer, Content Agent, based in London, UK. This role centers on shaping how content is managed and delivered across a range of platforms. The main focus is building and refining Sanity’s content management system to meet evolving user needs. What you will do Collaborate with colleagues from various teams to design, develop, and improve the core content management system Contribute to technical decisions that influence the direction of Sanity’s platform Help ensure the system adapts to new requirements and remains effective for a diverse user base Requirements Creative approach to solving complex technical challenges Commitment to high standards and ongoing improvement Interest in teamwork and making a visible impact through your work

At Docker, we are dedicated to simplifying application development, allowing developers to concentrate on what truly matters. Our remote-first team is global, united by a shared passion for innovation and exceptional developer experiences. With over 20 million monthly users and 20 billion image pulls, Docker stands as the leading tool for building, sharing, and running applications, trusted by both startups and Fortune 100 companies alike. We are in a rapid growth phase and just getting started. Join us for an exciting journey!As part of Docker's AI engineering team, you will play a pivotal role in shaping the future of containerized AI agents. Docker containers serve as the ideal platform to host and execute AI agents, providing isolation, portability, and reproducibility.You will contribute to Docker Agent, our open-source project (https://github.com/docker/docker-agent), enhancing it to empower developers to build, deploy, and scale intelligent agents using Docker's container technology.This position offers a unique greenfield opportunity to influence how developers utilize containers for AI agents at scale. You will collaborate with a team of experienced engineers and work closely with our sister teams focused on Ask Gordon and Docker's broader AI platform. This role combines cutting-edge AI techniques with container technology to address real-world developer challenges.Important Note: This position is only available to candidates currently residing in London (or within a reasonable commuting distance). We cannot make exceptions to this location requirement.

Join us at Docker, where we revolutionize app development, allowing developers to concentrate on what truly matters. Our remote-first global team thrives on innovation and enhancing the developer experience. With over 20 million monthly users and 20 billion image pulls, Docker stands as the premier tool for building, sharing, and running applications—trusted by both startups and Fortune 100 companies. As we rapidly expand, we're just getting started. Come aboard and enjoy this exciting journey!We are seeking a Principal Software Engineer (Docker Agents) to join our AI engineering team to shape the future of containerized AI agents. Docker containers provide the ideal environment for hosting and executing AI agents, ensuring isolation, portability, and reproducibility. You will work on our open-source project, cagent (https://github.com/docker/cagent), and enhance it to empower developers in building, deploying, and scaling intelligent agents utilizing Docker’s container technology.This is a unique opportunity to influence how developers harness containers for AI agents on a large scale. You will establish the technical vision, spearhead architectural decisions, and collaborate with engineers and leaders across Docker to integrate containerized agent capabilities into the developer experience.

About UsAt Sierra, we're on a mission to revolutionize customer experiences through our innovative AI platform. With headquarters in San Francisco and expanding offices in cities like London, New York, and Singapore, we are dedicated to creating meaningful interactions between businesses and their customers.Our core values—Trust, Customer Obsession, Craftsmanship, Intensity, and Family—define our culture and drive our commitment to excellence in every project we undertake.Our visionary co-founders, Bret Taylor and Clay Bavor, bring a wealth of experience from leading tech giants like Google and Salesforce, ensuring that our team is equipped with unparalleled expertise in the field.Your RoleDesign and deliver robust AI agents: You will create high-performing, reliable, and intuitive AI agents that are crucial to Sierra's growth, operating across diverse sectors such as finance, healthcare, and e-commerce.Lead the Agent Development Life Cycle (ADLC): You will take charge from pilot development through to deployment and ongoing refinement, setting benchmarks for best practices in the industry.Collaborate with industry leaders: By partnering with major enterprises and innovative startups, you will address critical business challenges and integrate AI solutions that transform operational efficiencies.

About the Role vega is looking for an AI/Agent Engineer in London. This position focuses on designing and building intelligent agents that address complex challenges. Work will directly support the advancement of AI solutions across the company.

Role Overview The Trade Desk is hiring a Staff Software Engineer to help build advanced AI solutions. This London-based role centers on designing and implementing software systems that support and improve AI-driven products. What You Will Do Design and implement software systems for AI applications Work closely with teams across disciplines to expand product capabilities Support integration of new technologies into existing products Collaboration This role involves frequent collaboration with cross-functional teams to ensure AI systems are effective and integrate smoothly with other offerings.

About DecagonDecagon stands at the forefront of conversational AI, empowering brands to deliver exceptional concierge-level customer experiences. Our innovative technology enables prominent enterprises such as Avis Budget Group, Block’s Cash App and Square, Chime, Oura Health, and Hunter Douglas to deploy intelligent AI agents that facilitate personalized and engaging interactions across various channels, including voice, chat, email, and SMS.We are crafting a future where customer interactions are transformed from mere support tickets and hold music into swift resolutions and rich conversations, fostering deeper relationships. Supported by leading investors such as a16z, Accel, Bain Capital Ventures, Coatue, and Index Ventures, we are committed to this vision.As an in-office company, we thrive on a culture of excellence and speed, guided by our core values: Just Get It Done, Invent What Customers Want, Winner’s Mindset, and The Polymath Principle.About the TeamThe Agent Software Engineering team at Decagon is dedicated to deploying cutting-edge conversational AI agents that impact millions of users and drive our growth. You will lead a team in enhancing our industry-leading AI platform, collaborating closely with customers and leveraging your creativity to develop scalable solutions that meet their evolving needs.Our mission is to create enchanting support experiences where AI agents work in tandem with human agents to resolve user issues effectively.About the RoleAs we expand with a new office in London, Decagon is seeking an Engineering Manager to establish and cultivate its culture from the ground up. In this pivotal role, you will have full ownership and autonomy in delivering top-tier AI agents, overseeing everything from initial implementation to ongoing refinement. You will engage directly with leaders across diverse sectors such as finance, healthcare, and hospitality, addressing their users’ needs with reliable and intuitive AI solutions.Our engineers take pride in owning their projects from start to finish and are empowered to make a significant impact. This position is ideal for someone eager to mentor junior engineers, tackle complex system challenges, and craft elegant, scalable solutions for millions of users.

At Sanity.io, we are pioneering the future of AI-enhanced Content Operations. Our AI Content Operating System empowers teams to model, create, and automate content in alignment with their business processes, thereby accelerating digital development and enhancing content operations efficiency. Esteemed companies such as SKIMS, Figma, Riot Games, Anthropic, COMPLEX, Nordstrom, and Morningbrew leverage Sanity to optimize and automate their content workflows.Sanity Content Agent exemplifies the fusion of AI and structured content—an intelligent assistant that comprehensively understands each customer’s content model, navigates references like a seasoned team member, and merges web research with internal content knowledge in a unified dialogue. Sanity stands out in this landscape with our expansive Content Lake hosting structured content that provides rich context beyond the capabilities of generic AI tools.Your team will explore the limits of what is achievable when AI genuinely comprehends content: quickly auditing thousands of documents, identifying inconsistencies before they reach customers, and producing impeccably structured documents adhering to complex validation rules. With a robust and expanding team of 4 engineers and the potential for growth as the product evolves, you will be instrumental in developing AI functionalities that transform hours of content management into mere minutes. You will navigate the technical challenges of LLM integration and agentic workflows while ensuring the AI is trustworthy for content teams. Discover more about our products here, here, and here.

About SierraSierra is at the forefront of revolutionizing customer interactions through innovative AI technology. With our headquarters in San Francisco and expanding offices in cities like London, Atlanta, New York, Paris, Singapore, and Tokyo, we are committed to enhancing the way businesses connect with their customers.Our company culture is built around core values: Trust, Customer Obsession, Craftsmanship, Intensity, and Family. These guiding principles shape our work ethic and foster a collaborative environment where each team member can thrive.Founded by industry visionaries Bret Taylor and Clay Bavor, Sierra leverages decades of expertise from leading tech giants to deliver cutting-edge AI solutions. Bret's background includes roles as co-CEO of Salesforce and CTO of Facebook, while Clay's experience spans 18 years at Google, leading groundbreaking projects in AR/VR and AI.Your RoleArchitect and implement high-performance AI agents: You will design and deploy robust, intuitive AI agents that are critical to Sierra's success, significantly impacting revenue and customer satisfaction across various sectors, including finance, healthcare, and retail.Lead the Agent Development Life Cycle: You will take full ownership of the process from initial pilot projects through to deployment and ongoing enhancement, setting the industry standard for best practices in AI agent development.Collaborate with industry leaders: You will engage with top executives from major corporations and innovative startups to address complex business challenges, creating AI solutions that transform operations at scale.

About UsAt Sierra, we are pioneering a transformative platform that empowers businesses to create exceptional, human-centric customer experiences through artificial intelligence. Based predominantly in San Francisco, our presence is expanding with offices in Atlanta, New York, London, France, Singapore, and Japan.Our actions are anchored by core values that shape our culture: Trust, Customer Obsession, Craftsmanship, Intensity, and Family. We are dedicated to embodying these principles in every facet of our work.Sierra was co-founded by Bret Taylor and Clay Bavor. Bret, currently the Board Chair of OpenAI, has an impressive background as the former co-CEO of Salesforce and CTO of Facebook. Clay boasts 18 years at Google, leading groundbreaking projects such as Google Lens and Project Starline.Your RoleCreate and deploy high-performance AI agents: You will design and implement robust, user-friendly AI agents that are critical to Sierra's success, operating in live environments across various sectors, including finance, healthcare, and commerce.Manage the Agent Development Life Cycle (ADLC): You will take full charge of the process from initial pilot phases to ongoing deployment and enhancement, shaping the standards for ADLC best practices.Collaborate with leading enterprises and innovative startups: Engage directly with executives from major corporations to tackle their most significant challenges, while also partnering with cutting-edge startups in London to embed AI agents into their operations.

Join our innovative team at Meticulous, where we are revolutionizing the software development landscape. Our mission is to significantly accelerate software development processes through our unique technology.At Meticulous, we are experiencing rapid growth, with leading companies like Dropbox, Wiz, and Notion embracing our tool at an unprecedented rate. Our compact team is composed of some of the most talented engineers globally, allowing us to create advanced technology that autonomously and thoroughly tests frontend codebases.This capability is groundbreaking; it is underpinned by innovative technologies and research that set us apart from competitors. Our product's demand is soaring, and many customers are willing to invest more in Meticulous than any other software solution, often recommending us spontaneously to their networks.We believe that autonomous, exhaustive testing is essential to unlocking the full potential of code generation and automating a significant portion of the software development lifecycle.Based in London, our team of ten is dedicated to building a small, highly skilled workforce. We are currently hiring for this position in London and are also considering launching Forward Deployed Engineering roles in San Francisco soon. If you are interested in either opportunity, we encourage you to apply.Key Responsibilities:Design and develop a distributed system capable of simultaneously replaying thousands of sessions, delivering results to developers in mere seconds.Integrate Meticulous into the core of autonomous code generation, creating a coding agent that surpasses current capabilities by establishing a feedback loop to assess the exhaustive impact of every modification.Innovate algorithms to identify sessions that explore diverse code paths and edge cases, while filtering out overly similar sessions.Collaborate directly with engineering leaders from top tech companies to facilitate the deployment of Meticulous across their platforms.

About UsAt Sierra, we're revolutionizing the way businesses engage with their customers through AI-driven solutions. With headquarters in San Francisco and expanding offices in major cities such as London, New York, Atlanta, France, Singapore, and Japan, we are committed to enhancing human experiences in customer service.Our team thrives on a culture built around core values: Trust, Customer Obsession, Craftsmanship, Intensity, and Family. These principles guide our actions and define our collaborative spirit.Founded by industry leaders Bret Taylor and Clay Bavor, our leadership boasts a wealth of experience from top-tier companies like Salesforce and Google, ensuring our innovation is at the forefront of AI technology.Your RoleDesign and implement robust AI agents: You will create and deploy high-performance, reliable AI agents that are crucial to Sierra's mission and growth. These systems will operate in production environments across diverse sectors including finance, healthcare, and e-commerce.Lead the Agent Development Life Cycle (ADLC): You will take full ownership of the ADLC from the initial pilot phase through to deployment and ongoing refinement. Your responsibilities will include developing, optimizing, and scaling AI solutions while setting standards for best practices in the lifecycle.Collaborate with leading enterprises and innovative startups: Engage directly with executives from major corporations to tackle their most significant challenges and develop transformative AI agents. Partner with cutting-edge startups in London to integrate AI solutions that redefine operational methodologies.

About UsAt Sierra, we are on a mission to revolutionize the way businesses interact with their customers through state-of-the-art AI technology. As a predominantly in-person company headquartered in San Francisco, we are rapidly expanding our presence with offices in Atlanta, New York, London, France, Singapore, and Japan.Our core values—Trust, Customer Obsession, Craftsmanship, Intensity, and Family—are the guiding principles that shape our culture and drive our actions. We are dedicated to maintaining these values in every aspect of our work.Our esteemed co-founders, Bret Taylor and Clay Bavor, bring unparalleled expertise from their previous roles at Salesforce, Facebook, and Google, ensuring we are at the forefront of innovation.Your RoleDesign and deliver production-grade AI agents: You will create and deploy high-performance, reliable, and user-friendly AI agents that are integral to our operations and directly contribute to Sierra's growth. These systems are not mere prototypes; they are robust, scalable solutions utilized across various industries, including finance, healthcare, and commerce.Lead the Agent Development Life Cycle (ADLC): You will take full ownership and exercise autonomy from the initial pilot phase to deployment and ongoing iterations. Your responsibilities will include building, fine-tuning, and evolving AI agents in production, setting the benchmark for best practices in ADLC.Collaborate with major enterprises and innovative startups: You will engage directly with leaders from some of the world's largest companies to address their most critical business challenges and develop AI agents that fundamentally enhance their operational capabilities. Additionally, you’ll work alongside the most innovative startups in London, embedding AI agents...

About UsAt Sierra, we are on a mission to revolutionize customer experiences for businesses through the power of AI. Headquartered in San Francisco, we are expanding our presence with offices in Atlanta, New York, London, France, Singapore, and Japan, fostering a culture of innovation and collaboration.Our core values—Trust, Customer Obsession, Craftsmanship, Intensity, and Family—shape our work ethic and define our unique company culture. We believe that these principles are essential for delivering exceptional products and services.Founded by industry leaders Bret Taylor and Clay Bavor, Sierra benefits from their rich backgrounds at tech giants like Google and Salesforce, where they have driven groundbreaking innovations.Your RoleDesign and Develop AI Solutions: You will create and deploy robust, high-performance AI agents that are essential to Sierra's business growth. These agents will serve various industries, including finance, healthcare, and commerce, ensuring reliability and scalability.Lead the Agent Development Life Cycle (ADLC): You will take full ownership of the development process, from initial pilot projects to deployment and ongoing refinement. Your expertise will help define industry best practices for the ADLC.Collaborate with Enterprises and Startups: You will engage with leaders from major corporations to address their business challenges and develop transformative AI solutions. Additionally, you will collaborate with innovative startups in London, integrating cutting-edge AI technologies into their operations.

Join Our Innovative Team as a Senior AI Engineer (Agentic Systems)At StarCompliance, we are at the forefront of creating software solutions that address critical compliance needs for our global clientele. As we integrate AI as a fundamental capability throughout our software development lifecycle, we invite you to be part of this transformative journey.We are looking for a Senior AI Engineer to spearhead the practical implementation and expansion of AI-assisted and agentic engineering within our teams. This is a hands-on role where you will engage directly with real codebases, leveraging cutting-edge AI-native development environments (Cursor preferred) to revolutionize the software development process.Your mission will be to evolve AI from a mere tool into a fully embedded system that is repeatable and scalable. You will craft and execute playbooks, establish workflows, and define patterns that allow our teams to harness the power of parallel AI agents, facilitate autonomous code reviews, and create AI-driven delivery pipelines. Additionally, you will play a pivotal role in launching new initiatives, ensuring they are built on the right architecture and AI-enabled engineering practices from the outset.This position is part of our R&D Engineering team and collaborates closely with Platform, QA, and Product Engineering. Here, influence is gained through tangible delivery rather than hierarchy.Our Vision of AIWe view AI not just as an assistant, but as an integral component of our engineering ecosystem. We expect engineers in this role to embrace this perspective and drive our AI initiatives forward.

Join Our Innovative Team at DexAt Dex, we harness the power of AI to revolutionize recruitment by connecting outstanding software engineers with leading tech companies. As one of the fastest-growing startups in the UK, we have secured $3.1 million in funding from prestigious investors such as a16z and Concept Ventures. Our mission is to develop a cutting-edge voice agent, advanced matching engine, and a seamless web application experience that transforms the landscape of talent acquisition.We are looking for a passionate Backend Software Engineer to join our dynamic team. In this role, you will contribute to building our innovative products and AI-driven agent systems, enabling a deeper understanding of our users and their unique opportunities.Your Role and ResponsibilitiesAs a Backend Software Engineer at Dex, you will take ownership of the backend infrastructure that powers our voice agent and other applications. You will be working with a modern tech stack that includes Python, FastAPI, Postgres, Redis, Docker, and Pydantic AI, all hosted on Google Cloud Platform (GCP). Your responsibilities will encompass:Product Backend: Manage critical components of our backend architecture, ensuring new features are implemented securely and are scalable from inception.Agent Backend: Enhance the infrastructure supporting our voice agent, which includes conducting evaluations, improving information extraction methods, and guaranteeing reliable performance at scale.Observability: Implement monitoring, logging, and performance metrics to maintain visibility into our production systems.Matchmaking: Design and optimize the systems that drive our AI-powered talent matching engine.What You Will AchieveArchitect and develop scalable backend systems for AI workflows and product infrastructure.Ensure reliability and performance of the systems supporting our voice agent and web application.Collaborate with team members to set technical direction, architecture, and long-term objectives.Create and maintain robust APIs, authentication frameworks, and database designs.Work closely with product managers, designers, and engineers to build infrastructure that adapts to changing requirements.Contribute to establishing best practices for system reliability, performance, and deployment speed.

Dataiku serves as the ultimate Platform for AI Success, providing an enterprise orchestration layer designed for the building, deploying, and governing of AI. In a unified environment, teams can design and operate analytics, machine learning, and AI agents with the transparency, collaboration, and control that enterprises demand. Operating above data platforms, cloud infrastructure, and AI services, Dataiku integrates the entire enterprise AI stack—enabling organizations to execute AI across varied vendor environments with centralized governance.Over the last decade, Dataiku has been a key partner for global enterprises aiming to industrialize AI—merging their data, compute, and model ecosystems into governed, scalable operations. Each technological advancement, from machine learning to generative AI, has reinforced our position as the orchestration layer that unifies data infrastructure, business processes, and human expertise.As we transition into a new era of enterprise transformation, AI is evolving from experimental phases to become a core component of how organizations make decisions, act, and generate value. The strategic imperative for every large corporation is to ensure that this new layer of reasoning—the fusion of analytics, models, and agents that drive daily decisions—aligns with its own strategy, governance, and culture, rather than being dictated by external influences.This principle underpins what we refer to as Enterprise Reasoning: a discipline that harmonizes human and machine intelligence throughout the organization. It instills a company’s decision-making logic, controls, and values within its AI systems from the top down, while integrating analytics, predictive models, and generative agents into a single adaptable, governed framework from the bottom up. Ultimately, this approach revolutionizes decision-making processes and operational execution through profound integrations of human and agent capabilities.

The Position: We are in search of motivated and passionate Graduate Software Engineers to join our dynamic Engineering team in London. The ideal candidates will collaborate within cross-functional teams alongside product managers and designers, working closely with various departments to produce quality code that addresses genuine challenges for both internal and external stakeholders. This role offers the opportunity to take ownership of the solutions your team develops, ensuring excellence in all released products while contributing to a high-performing international development team. If you’re eager to tackle real-world problems through coding and thrive in a results-oriented environment, this could be the perfect opportunity for you. Key Responsibilities: Craft Solutions: Identify and define optimal technical solutions to business challenges, contributing to an architectural vision aimed at establishing us as the world’s leading research platform. Deliver Functional Code: Engage with React for frontend development and Kotlin microservices with PostgreSQL for backend solutions, while also maintaining legacy services in Ruby on Rails. We continuously evaluate new technologies that might enhance our stack. Deploy and Improve: Release updates frequently to our users, utilizing CIrcleCI and Spinnaker for CI/CD processes and rapidly gather user feedback to inform subsequent iterations. Enhance Your Skills: Accelerate your learning through hands-on experience in building cutting-edge technology with seasoned professionals in a performance-driven setting. Engineers have access to our Learning and Development budget to quickly acquire specific technical skills. Monitor and Troubleshoot: Vigilantly oversee our services to identify errors proactively, diagnose root causes, and implement fixes efficiently. Your Profile: You are currently pursuing a degree in Computer Science or a related field. Technical Proficiency: Familiarity with Kotlin, Java, Python, or React is required. Demonstrated Achievements: You have a clear record of accomplishments in your studies or previous roles.

Join Runna as a Senior Software Engineer II, where you'll play a pivotal role in enhancing our software solutions. You will collaborate with cross-functional teams to design, develop, and implement robust applications that meet our customers' needs. Your expertise will help us push the boundaries of technology, ensuring our products remain at the forefront of the industry.