Applied AI Engineer - Enterprise

About Our TeamThe Applied Foundations team at OpenAI is committed to ensuring that our state-of-the-art technology remains both innovative and resilient against various adversarial challenges. Our mission is to uphold the integrity of our platforms as they evolve and expand. As a vital part of this team, you will be at the forefront of safeguarding against financial exploitation, large-scale attacks, and other forms of misuse that could jeopardize the user experience and operational stability.The Integrity division within Applied Foundations is tasked with developing scalable systems that identify and respond to harmful activities on OpenAI's platforms. We are establishing a pioneering team in London to design next-generation systems that will enhance and scale the capabilities of experts addressing harms associated with our technology.Key ResponsibilitiesDesign and implement scalable foundational systems for the detection, tracking, and enforcement of harmful activities using our technologies.Collaborate closely with both technical and non-technical specialists to gain insights into the harms we observe stemming from our platforms, guiding your design and implementation processes.Utilize OpenAI’s cutting-edge technologies to automate and enhance our ability to swiftly and accurately detect and analyze complex harms with minimal human intervention.Work alongside policy, trust and safety operations, legal teams, and engineers specializing in harm mitigation to comprehensively address abusive behaviors leveraging OpenAI’s technology.Stay updated on the latest techniques and tools to remain ahead of resourceful adversaries.Ideal Candidate ProfileMinimum of 5 years of software engineering experience focusing on backend and data systems.At least 2 years of experience in trust and safety analysis, investigations, and/or operational roles.Passionate about learning from leading experts on AI-related harms and eager to collaborate within an interdisciplinary team comprising both technical and non-technical roles.Ability to navigate our codebase intuitively, providing insights that strengthen our engineering capabilities.A relentless desire to learn and acquire new skills, coupled with the ability to effectively communicate this knowledge to others.

Join Contentsquare, a pioneering experience intelligence platform, where we empower organizations to gain deep insights into their customers' digital journeys. Our innovative and scalable platform is designed for users across various expertise levels, making it easier to navigate the complexities of online interactions.As a global leader in experience analytics, we operate from 15 offices worldwide, committed to making a significant impact in the industry. We are seeking enthusiastic team members who are ready to contribute to our growth and success.At Contentsquare, we foster an inclusive work environment where every individual can thrive. Our community is built on values of courage, empathy, and intentionality, aimed at simplifying challenges for our clients, their customers, and each other.Note: Please be cautious of scam attempts impersonating Contentsquare. We do not request money or communicate through unsolicited messages. For further details, check our careers blog.Important Information:1. This is a software engineering position requiring a minimum of 5 years of relevant experience, particularly in TypeScript. While we utilize Large Language Models (LLMs), this is not a machine learning-focused role.2. The role is available as remote (in France, Spain, Italy, Poland, or Germany) or can be hybrid in our offices located in Barcelona, Paris, Milan, Munich, or Cairo.We are on the lookout for a Senior Fullstack Engineer (Applied AI) to engage in various innovative projects that harness the power of AI, especially leveraging LLMs. One of the key initiatives involves enhancing our AI CoPilot tool (currently exclusive to Heap) to broaden its application, allowing users with no prior experience in product or digital experience analytics to easily find answers through simple inquiries.Our rapid advancement in utilizing LLMs aims to streamline insights generation and simplify setup processes, among other enhancements. As our next Senior Software Engineer (Applied AI), you will play a significant role in product development and initial product iterations, participating in user interviews to validate product hypotheses.This position offers a unique opportunity to operate within a “startup-like” environment, where we swiftly transition from concept to proof of value, ensuring that our solutions deliver real benefits to our clients.

Join a pioneering journey in AI innovation!We are seeking a Founding Applied AI Engineer to be part of our client’s dynamic team in London. As an early hire in a rapidly growing startup moving from Seed to Series B funding, you will play a crucial role in shaping the future of intelligent systems.

Pleo creates tools that simplify business spending for finance teams and employees. With over 40,000 customers and a diverse team of more than 850 people from 100+ nationalities, the company continues to grow and refine how organizations manage expenses. Curiosity about customer needs, a drive to untangle complexity, and high standards shape the way work gets done at Pleo. Role overview The Staff Applied AI Engineer will play a key part in building the next wave of AI-powered features at Pleo. This position focuses on using rich spend data to deliver meaningful product improvements. Collaboration is central: expect to work closely with software engineers, data engineers, and data scientists to move prototypes into production and create real value for customers. Team structure and collaboration This role is part of the data team, which includes a Staff Data Platform Engineer and a Staff Data Scientist. Each member brings specialized expertise. The Staff Applied AI Engineer’s primary responsibility is applied AI engineering and contextual data analysis. The position reports to the Director of Data Product and works with multiple product squads to help shape and launch AI-driven features across Pleo. What you will do Partner with product engineers and data experts to design and build AI-driven products, including spend intelligence tools, automated processes, and agentic workflows. Work with cross-functional teams to integrate AI capabilities into new and existing products, aiming for smooth adoption and practical value.

Are you ready to lead a talented team at the forefront of digital experience? As an Engineering Manager focusing on Workflows and UI Foundations, you will guide our engineering team in creating innovative and scalable solutions. Your leadership will empower engineers to drive the development of high-quality user interfaces and streamlined workflows that enhance user experiences.Join us in shaping the future of our platform, where your expertise and vision can make a significant impact. If you are passionate about technology and team collaboration, we invite you to be part of our dynamic environment.

About the RoleWe are seeking a talented Senior Full-Stack Engineer to become a vital part of our ongoing trading platform development for a major enterprise client. This system is critical to production, long-lasting, and continuously evolving, with a significant emphasis on performance, reliability, and maintainability.While Applied Blockchain is recognized for its advancements in distributed ledger technology and cryptography, this position focuses on a non-blockchain trading system utilizing cutting-edge TypeScript-based technologies.You will join a highly skilled team of senior engineers and QA developers, where autonomy, technical ownership, and thoughtful decision-making are paramount.Your Responsibilities IncludeDesigning, developing, and maintaining features across the full stack of an internal trading platform.Working primarily with:TypeScript (Node.js & React)Monorepo tooling, GitHub, GitHub ActionsJest, PlaywrightRedis, MS SQL, WebSocketsDocker, KubernetesObservability tools (Grafana, Prometheus, SonarQube)Taking complete ownership of features from conception through to production.Collaborating closely with platform/DevOps engineers on build pipelines, observability, and operational concerns.Interfacing directly with clients to clarify requirements and propose effective solutions.Contributing to and enhancing automated testing practices.Participating in peer code reviews to maintain high engineering standards within the team.Utilizing LLM/AI enabled development tools and techniques (with access to the latest OpenAI/Anthropic models) in everyday development.Qualifications8+ years of professional software development experience.3+ years of hands-on experience with TypeScript, including Node.js and React.Proven experience in building and maintaining production systems.Able to work effectively within a senior, autonomous engineering team.Excellent communication skills with fluency in English.Hybrid work arrangement (London).Preferred QualificationsFamiliarity with functional programming concepts or languages (e.g., OCaml, Haskell).Prior experience in trading, finance, or real-time systems.Strong understanding of DevOps and operational aspects (logging, metrics, automation).London-based candidates preferred.Willingness to participate in company/client events and travel as necessary.Benefits5 dedicated training days per year.£1,000 annual training allowance (up to 50% for home workstation equipment).Company-provided equipment and onboarding kit.In-person team events every quarter.Annual bonus based on company performance.

About NevisNevis is pioneering the first-ever AI-driven wealth management platform, recently surpassing $50 billion in assets under management and projected to exceed $100 billion by year-end.Backed by prominent investors, Nevis has successfully secured $40 million in funding from Sequoia Capital, ICONIQ, and Ribbit, positioning itself as one of Europe’s most well-funded and rapidly expanding Series A startups.The RoleWe are on the lookout for an innovative and passionate Applied AI Engineer to join our dynamic team at Nevis. In this critical role, you will influence the development of our cutting-edge AI wealthtech product by creating LLM-driven automation solutions to tackle essential challenges faced by our corporate clients.You will engage with state-of-the-art LLM models, partnering with industry-leading vendors to enhance our product’s reasoning capabilities and achieve superior quality in our models’ outputs.Working alongside a distinguished team of engineers and product creators, including the ex-Head of AI at Revolut, you will have a unique opportunity to make a significant impact in one of the world’s largest industries.What You’ll DoDesign and develop LLM and ML-powered features for the Nevis platform.Collaborate with engineers and product teams to transition new AI capabilities from concept to production.Establish best practices for AI development, testing, observability, and reliability.Continuously assess and enhance AI product performance and reasoning accuracy.Work in tandem with product and design teams to prototype and refine new AI features.Stay abreast of advancements in Generative AI, including agentic systems and context engineering.Who You AreHands-on experience with LLMs.Demonstrated ability to solve real-world challenges using AI/ML.Strong statistical and data analysis skills.A STEM degree from a leading university.A passion for transformative AI technologies.A product-oriented mindset focused on practical solutions.

About UsAt Percepta, we are dedicated to revolutionizing essential industries through applied AI. Our goal is to harness cutting-edge technology to enhance sectors that drive the global economy, such as healthcare, manufacturing, and energy.To achieve this, we collaborate closely with top-tier clients, facilitating their AI transformation journeys. Our unique strengths include:Expertise in engineering, product development, and research.Mosaic, our proprietary toolkit designed for the swift deployment of intelligent workflows.Strategic alliances with industry leaders like Anthropic, McKinsey, AWS, and more.Our rapidly expanding team comprises Applied AI Engineers, Embedded Product Managers, and Researchers, all driven by the mission to integrate AI into tangible improvements in everyday life.Percepta operates as a direct partnership with General Catalyst, a global transformation and investment firm.Role OverviewWe are seeking Applied AI Engineers to engage with customer executives, operators, and technical teams to devise and implement impactful AI systems. As we expand our footprint in Europe, your role will be pivotal in shaping our strategic direction and success in the region. Unlike many roles that focus on prototypes or laboratory projects, you will be responsible for designing, building, and deploying production-grade AI agents and workflows that generate substantial business value for our clients.Key ResponsibilitiesDefine AI Vision: Partner with client stakeholders to outline their long-term AI strategy and transformation roadmap.Identify Opportunities: Work backward from the long-term vision to highlight and prioritize specific AI applications that translate our ambitions into measurable business outcomes.Deliver Real Products: Quickly develop and deploy AI solutions that operate effectively in real-world scenarios with actual users and data.Enhance Our Core Product: Integrate insights from customer engagements into our Mosaic product, consistently introducing new features, patterns, and frameworks.

Role Overview bluefishai is looking for a Senior Applied AI Engineer to help shape how AI is implemented and integrated across the company. This position focuses on driving projects that improve developer productivity, streamline workflows, and introduce new product capabilities. The work is highly cross-functional and centers on delivering measurable business results. Key Responsibilities Lead initiatives that bring structure and clarity to AI adoption, setting standards for teams as they experiment with new approaches. Work closely with engineering, product, and leadership to identify impactful AI use cases and integrate them into the software development lifecycle. Advise on the application of emerging technologies, including agentic capabilities, to both products and internal processes. Mentor engineers, define best practices, and guide teams in adopting AI solutions that scale across the organization. Encourage collaboration and help align teams around practical, measurable solutions that boost productivity. Collaboration and Reporting This role reports directly to the VP of Engineering. Regular collaboration with engineering, product, and leadership teams is expected to ensure AI initiatives are impactful and aligned with business goals. Work Environment bluefishai is in the early stages of its AI journey, with a strong sense of curiosity and momentum. Teams are experimenting with different methodologies, and this role will be central in establishing effective, scalable AI practices across the company. Location This position is based in London or can be performed remotely within the UK.

About the Role demo.levels.fyi is hiring a Software Engineer in London. This role works closely with teammates to build and improve products that impact users directly. The team values collaboration and encourages new ideas that move the product forward. What to Expect Contribute to product development and user experience improvements Work with others to solve technical challenges Apply modern software and design practices About demo.levels.fyi With roots going back to the 1500s, demo.levels.fyi blends a long history with ongoing innovation in technology. The company continues to evolve, focusing on new approaches in software and design.

Role overview The Senior Applied AI Engineer at Taktile will play a central part in building and refining AI-driven solutions for the company's product suite. This position requires direct involvement with AI models and regular collaboration with colleagues across different teams. The work will help guide both the technical and product direction at Taktile. What you will do Design, develop, and implement applied AI models to enhance Taktile’s products. Collaborate with engineering, product, and other teams to take AI features from initial idea to production deployment. Participate in shaping product and AI strategies through active contribution to team discussions and decision-making. Location This is an in-office role based at Taktile’s London location.

Our Journey Welcome to Zopa! Founded in 2005, Zopa pioneered the peer-to-peer lending landscape and in 2020, we proudly launched Zopa Bank. We’re on a mission to transform the banking experience by listening closely to our customers and addressing their concerns with innovative solutions. Our vision centers on placing individuals at the heart of banking, empowering them to aim high and advance the financial world. Discover more about our exciting services at Zopa.com! Our accomplishments are a testament to the incredible talent within our team. We’re not just collecting industry accolades; we’ve also been recognized as one of the top three Most Loved Workplaces in the UK. If you are enthusiastic about tackling unconventional challenges, eager to think outside the box, and driven to create a significant impact, Zopa is the place for you. Join us and make a difference! Want to see our culture in action? Follow us on Instagram @zopalife.The Engineering OpportunityAs a Software Engineer at Zopa, you will do more than just code; you will engage in solving meaningful financial challenges for millions of customers. You will work on distributed systems that process thousands of transactions daily, develop robust services that manage financial assets, and design user experiences that simplify traditionally complex financial products.

Join our dynamic team at getscope as a Software Engineer, where innovation meets excellence. As a key member of our development team, you will work on cutting-edge projects, contribute to all phases of the software development lifecycle, and help us deliver high-quality software solutions. This role offers an exciting opportunity for growth and collaboration in a fast-paced environment.

Join our innovative team at Faculty as a Software Engineer. In this role, you will be responsible for developing scalable software solutions that meet the needs of our clients. You will collaborate with cross-functional teams, utilizing the latest technologies to deliver high-quality products.

About UsXapien is revolutionizing the way businesses understand their connections, whether it’s with suppliers, investors, partners, or third parties. We harness the power of advanced AI to provide organizations with unmatched speed, scale, and accuracy in their due diligence processes.Since our inception in 2018, we've transformed from a deep-tech startup into a global leader in AI-driven risk intelligence and due diligence solutions. In 2024, we celebrated a milestone achievement by securing $10M in Series A funding, receiving accolades in the Chartis RiskTech100® and Everest Group’s Leading 50™, and broadening our product offerings, markets, and customer base.2025 has brought even greater opportunities: With increasing compliance demands, emerging regulations, and heightened reputation risks, organizations worldwide are seeking innovative and efficient solutions, placing their trust in Xapien. From renowned law firms and financial institutions to educational and non-profit organizations, our clients rely on us to transform cumbersome manual research into actionable insights delivered within moments.Our growth trajectory:As we expand our reach beyond the UK, we are witnessing a surge in demand across continents, particularly in the Middle East, Asia, and Oceania, with significant growth in sectors such as wealth management, financial services, and supply chain onboarding.Why Join Us Now?This role presents a unique chance to influence the future of the due diligence industry with our leading-edge product, trusted by organizations globally. Regardless of your background—whether in marketing, sales, finance, or communications—you’ll be pivotal in driving growth, establishing credibility, and connecting our product to a dynamic market landscape.We are rapidly scaling, facing new regulatory challenges, and responding to heightened customer expectations. At Xapien, due diligence now embodies real-time insights delivered efficiently and effectively. You will not just execute tasks; you will influence strategies, optimize procedures, and contribute to a brand that is redefining standards for trust and transparency.If you are passionate about learning, innovating, and making a meaningful impact, now is the perfect time to join Xapien.The RoleWe are on the lookout for a detail-oriented Applied Research Engineer to assist in the development of the next generation of algorithms at the core of our systems. With our product experiencing rapid growth, your contributions will be crucial in shaping our solutions.

Join Our Team! At demo.levels.fyi, we are looking for a passionate Software Engineer to contribute to innovative projects in the tech industry. Our team thrives on creativity and collaboration, fostering an environment where ideas bloom. You will be working with cutting-edge technologies and play a crucial role in developing solutions that redefine the user experience.

Senior Software EngineerBecome a key player in our mission to revolutionize the shopping and dining experience, where innovation, impact, and growth are at the forefront of everything we pursue. Our Engineering teams tackle intricate technical challenges across a global, three-sided marketplace, constructing and scaling systems that cater to millions of customers, riders, and partners daily.From real-time logistics to robust infrastructure and marketplace optimization, we design, build, and operate technology that fuels Deliveroo’s expansive growth.We seek a Senior Software Engineer to join our London (Hybrid - 3 days from the office) team. In this pivotal role, you will enhance code structure and architecture while leading project planning to maximize efficiency and reliability across our production systems.Familiarize yourself with our Engineering team — discover what motivates us, our work culture, and what you can anticipate.Your ResponsibilitiesHere’s what your day-to-day might encompass:Pursue Technical Excellence: Refine code structure and architecture within your team’s domain, conducting impactful code reviews to ensure quality and scalability.Steer Project Planning: Anticipate dependencies and risks, collaborating closely with Product and Design to ensure seamless delivery of complex features.Enhance Operations: Streamline the maintenance and operation of production systems, fostering visibility, health, and operational readiness.Collaborate & Influence: Cultivate relationships across engineering teams to uncover collaboration opportunities and influence the broader technical roadmap.Mentor & Recruit: Facilitate the personal development of your colleagues through technical mentorship and actively participate in engineering interviews to expand our team.Desired QualificationsOur ideal candidate will bring robust expertise in several of these areas and a willingness to grow in others:Solid Engineering Principles: A strong commitment to crafting readable, well-designed, and thoroughly tested software.Backend Proficiency: Extensive experience in developing web-based applications (we utilize Go, Ruby/Rails, Python, Scala, and Rust).Data Proficiency: Familiarity with data handling and optimization techniques.

We are seeking an experienced Senior Software Engineer to join our innovative team at AECOM in London. In this role, you will be responsible for designing, developing, and implementing software solutions that meet client needs. You will collaborate with cross-functional teams to deliver high-quality products and improve our software development processes.

About xAIAt xAI, we are dedicated to developing cutting-edge AI systems that enhance humanity's understanding of the universe and support our quest for knowledge. Our team is compact yet highly driven, committed to engineering excellence. We seek individuals who relish challenges and thrive on curiosity. Our flat organizational structure empowers all employees to take initiative and contribute meaningfully to our mission. We value strong work ethics and prioritization skills, and we expect our team members to communicate effectively and share knowledge concisely with one another. About the TeamAs a member of our team, you will engage with the full xAI technology stack, encompassing model development to production infrastructure. This role is based in London, UK, and we will align you with a suitable team during the offer stage.About the RoleWe understand that every candidate has a unique journey. Whether you’ve engineered embedded systems for spacecraft or developed large-scale distributed infrastructure, we believe that engineers who excel in one challenging domain can thrive in others. At xAI, our primary focus is on training advanced AI models and delivering products built on them. If you possess a proven track record of remarkable achievements—be it resolving critical issues under tight deadlines or successfully reviving a struggling project—we encourage you to apply, even if your background doesn’t align perfectly with machine learning or software development. The “statement of exceptional work” section in your application is paramount; please take the time to be concise, specific, and concrete.Interview ProcessApplication review.15-minute technical call with the team.Technical interviews.Role alignment discussion.