20 of 20 Product Engineer Jobs in Berkshire

Senior Product Engineer (Backend) – AI-Native SaaS Platform | Tripled ARR in 12 months Remote-first (UK) with hybrid London office option Up to £130,000 + equity Typescript/Node, React, GCP/AWS Senior Product Engineer - We’re working with a rapidly scaling AI-native SaaS company who raised an impressive Series B round in … is redefining the sector, and with revenues tripling in the last year to over $12m ARR, they’re now expanding their Engineering team to match the ambition of their product and customers. The Senior Product Engineer As a Senior Product Engineer , you’ll be at the heart of designing, building, and scaling backend systems that … power a complex, AI-driven product. You’ll work across the stack with a focus on backend engineering, solving challenging technical problems while shaping the product experience for thousands of users. What will the Senior Product Engineer do? Contribute across the stack (Node.js/Typescript, GCP), with a strong focus on backend systems Design scalable architectures and More ❯

Founding Product Engineer | AI | London/Hybrid | up to £120,000 base + equity Our client is looking for a Founding Product Engineer to help solve one of the biggest and most complex challenges in AI. This role would suit a Product Engineer who blends strong software engineering credentials with product thinking and … a high-agency mindset. The problem they have identified has earned them serious investment and they would love a full stack engineer to join them in transforming the AI space. Why join: Impact: Ship core product used by the world’s top dev teams Team: Small, elite group including Serial and YC founders and FAANG Engineers Environment: High … software engineering experience, within startup or scaled tech environments Full‐stack with strong TypeScript who is comfortable jumping between frontend and backend Startup mindset: high agency, initiative, and ownership Product sense: can frame problems, propose pragmatic solutions and make trade-offs London-based and enjoys working in an office 2/3 days per week Nice to have: Experience More ❯

Senior Product Engineer – Fullstack TS + AI/ML – London/Hybrid - up to £90k + Excellent Benefits Senior Product Engineer with previous experience working on AI/ML products required to join small team revolutionising the legal sector. You’d be joining a small, highly capable product team and own major architectural decisions like … major firm. Role Highlights: Work full stack in a TypeScript environment and closely with AI/ML Work closely with a PM, designer, and developers to shape an AI product ready for global rollout Have all the excitement and autonomy of a startup but with the backing of a major corporate and their security. Up to £90,000 base … + annual bonus (10%) + excellent benefits Please reach out if: ✅ You have fullstack TypeScript/React experience ✅ Proven Senior SWE or Product Engineer who has worked on products with AI features ✅ Enjoy both hands-on coding and technical leadership ✅ Are comfortable making architectural calls in a small, fast-moving team. Apply here or send your CV to More ❯

Product Engineer (React/Node.js/AI) 💰 £100,000–£120,000 + Equity | 🏙️ Hybrid – 3 days/week in London Our client is redefining how software is created in the AI era — not by generating snippets of code, but by reimagining the entire process of how software is designed, built, and evolved. Founded by a proven tech leader … startup is pioneering what they call AI Native development — where AI isn’t a helper, it’s a core collaborator in building software. They’re now looking for a Product Engineer to join the User Journeys team — someone who thrives at the intersection of engineering, design, and developer experience. You’ll help build the tools, workflows, and interfaces … extensions that connect developers seamlessly with the platform. Architect real-time systems for streaming and collaboration across the platform. Write clear, opinionated technical docs and decision records that shape product direction. Help define and implement end-to-end testing and deployment strategies. 🔧 Tech Stack: Frontend: React (Remix, SSR, and modern frameworks) Backend: Node.js, REST APIs, JSON:API standards Realtime More ❯

Product Engineer (Full-Stack Developer with UX focus) London/Hybrid/Full-time About Us We’re building the next-generation image licensing platform — a new model for discovering and licensing contemporary photography. Our platform represents leading photographers globally and gives brands and agencies access to original, authentic imagery. We’re now entering an exciting new phase … developing a best-in-class digital experience for discovery, search, and licensing. The Role We’re looking for a hands-on Product Engineer to lead the next stage of our product development — building out our image library, search experience, and e-commerce functionality. You’ll work closely with our leadership team to shape the user experience, bring … to life, and make our platform as slick and intuitive as the biggest players in the industry. This is a rare opportunity to join early and help define the product roadmap, architecture, and user journey for a high-growth creative technology company. Responsibilities Lead development of new product features — from concept to launch. Design and implement an improved More ❯

Product Engineer (Fullstack) London, Old Street, Onsite, AI Agents, Skippr AI (direct, no agency please) ⭐ About the role We’re looking for a Product Engineer to join our small but high-calibre team in Old St . We’re a team that’s 100% AI-native — not just building AI agents, but using them daily to … supercharge our own workflows. Our mission is to reinvent product development through specialised AI agents. We started with product design agents, and now we’re building something entirely new and multimodal — we’re pushing the limits of what agents can do. Skippr is backed by top VCs, like Bessemer ( Anthropic , Perplexity , Shopify ), and executives from Fiverr , Meta , Google … decisions on our platform design that will shape how future engineers build on top of it. Exposure across the startup stack: Beyond code — sit in on user interviews, shape product strategy, and get a front-row seat to how startups actually grow. A team that’s genuinely excited: We’re obsessive about the problem, love what we’re building More ❯

Senior Software Product Engineer London – 1 day a week onsite 🚀 Join a FinTech Powering the Future of Payments Are you a seasoned individual contributor looking for a step up into a senior position within a high-performing team within the world of Banking/Payments? Are you passionate about high-throughput, real-time systems? This is your opportunity … with cutting-edge tech on globally impactful systems 🏡 Hybrid working – 1 day a week (or more if you’d like!) 🌍 Opportunity to collaborate with major global banks 🚀 Fast-paced, product-led environment where your voice matters If you're a motivated Senior Software Product Engineer ready to tackle complex challenges and deliver meaningful change, hit apply – and More ❯

Role: Senior Product Engineer Location: London - Hybrid (1-2 days) Compensation: Up to £140,000 + equity We’re working with a mission-driven technology company using AI to solve some of society’s toughest challenges. As a Senior Product Engineer, you’ll take ownership of one of their core AI products, leading a small, talented … engineering team while staying hands-on with code. You’ll shape architecture, mentor engineers, and work closely with product and design teams to deliver meaningful, high-impact features used daily by people improving lives across the UK. What you’ll do Lead a product engineering team building AI-powered tools that make a measurable social impact. Spend around … of your time coding, across backend, frontend, and infrastructure. Design scalable systems and technical architecture for rapidly evolving AI products. Collaborate with cross-functional teams — product, design, data, and AI — to ship impactful features. Explore and integrate the latest advancements in large language models and generative AI. Help build a strong, values-led engineering culture grounded in curiosity, pragmatism More ❯

Hiring: Full Stack Product Engineer | VC Backed Early Stage Startup 💷 £60,000 - £85,000 🌍 London 🏢 Hybrid (1 day in the office) 👉 Unfortunately they can't sponsor Visas We’re partnering with a VC-backed startup that’s rethinking how mobile networks should work - for people and the planet. They’re building next-gen connectivity powered by cutting-edge … s most forward-thinking consumer tech companies - and they’re now expanding their engineering team to help scale their platform. The role: You’ll join as a Full Stack Product Engineer, working across backend and frontend systems to power a platform that serves thousands of users daily. You’ll collaborate closely with product and mobile teams to More ❯

Junior Product Developer Location: London (Hybrid x3 days per week) Salary: £35,000-£45,000 per annum About the Business We’re partnered with a fast-growing technology company that’s transforming how people experience major life moments, such as buying a home or a car. Their platform underpins secure, seamless, and trusted digital transactions for leading organisations across … earned the trust of major partners and investors, expanded internationally, and are now scaling rapidly into new markets and verticals. This is an opportunity to join a forward-thinking, product-led organisation where technology and trust intersect to create a frictionless experience for millions of users. The Opportunity As a Product Developer , you’ll help design, build, and … scale a platform that orchestrates onboarding, identity verification, payments, and electronic signing within a single, streamlined flow. You’ll collaborate closely with designers, engineers, and product leaders to shape the next generation of tools that make complex regulated processes simple, elegant, and automated. Why This Role Stands Out Meaningful Impact: Your work will directly influence products used by thousands More ❯

Role Description: The Product Engineer will report to the Technology Team & CTO Hybrid Working (2-3 days per week in the office) Office Location: FBC Farringdon, London, EC1R 0NE Role: Competitive entry level salary, hybrid working, company benefits full time About Revenir: Revenir automates tax recovery through partnerships with banks, developing innovative digital technologies which banks can implement … The automation of tax recovery presents significant problem solving opportunities for developers who are keen to gain experience working in London’s fast growing fintech ecosystem. Revenir’s core product is a white label API, which enhances the capabilities of banking apps, automatically refunding VAT (Value Added Tax) to customers, typically within 48 hours. Banks are now collaborating with … fintechs more than ever to drive innovation to enhance their customer experience through their marketplace. Summary: We are looking for a highly motivated and self-driven engineer to join our Technology team, reporting to the CTO to support the development of our proprietary AI technology and product development. This individual should have knowledge of computer science principles and More ❯

generation platform for AI evaluation and reliability - empowering engineers and researchers to better understand and improve their agents. This role would suit someone who is a frontend developer, Founding Engineer, or a FullStack Engineer who is leaning towards the frontend. The Role As a Product Engineer focused on Frontend , you’ll help design and deliver intuitive … ll take ownership of the customer-facing platform. You’ll work closely with founders, engineers, and researchers to bring complex AI technology to life through elegant design and thoughtful product decisions. Key Responsibilities Own and build core features of the platform that allow users to visualise, analyse, and improve AI performance Design intuitive end-to-end user journeys - from … building frontend products in TypeScript/React or similar frameworks Strong understanding of UI/UX design principles, with a focus on clean, responsive layouts and great user experience Product-driven mindset: you think deeply about the “why” behind what you build Experience with relational databases and deploying applications to modern cloud environments Comfortable working in a fast-moving More ❯

Full-Stack Product Engineer | Python | TypeScript | React | SQL | Rust | London (On-site) Location: London (On-site, 5 days per week) Package: £87K – £130K + Equity Eligibility: UK-based candidates only | Visa sponsorship not available Required Tech Stack/Experience: Python, SQL, TypeScript, React, (Rust or C, Nice to have) | 4 + years hands-on full-stack development | Experience … building technically complex and interesting products | Comfortable iterating on novel technologies | Start up/Scale up Experience (Must) 🚨 Please only apply if you’re a true product builder - someone who can code, ship, and iterate fast while working on cutting-edge platforms. This is a chance to join a high-calibre engineering team solving technical challenges most engineers never … touch. 🚨 Optimal have partnered with one of the most technically ambitious product teams in London - and this one’s got serious legs. This is a chance to join a high-calibre engineering group building brand-new, technically complex products from scratch. Not a feature factory - this is real product engineering. Must-haves: 4+ years full-stack engineering experience More ❯

Product Engineer (React.js/Native, UI/UX) - 2/3 days a week in London numi is partnered with a technology company on a mission to make supply chains transparent and sustainable. They use earth observation and environmental monitoring to create a global data asset that will radically change how supply chain risk is managed. Our partner … the Platform: Develop a scalable, responsive, and high-performance front-end application using React JS/Native . Collaborate: Work closely with the CEO and CTO to define the product roadmap. Who We're Looking For You are a seasoned product builder with a track record of shipping high-quality, user-facing applications. You have deep experience building … experience or interest in supply chain, agri-food tech, or geospatial platforms. Why You'll Love Working Here Pivotal Impact: Your work will be at the core of our product and central to our company's success and mission. Real Ownership: Receive a meaningful equity stake and be a true owner of the company’s journey. More ❯

and plenty of shared wins. 🌍 Hybrid Flexibility: Work from home 2–3 days a week and spend the rest with us in London. About the Role At Round, a Product Engineer is more than just a developer. This role sits at the intersection of engineering, product, and AI, where you’ll help define how companies experience automation … in their financial operations. You’ll work closely with product management, design, and operations to understand customer needs and translate them into scalable, impactful solutions. You won’t just build features, you’ll understand the why behind them to ensure they deliver real value. What You’ll Do Work hands-on with founders and key stakeholders to turn prototypes … and ideas into live products. Collaborate with the engineering team to design and implement high-quality, scalable solutions. Contribute to the product roadmap, delivering features that enhance customer satisfaction. Build and maintain core components of Round’s products across backend and frontend systems in a service-oriented architecture. Help set up infrastructure, CI/CD, and monitoring tools for More ❯

Role: Founding UX/Product Engineer Salary : Up to £150k + Equity Client: Elite AI Scale-up! Location: London We are working with an Elite Scaling AI start-up firm, based out of London, who are looking for a senior UX/Product Developer to come in and work on the design and production of a Greenfields … to muck in with the dev team and likely get down and dirty with the code! This is a truly unique opportunity to shape the direction of the firms product whilst also getting to learn from some of the brightest and best in London. Requirements Strong experience in UI/UX Design Strong experience working with Figma Strong programming More ❯

Product Test Engineer 25,500,- 27,000 Pro Rata + Monday to Friday, Progression + Specialist Training Location - Bracknell This is an exciting opportunity to take the next step in your career, in a role that will offer you variety in your day-to-day tasks and offer an abundance of training and upskilling. On offer is a … the UK's largest suppliers of building performance testing and services. Due to an increased workload, they are looking to add to their team with the addition of two product engineers to help them facilitate this growth. This company is highly motivated to bring someone in and offer training and vast prospects to the right candidate. They are looking More ❯

Our first humanoid robot HMND 01 is a next-gen labour automation unit, providing highly efficient services across various use cases, starting with industrial applications. We are looking for Product Deployment Engineer to join our team based in London, UK. Our Mission At Humanoid we strive to create the world’s leading, commercially scalable, safe, and advanced humanoid … facilities to gather data, assess requirements, and ensure successful integration of robotic systems. Build physical twins of customer spaces in our lab for accurate deployment testing. Organize and conduct product demonstrations in the lab for customers, investors, and internal stakeholders. Represent the company at expos and industry events, delivering live product demos. Receive and manage different product … coordinate solution integration in customer facilities, ensuring seamless operation. Plan, organize, and supervise onsite Proof of Concept (PoC) and pilot projects, both short and long-term. Collect and analyze product data and customer feedback; to improve product performance and deployment efficiency. Perform minor maintenance tasks on robotic systems, including troubleshooting with remote engineering support. Collaborate with engineering, product More ❯

delight their customers, and it shows in their growing revenue. If you would like to be part of a team that is already shipping a world-class Voice AI product and help them scale, then this is the role for you. Who you are; Experienced full-stack engineer with a product mindset Strong in one of Python More ❯

Tech For Good (Audio Intelligence) | Innovative Products | Mid-Level (Back End Leaning) Full Stack Engineer | TypeScript/Next.js/Node.js | £50K - £65K + Equity | Hybrid 3 Days LDN Company I am looking for a Mid-Level Full Stack Engineer who wants to be part of an innovative start-up company who are leading from the front in AI … actions and workflows ->SQL (PostgreSQL, MySQL) ->NoSQL (MongoDB, Firestore, Redis) ->RESTful APIs - GraphQL Requirements for Tech For Good (Audio Intelligence) | Innovative Products | Mid-Level (Back End Leaning) Full Stack Engineer | TypeScript/Next.js/Node.js | £50K - £65K + Equity | Hybrid 3 Days LDN -> 1 to 4 years of professional software development experience, preferably in a fast-paced or start … per week (Mon/Tues/Thurs) If you want to hear more about the Tech For Good (Audio Intelligence) | Innovative Products | Mid-Level (Back End Leaning) Full Stack Engineer | TypeScript/Next.js/Node.js | £50K - £65K + Equity | Hybrid 3 Days LDN please apply ASAP with a CV and we will give you a call if we think More ❯