20 of 20 Permanent Product Engineer Jobs in London

Product Engineer (Full Stack) – AI SaaS Startup - London (SE1) - £50k to £65k Avanti Recruitment is working with a high-growth London-based SaaS startup building an AI-driven platform used by commercial teams to manage and close complex deals. They’re looking for a Product Engineer … cares about what gets built, how it works, and the impact it has on users. Why this role stands out This is a proper product engineering environment Engineers own features end-to-end You’ll work directly with product and design You’re encouraged to challenge ideas ...

Product Engineer – Claude Code/AI Agents Hybrid – 1/2 days per week in London Salary very much dependant on skills and experience Do you have a background in software development/product engineering and experience in using AI Agents for producing code? Do you like … Agents code – is it right or does it just work? Is it the right solution or just based on assumptions? As the Product Engineer, you will steer the AI Agent through a structured methodology, applying judgment at every gate, and ensuring the output is architecturally sound, production-quality ...

Founding Product Engineer | London | High-Growth, AI-Driven Product If you’re the kind of engineer who wants to build something from the ground up, work directly with founders, and ship a product that’s already seeing real user traction, this is one of those … rare opportunities. We’re partnering with a venture-backed, product-led startup building a highly personalised, AI-driven platform that helps users make better decisions across their daily lives - from travel and health to dining and experiences. The product is already live, growing fast, and showing exceptional engagement ...

Product Engineer (AI) - Insurtech Startup - London (Onsite) A YC-backed startup building AI-powered systems to transform insurance claims turning a traditionally slow, frustrating process into a fast and reliable experience are looking for a Product Engineer to join their team. What will I be doing … Design, build, and own full-stack features across the product Develop systems that support fast, accurate insurance claim processing Work closely with users to identify pain points and improve workflows Contribute across the stack (Next.js, Node.js, GCP, Postgres, Terraform) Operate in a fast-moving environment with high ownership ...

Role: Senior Product Engineer – SaaS Startup 🚨 We’re excited to partner with a profitable SaaS startup experiencing rapid growth and strong ARR in a short timeframe. Due to increasing customer demand, they’re expanding their engineering team and looking for product-minded engineers to join them … their journey. 💼 Role Details Title: Senior Product Engineer Location: Hybrid – 3 days/week in Central London office Salary: Up to £150k + Equity Tech Stack: Go, TypeScript, React (open to other strong technical backgrounds) ✅ What They’re Looking For Engineers who think like product owners Prior ...

Lead Product Engineer 📍 Hybrid (2 days in office) | Central London | 💰 Up to £100,000 + Equity Our client processes terabytes of climate and cloud data. Cutting edge infrastructure, looking for a strong frontend leaning engineer full-stack engineer with the product instinct and architectural depth … frontend, define the architecture, set the bar for UI quality, shape the component system, and be the technical voice on product decisions. Managing stakeholders, designing and shipping APIs, contributing to backend systems, and owning features end-to-end. You'll thrive here if you: Have strong product ...

Lead Product Engineer | Technical Lead | Product Technical Lead | AI/Data Science | Python | FastAPI | SaaS | Hybrid 2 days a week | Central London | £85,000 + 15% bonus I am currently working with a brilliant consultancy with deep expertise in their field of Data and Cyber Security solutions … some of the most challenging yet rewarding large scale technical projects in the country. Currently they need a Technical Lead for their mature AI product, this role will begin with an internal focus but as time progresses you will also help their clients to implement and utilise the product ...

Role : Product Engineer Salary range: Senior: 90-120k | Staff: 120-140k | Principal: 140-160k Location : Central London (x3 days per week onsite - Tue/Wed/Thurs) Tech stack includes : Typescript, React, Material UI, NodeJS, Postgres, AWS (Serverless) Current team size : 35 Engineers … like Spotify, Monzo, and Wise on board. • Background of team includes ex. Tessian, Cazoo, Tractable, Primer & Freetrade, Bloomberg (to name a few) Senior Software Engineer 5+ years experience Staff Software Engineer 8–10+ years experience Principal Software Engineer 12–15+ years experience Essentials: Strong Full Stack experience ...

Junior Prompt Product Engineer London, Hybrid Salary up to - £65,000 This is a rare chance to step into an early‐career AI product role where your research expertise directly shapes how an emerging platform is built. You will work hands‐on with engineers, influence the roadmap … help brands, non‐profits and mission‐driven groups understand people with greater accuracy and speed. Their multidisciplinary team of engineers, data specialists and product thinkers are reimagining how modern research should work. As they expand their AI capabilities, they are looking for someone who can bring real research insight ...

Junior AI Product Engineer – Market Research London/Hybrid £55,000 to £65,000 + bens An amazing opportunity for a qualitative or mixed methods market researcher with a passion for all things AI and product development to pivot their career into product engineering. Our client … super talented team of engineers, data scientists and researchers in place and are growing fast. This newly created role will be embedded in the product and engineering team, working directly on features and iterating on the AI system, bringing qualitative domain expertise into how the product is built ...

Affinity Labs: Founding Product Engineer Location: London Area, United Kingdom · On-site Company Description At Affinity Labs, we’re building a full-stack AI venture studio that partners with content creators to co-found authentic, scalable software businesses. By combining AI-native development with creator-led distribution … than traditional methods using our internal "AI factory": a multi-agent architecture, reusable component libraries, and a growing knowledge graph that learns from every product we ship. Why Affinity Labs: Ship at rapid pace with AI-accelerated workflows, see your work distributed to tens of thousands of users ...

already embedded on platforms like Rightmove and Zoopla, reaching millions of homeowners per year. About The Role We're looking for a strong Product Engineer (full-stack) to join our product engineering team. You'll be someone who thinks of yourself as an engineer first, with … end. As a small, autonomous team, there's a real opportunity to lead here. To shape technical direction, own meaningful pieces of the product, and have your voice heard. At the core of what we build is a large dataset and data processing pipeline covering UK property data. ...

Software Product Engineer – AWS Contact Centre 12‐month contract | Up to £700/day | UK Hybrid We’re hiring hands‐on Senior Engineers to build and enhance AI‐enabled Amazon Connect platforms for a major UK enterprise. You’ll work with: Amazon Connect, Contact Flows, Amazon Lex, Lambda ...

flows through the business, and, ultimately, delivers high-integrity data into the hands of stakeholders and other third parties. Role Overview As a Senior Product Engineer at Rainforest Builder, you will take full responsibility for an operational domain within our organisation. You’ll be the one clarifying … give great people an objective and let them execute. This means we need people who are excited at the prospect of owning both product and technical implementation, and working with high agency to deliver. You will have the support of key business stakeholders, but will be expected to build ...

Power System & Product Development Engineer London - Hybrid Salary: £80,574 + 3% bonus We are seeking a Power System & Product Development Engineer to support the development of a smarter, more flexible electricity network. This role combines power systems engineering with digital product development , focusing … power system modelling tools such as PowerFactory Strong project management and stakeholder engagement skills Desirable Postgraduate degree in power systems or quantitative discipline Chartered Engineer status or working towards Knowledge of Grid Code, CUSC, or electricity market frameworks Project management qualification (APMP/PRINCE2 ...

Company: A scaling AI startup based in London, pioneering automation in document heavy workflows for financial institutions and brokers. They are offering Product Engineers the opportunity to build within their native agentic environment, where they build with AI and their product is leveraging the latest techniques within AI. … work with the team to build out new functionality across 2 product streams that are the target for enabling them to 100x their revenue. With a diverse, multicultural team and a collaborative, flat structure, they foster a welcoming, innovative, and inclusive environment. What you'll do: As a Software ...

exceptional, well‐funded AI startup that is redefining how people make decisions in their everyday lives. This is an opportunity for an elite engineer who wants to step into a founding‐level role and help architect a platform used daily by high‐performing founders, executives, and athletes. … solving genuinely hard problems—this role is built for you. You’ll join at the foundational stage, working directly with world‐class engineers and product leaders to build the backend systems behind a next‐generation AI lifestyle platform. This product is already in the hands of deeply engaged ...

haven't already, you should check out what we're building, and why you should work here. We’re looking for an engineer who loves building products in a fast-paced, iterative environment. In this role, you will come up with new ways to unlock value for our users … application for speed, scale, and reliability Interact with users to understand their problems and design solutions Collaborate with a cross-functional team of engineers, product managers, designers, and other members of the team to create a cutting-edge product Your background looks something like: Engineering experience at tech ...

world changing. We are a exceptional engineers and scientists taking a novel approach to accurate database reasoning. About the role This is a founding product engineering role at the intersection of research, backend systems, and user experience. You will: Build end-to-end product features across frontend, backend … Design systems where correctness, trust, and transparency matter Own features from concept to production to iteration Think deeply about edge cases, failure modes, and product boundaries Help define what “AI-native products” should look like from first principles Required experience Strong experience shipping full-stack or product-focused ...

platform delivers real-time data and automates time-consuming tasks involved in renewable operations — monitoring, fault detection, reporting, and billing. We’ve reached early product-market fit with MetrisOS deployed to 20 customers and 5,350+ solar projects across the UK. We’ve just raised a Seed round from … with meaningful impact: enabling smarter, cleaner energy infrastructure. Commercially, we’re aiming to scale our ARR 6x in the next 24 months. We need product engineers who want to help us get there — not people who want a seat, but people who want to drive. You’ll be joining ...