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Location: Cambridge (On-site) Job Type: Full-time, Permanent Salary: £70,000 Are you a frontend software developer with experience in React or Angular? If yes, this could be your ideal next role! A well-funded, research-led technology start-up is seeking a Mid–Senior Front-End Developer to join its growing team in Cambridge. This is a high-impact role where you’ll take ownership of front-end development, working closely with engineers and researchers to translate complex systems into intuitive, production-ready user experiences. The Role As a Front-End Developer, you will lead the design and development of modern web applications - taking products from early-stage prototypes through to full production deployment. You’ll work in a highly technical, fast-paced environment, collaborating with backend engineers and research teams to build interfaces for sophisticated AI-driven systems. While this role will evolve into leading a small front-end function, it remains hands-on and development-focused. What You’ll Be Doing: • Designing, building, and maintaining modern front-end applications using React or Angular., • Taking ownership of projects from prototype through to production deployment., • Translating complex technical workflows into clean, user-friendly interfaces., • Ensuring performance, scalability, and maintainability of front-end systems., • Contributing to architectural decisions across the wider platform., • Mentoring and supporting other front-end developers as the team grows. Essential Skills & Experience: • 5+ years’ commercial experience in front-end development., • Strong experience with React or Angular (experience with both is advantageous)., • Proven ability to own and deliver front-end projects end-to-end., • Solid understanding of modern front-end architecture, state management, and tooling., • Experience working with APIs and backend-integrated systems., • Ability to read and understand Python-based codebases (particularly research prototypes)., • Strong problem-solving skills and ability to work independently., • Excellent communication skills when working across technical disciplines. Desirable Experience (Not Required): • Experience working on LLM-powered or AI-driven applications., • Exposure to agentic workflows or complex computational systems., • Background in start-ups or early-stage environments., • Experience building developer tools, dashboards, or technical UIs. Who You Are: • Comfortable operating in a fast-moving, research-heavy environment., • Curious and motivated by technically challenging problems., • Able to bridge the gap between complex backend systems and user experience., • Proactive, adaptable, and ownership-driven., • Interested in working closely with highly technical engineers and researchers. If this sounds like you, apply now!

AI Software Engineer A fantastic opportunity for an AI Software Engineer to join an innovative technology company developing cutting-edge AI-powered collaboration products used globally. This is a unique opportunity to work within a highly talented R&D environment focused on bringing advanced AI capabilities into real-world production systems across both cloud and device-based products. This role is ideally suited to someone who enjoys both AI research and hands-on software engineering. The company are specifically looking for engineers who are capable of exploring emerging AI technologies and then implementing them into scalable production software, rather than purely research-focused individuals. You will work on a broad range of AI challenges spanning multimodal AI, machine learning, computer vision, LLMs, RAG architectures, transformer models, audio processing and intelligent automation features within a highly collaborative engineering environment. Location: Cambridge, UK. Hybrid working model - minimum of 4 days a week in office. Salary: £45,000 to £90,000 per annum + benefits (£45k for a top graduate with relevant internships - up to £90k for very highly experienced). Requirements for AI Software Engineer: • Strong academic background with a minimum 2.1 degree from a leading university, • Achieved AAA at A Level or international equivalent, • Commercial experience in software engineering, AI engineering, machine learning or closely related areas, • Strong programming ability with confidence in quickly learning new technologies and languages. While the role currently uses Go, Kotlin, TypeScript and React, prior experience with these technologies is not required, • Interest and exposure across AI technologies such as machine learning, LLMs, RAG systems, computer vision, multimodal AI or transformer architectures, • Ability to work across both research/prototyping and production engineering, • Strong problem-solving ability and analytical thinking, • Excellent communication skills with the ability to work within a collaborative R&D environment, • Genuine passion for emerging AI technologies and product innovation, • You use AI tools all the time in your every day life - Claude, GPT etc. Responsibilities for AI Software Engineer: • Research and evaluate emerging AI technologies and capabilities, • Design, prototype and implement AI-powered product features, • Develop production-quality software across cloud and device-based systems, • Work on AI features involving audio, video and text processing, • Collaborate closely with software engineers, product managers and designers, • Help shape technical architecture and engineering direction, • Participate in code reviews and contribute to engineering best practices, • Monitor and improve AI feature quality and performance in production, • Contribute to highly innovative AI-driven product development projects What this role offers: • Opportunity to work on genuinely cutting-edge AI products, • Highly intelligent and collaborative engineering environment, • Blend of AI research and hands-on engineering work, • Exposure to a broad range of modern AI technologies, • Excellent salary and career progression opportunities, • Chance to work alongside some of the brightest engineers and researchers in the industry, • Join a rapidly growing international technology company Applications: If you would like to apply for this unique AI Software Engineering opportunity, please send your CV via the relevant links. We’re committed to creating an inclusive and accessible recruitment process. If you require reasonable adjustments for your application or during the review process, please highlight this by separately emailing (if this email address has been removed by the job-board, full contact details are readily available on our website). Keywords: AI Software Engineer / Applied AI Engineer / Machine Learning Engineer / AI Engineer / Software Engineer / Research Engineer / AI Research Engineer / Multimodal AI Engineer / Computer Vision Engineer / Machine Learning Developer / Full Stack Engineer / AI Developer / Go / Kotlin / TypeScript / React / Machine Learning / Computer Vision / LLM / RAG / Transformer Architecture / Artificial Intelligence / OpenAI / Anthropic RedTech Recruitment Ltd focus on finding roles for Engineers and Scientists. Even if the above role isn’t of interest, please visit our website to see our other opportunities. We are an equal opportunity employer and value diversity at RedTech. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

A leading cybersecurity firm is looking for a Junior Web Developer to join their engineering team in Cambridge.This role involves working on the Wolf Security Controller, a web-based management platform for endpoint security products.Candidates should have a Bachelor's degree in a STEM subject and a

Design and build advanced and secure cross platform applications for the [iOS/Android] platform using React Native. Work closely with backend developers and integrate Javascript SDKs, libraries, and backend services into mobile applications. Collaborate with product managers, designers, and other de

Our client is looking for a talented React Developer to help shape and evolve their web applications. As a React Front End Developer, you’ll be part of a collaborative, fast-moving team working across the full development lifecycle, from initial concept and architecture through to deployment and o

Interactive Creative Developer (Three. Interactive Creative Developer.

Provide support and guidance to Software Developers. You are an experienced and proactive software developer with a strong technical background and a passion for delivering high-quality solutions.

I am currently working with a Global leader in industrial software who are looking for a Senior Software Developer to join a strong and talented team of developers working on their core platform. Senior Software Developer | Cambridge | Hybrid | Up to £80,000 plus benefits. Strong communication skil

Compensation: Competitive, based on location and experience .Location: UK (Hybrid – Office & Remote).Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale.Keepnet runs autonomous

I am currently working with a Global leader in industrial software who are looking for a Principal Software Developer to join a strong and talented team of developers working on their core platform. Principal Software Developer | Cambridge | Hybrid | Up to £90,000 plus benefits.

Python Quant Developer - Hybrid - London - Up to £140k base + 40%+ bonus. A global investment management fund (~$10 billion AUM) is looking for a Python Developer to help them build and maintain a research environment that facilitates diversified systematic strategies in the commodities space. With

Strong frontend experience with React and Next. We need a Lead Full-Stack Developer who can own the architecture of these systems and build the engineering team that delivers them. Build polished, responsive, and accessible interfaces using TypeScript, React, and Next.

Python/Golang/Rust Developer - Digital Assets arm of Global Fund - Up to £200k base + Bonus. Python/Golang/Rust Developer - Digital Assets arm of Global Hedge Fund - Up to £200k base + Bonus.

You'll be a senior developer on our in-house travel management platform, working across the full stack — from React frontends to Node. Build and maintain features across React frontends and Node. React (hooks, functional components).

Hiring Now: Full Stack Ruby Developer (Contract).

We are partnering with a fast-growing consumer beauty brand group to hire a commercially-minded Web Developer who will take full ownership of their Shopify Plus ecommerce estate across a portfolio of three high-growth DTC brands.

Principal Software Developer | Cambridge | Hybrid | Up to £90,000 plus benefits I am currently working with a Global leader in industrial software who are looking for a Principal Software Developer to join a strong and talented team of developers working on their core platform.

Mid to Senior Front-End Developer. A fantastic opportunity for a Mid to Senior Front-End Developer to join a highly innovative, research-driven technology start-up working on cutting-edge systems. With strong funding secured and ambitious growth plans, they are looking to bring on an experienced Fro

Graduate Software Developer - Fully Remote Work, train into C#, PHP, SQL, Azure. Required skills and qualifications for the Graduate Software Developer role:.

An excellent opportunity for an experienced Full Stack Web Developer to join a well-established design agency!. Are you an experienced Full Stack Web Developer looking for a new, long-term career challenge? Maybe somewhere you can settle in, make a real difference and build a department from scratch

We are heading up a recruitment drive for a global consultancy that require a SC Cleared Full Stack Developer to join them on a major government project that's based remotely.

Python Developer | Remote | £55,000 - £65,000.

NET Developer with experience in. NET Developer positions come with the following benefits:. NET Developer to join an ambitious Fintech start-up.

Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human-centric digital experiences.We have been meeting customers wherever they are in the digital lifecycle and helping them outperform their competition through speed and innovatio

We are seeking a Senior Software Engineer who is motivated by purposeful work and making a measurable impact.In this role, you will lead and deliver high-quality software across multiple platforms, with a primary focus on Windows and Linux environments.C/C++ experience considered a strong advantage,

We're looking for a technically capable and customer-focused Support Developer to join our small, friendly team.

Senior Software Developer (SFIA 4). We are looking for an experienced Senior Software Developer (SFIA 4) to join a dynamic engineering team working on large-scale digital transformation projects. Build responsive front-end applications using React-based technologies.

Front-end development capability (React/Vue/modern JS frameworks beneficial).

ExpressJS / Web UI Software Engineer / Web UI Developer / Front-end / jQuery / HTML5 / Lead Front-End Developer / Senior Front-End Engineer / Principal JavaScript Developer / Front-End Team Lead / Senior Web Application Developer / Senior JavaScript Engineer. Web Application Developer / Web Develope

As we expand our core engineering team, we are seeking an exceptional Senior Python Django Developer to help architect, build, and scale our high-performance systems. Role Overview As a Senior Developer, you will be working on a sophisticated AI-powered algorithm platform, responsible for the core

Our client, a pioneering Robotics and Technology company, is recruiting for a Robotics Control Engineer on a full-time permanent basis.This is a hybrid role with occasional travel.Key duties will include but are not limited to: Assist with developing control algorithms to improve the performanc

NET Developer – Financial Services (Risk / Securities Lending). NET Developer to join a technology team supporting critical Financial Services platforms, with a strong focus on Risk Management and/or Securities Lending domains.