227,879+ Cloudnative Java React Engineer Jobs in UK — Top Companies Hiring July 2026

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Founding Full Stack Product Engineer – AI Cybersecurity

C&D Talent Advisory is searching for a skilled full-stack engineer to join a groundbreaking team developing AI-native cybersecurity products. This role involves owning product development from end to end, working with technologies like TypeScript, React, and Node.js, and directly impacting the security infras ...

Senior Frontend Engineer AI UI for Infrastructure (On Site)

AECOM is looking for an AI Engineer to join their team in Greater London. In this role, you will design, build, and maintain interactive user interfaces using Svelte and React. You'll collaborate with a talented team and drive the frontend architecture decisions, creating high-performance web experiences that ...

Frontend Engineer – Greenfield & Prototyping (Agency)

Owen Thomas | B Corp™ is seeking a Full Stack Engineer (focused on frontend) for a digital agency role based in West London. The successful candidate will work closely with a team of developers on innovative digital projects, leveraging technologies such as React, NextJS, and Vue. The role requires the ...

Senior Full Stack Engineer II — End to End Features & AI

Runna is seeking a talented engineer for a 6-month contract role to architect and deliver new features for our training platform. The ideal candidate will have proficiency in TypeScript/JavaScript and extensive experience in React Native, working in a fast-paced, collaborative environment. This contrac ...

Mobile Powered Access Engineer in Poole Holt Automotive Recruitment Ltd

Mobile Powered Access Engineer Poole, United Kingdom Posted 10 months ago Tech Stack Mobile Job Responsibilities Fix and maintain powered access machines—booms, scissors, and more. React to breakdowns as a front-line suppor ...

Remote First Senior Product Engineer, AI Driven Platform

Spotted Zebra in Greater London is seeking a full stack engineer skilled in TypeScript and React to join their AI Augmented Delivery team. You will partner with your Product Manager, owning features from architecture to production within a small, high-trust team. The role emphasizes product understandi ...

Lead Front End Engineer Design System & UX Leader

MCS Group is seeking a Lead Front End Engineer for a Belfast-based AI software company. This role involves owning the front-end experience for products, developing a shared component library, and working closely with design and engineering teams to ensure high-quality user experiences. Ideal candidates ...

Senior Frontend Engineer: AI Driven Scaleup, London

Digital Waffle is seeking a Front End Engineer to join their fast-scaling, AI-enabled property technology business. The ideal candidate will build scalable modern applications using React while collaborating closely with product, design, and engineering teams. With a focus on modern AI-assisted development, t ...

Senior Full Stack AI Engineer Fintech, London (4d/wk)

La Fosse is recruiting a Senior Full-Stack Engineer for a new AI Innovation Team within a leading global fintech based in Central London. In this role, you will own full-stack features from frontends to backends, mentor engineers, and integrate diverse systems. Key requirements include 5+ years of engineering ex ...

Senior Full Stack Engineer Climate Tech, Hybrid + Equity

La Fosse is looking for a Lead Full Stack Engineer to join a VC-backed, high-growth startup focused on decarbonising home heating in the UK. You’ll take ownership of key product architecture, write high-impact code, and work closely with the product team. The ideal candidate will be well-versed in tech ...

Principal Frontend Engineer — Hybrid (London) AI‑Driven & Scalable

Initi8 Recruitment is looking for a Principal Frontend Engineer for a dynamic and fast-growing startup in London. In this hybrid role, you will design and build scalable systems while leading the technical direction of the team. The ideal candidate will have experience with Vue.js, Typescript, Node.js, ...

Fullstack Engineer: Build Scalable SaaS for People Ops

Zelt is seeking a Fullstack Engineer to shape and build features for its people operations platform. You will work with React, TypeScript, Node.js, and PostgreSQL, contributing to an ambitious product aimed at modern companies. Join a team where your ideas matter and have a visible impact. You will lea ...

Senior Front End Engineer, Real Time Trading UI

Job Search Place Limited is seeking a Software Engineer III based in Greater London to design and develop real-time trading UIs using React and TypeScript. The role demands significant collaboration with diverse teams and involves hands-on experience in software engineering concepts, application development, ...

Senior Software Engineer Cloud, Observability, Scale

Marks & Spencer Plc is seeking a Software Engineer to join the M&S Financial Services team. This role involves building and maintaining high-quality software solutions that impact customer interactions and operational outcomes. Candidates should have 3+ years of experience delivering complex features and be c ...

Real Time Sports Trading Backend Engineer (C#/.NET) – WFH

Client Server is seeking a Backend Software Engineer in Greater London to develop low-latency systems in C# .Net. This role involves working on cutting-edge trading projects and collaborating with cross-functional teams. The ideal candidate has strong backend experience and a good grasp of SQL or Oracle, with ...

Founding Engineer — AI for Hospital Operations

Jack & Jill is seeking a Founding Engineer to join CompliMind, a healthcare AI startup based in Cambridge. This role involves full-stack development of AI systems deployed across NHS trusts, shaping the technical architecture within a talented team of researchers. The ideal candidate has 1-5 years of e ...

Founding Frontend Engineer AI Native Workspace (London)

Understanding Recruitment is looking for a Founding Engineer (Frontend) to join a pre-seed AI startup. This role offers real ownership and influence as the company shapes its AI-native product from the ground up. You will be responsible for building high-performance interfaces, crafting intuitive user experience ...

Senior Frontend Engineer Next.js UI & AI Innovator

Cint AB is seeking a Senior UI Software Engineer to enhance the Cint Exchange's Ordering platform. You'll be responsible for delivering a superior user experience while collaborating with UX designers and product managers. Your role includes optimizing and innovating the Next.js frontend while ensuring high-q ...

Senior Full Stack Engineer | FinTech AI, Scale & Impact

Signify Technology in Greater London is looking for a Senior Full Stack Engineer to join a fast-growing UK AI Fintech. This role offers the opportunity to shape product and engineering as the company scales. Candidates should have strong experience with TypeScript, React, NestJS, and AWS. This position ...

Lead Full Stack Engineer, AI Agent Platform

Ebury is looking for a Senior Full-Stack Engineer to join our London team in a hybrid capacity of 4 days in the office and 1 day remote. You will work on an AI-powered financial crime investigation platform, architecting features across the stack while mentoring other engineers. The ideal candidate has ...

AI Engineer Full Stack for Real Time AI Workflows

Eloquent AI, located in the United Kingdom, is looking for an AI Engineer to build and scale applications that power AI-driven workflows. You’ll work on full-stack development, focusing on front-end and back-end systems to transform how enterprises interact with intelligent agents. The ideal candidate ...

Fulllstack Engineer – Financial EdTech

Job Description The Role As a senior full-stack engineer for this high-growth financial EdTech, you will work to create a world-class consumer digital experience, creating new features and learning quickly from your team members on what works. You’ll contribute to ...

Senior Full Stack Engineer Remote East Coast AI/LLM

Harrington Starr is seeking a Full Stack Engineer to join an AI-first technology company based in NYC. You will take ownership across the full stack, developing scalable backend services using Node.js and TypeScript, and building modern product interfaces with React.With a strong emphasis on communicat ...

Full Stack Engineer — AI Safety Monitoring

Dormont Manufacturing Co is looking for a Full Stack Engineer to join their new AGI safety monitoring team in London. This role involves developing tools that aid in monitoring AI agents for safety and security, working closely with engineers.Applicants should have 3+ years in full-stack development an ...

First Growth Engineer in London — Stock Options

Zebra People is seeking the first engineer for their new growth team in London. This role offers the chance to shape product development and directly impact user engagement.The ideal candidate will work with technologies like JavaScript (Node, React) and Ruby, contribute to expanding APIs, and take par ...

Senior Data Solutions Engineer: Scalable Backend & Analytics

Cint is seeking a Staff Software Engineer to join our Data Solutions & Measurement team in the UK. In this role, you will design, implement, and maintain backend systems that handle large volumes of data. Candidates should have over 10 years of backend experience and be proficient in languages such as Python ...

Software Engineer

Salary: £45,000 - 50,000 per year Requirements: Professional experience in C# and .NET, including ASP.NET Core. Solid React frontend development experience. Proven ability to implement UI from Figma or similar design tools. Strong understanding ...

Frontend Software Engineer

We’re partnering exclusively with one of London’s most prestigious trading powerhouses to hire a standout Front-End Software Engineer — someone who lives and breathes elegant UI engineering and wants to build products that matter at millisecond scale. This is your chance to work at the co ...

Software Engineer

Salary: £45,000 - 50,000 per year Requirements: Professional experience in C# and .NET, including ASP.NET Core. Solid React frontend development experience. Proven ability to implement UI from Figma or similar design tools. Strong understanding ...

Full Stack Engineer

Full Stack Engineer — Python, TypeScript, React Location: London (On-site, 5 days/week) Salary: £80,000 – £130,000 + Equity Our client is building a platform that brings AI into real-world operations by teaching models how specific companies operate. Growing i ...

Full Stack Engineer – US – EAST COAST

Full Stack Engineer – US – EAST COASTTech Stack: TypeScript, Node.js, React, PostgreSQL, AWS, CI/CD, Terraform/CDKSalary Range: $150000 - $280000Remote: USA – EAST COASTHarrington Starr has partnered with an exciting AI-first technology company building an en ...

Multi skilled Maintenance Engineer Electrical Bias

An excellent opportunity for a Multi-Skilled Maintenance Engineer to join a Global Engineering Automation business with fantastic benefits and career progression.Apply now, read the job details by scrolling down Double check you have the necessary skills before sending an application.The Multi-Skilled Ma ...

Principal Frontend Engineer

Principal Frontend Engineer – Growing Start-Up – London (Hybrid) This innovative start‑up is a newly formed, rapidly expanding, well‑backed enterprise founded by an experienced leadership team with ambitious international growth plans. Currently operating from London and Malta, London will serve ...

Lead Software Engineer

Technical Architect / Principal Engineer London (hybrid) 90k to 105k We’re partnering with an ambitious London‑based payments start‑up looking to hire a hands‑on Technical Architect / Principal Engineer to help shape the next generation of their platform as they scale. ...

Engineer Attendance Area Co ordinator

EDSB Compliance Solutions are national providers of Fire & Security, Electrical, Mechanical and Building Services.Find out if this opportunity is a good fit by reading all of the information that follows below.From Design and Specification through to Installation and Maintenance, our focus is to deliver ...

Senior Data Platform Engineer

We’re working with an early‑stage, well‑funded tech‑led exploration company that’s tackling one of the biggest challenges in energy today. They’re building a new approach to natural exploration, using advanced data, geoscience, and cloud tech to drive smarter decisions. They’re now looking for a Senior Dat ...

Senior Software Engineer Data

Overview Aspect Capital is an award-winning systematic hedge fund based in London that manages over $9 billion of client assets, where technology is an integral part of the business. We are looking for a senior engineer to join our Data Engineering team. The team's role is broad, covering the ing ...

Senior Backend Engineer

Have you worked in a fast-paced start-up environment? Senior Backend Engineer – AI transforming the future Location: Hybrid in London approx. 1-2 days a week (flexible work hours) We are very excited to have just partnered with a rapidly rising AI infrastructure company that’s tra ...

Senior Full Stack Engineer Remote Trading API

Alpaca is seeking a Senior Full-Stack Engineer to enhance their systems and services while empowering users who trade billions of dollars' worth of assets. The role involves designing user experiences and product features for Trading API customers, and collaborating with cross-functional teams to deliver high ...

Founding Product Engineer, Applied AI for Healthcare

HealthTech is looking for a Senior Product Engineer to join their innovative team dedicated to transforming NHS healthcare through technology. In this role, you'll own the user experience for tools that enhance patient and clinician interactions, focusing on performance and reliability. Your expertise ...

Software Engineer AI Driven Microservices & Cloud (Hybrid)

Motability Operations Ltd is seeking a Software Engineer to join a dynamic product team focused on delivering and maintaining software. This role requires strong commercial Java experience and a passion for software delivery. You'll collaborate with cross-functional teams in an agile environment and work on A ...

Senior Software Developer

We are looking for the right people — people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world’s large ...

Senior Software Developer

We are looking for the right people — people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world’s large ...

.NET Developer, Graduate / Junior

.NET Developer, Graduate / Junior – Computer Gaming Co – Manchester(Tech stack: Graduate / Junior .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, Graduate / Junior, .NET Dev ...

.NET Developer, Graduate / Junior

.NET Developer, Graduate / Junior – Computer Gaming Co – Manchester(Tech stack: Graduate / Junior .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, Graduate / Junior, .NET Dev ...

Senior Software Engineer

Senior Software Engineer Milton Keynes (One day a week on site) Up to £80,000 per annum plus bonus VIQU are working with a SaaS company in Milton Keynes who are hiring multiple senior software engineers to help build out one of their product lines. This role will focus on ...

Senior Software Engineer

Software EngineerKey Technologies: C#, .NET, SQL Server, JavaScript, ReactCity of London, On-sitePerm Role: £80,000 - £120,000 What you will get: A chance to work on the latest Microsoft technologies. Excellent benefits for you and your family. Fle ...

Software Engineer

.NET / React Developer - Fully Greenfield Project Inside IR35 Contract Role - London - Up to £900 per day We’re looking for a Full Stack Engineer (5+ years) to join a small, high‑impact team within a global financial institution. This role suits someone with a startup mindset , ...

Forward Deployed Engineer AI Consultancy

Responsibilities As a Forward Deployed Engineer, you will work directly with client engineering teams and ship changes that make AI‑native engineering real, leveraging the latest tools within AI‑native development. Qualifications 5+ years of commercial experience building ...

Forward Deployed Engineer AI Consultancy

Responsibilities As a Forward Deployed Engineer, you will work directly with client engineering teams and ship changes that make AI‑native engineering real, leveraging the latest tools within AI‑native development. Qualifications 5+ years of commercial experience building ...

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    Cloudnative Java React Engineer Jobs in United Kingdom Job Search Guide, Trends and Insights