227,440+ Cloudnative Java React Engineer Jobs in UK — Top Companies Hiring July 2026

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PLM Integration Engineer: Remote/Hybrid Data Bridges

aPriori Technologies is looking for a PLM Integration Software Engineer in Belfast, NI, offering a hybrid work model. The role involves developing and maintaining integrations for product data from PLM/EDM platforms into aPriori software. Candidates should have strong skills in Java and familiarity with system i ...

Healthcare Test Engineering Lead — Automation & QA

Kainos is seeking a Lead Test Engineer (Consultant) in Budock Water, England. In this role, you'll provide technical leadership in software testing and manage a small team, ensuring high-quality application delivery. Essential requirements include strong expertise in test automation and programming in Java, as w ...

Senior Backend Engineer Scalable Account Communications

Dangote Industries Limited is looking for a Backend Engineer to join the Account Communications team in Greater London. The role involves enhancing platform infrastructure and ensuring reliable communication delivery to millions of customers. The ideal candidate should excel in backend languages such a ...

Lead Engineer, Enterprise AI — Build Scalable AI Solutions

Java Script Works is looking for a Lead Engineer – Enterprise AI in Hook, United Kingdom. This full-time role requires a strong background in Python or TypeScript and operational experience with internal products. The candidate will be responsible for ensuring that products are well maintained and supported whil ...

Senior Android Engineer — Build Scalable Health Apps

Flo Health Inc. is looking for an experienced Android Engineer to shape the mobile experience of millions. This role demands 7+ years of hands-on development experience, expertise in Java, and familiarity with the Android ecosystem. The position involves developing features, ensuring excellent user experience, a ...

Low Latency Software Engineer for Trading Systems

A global trading firm in Greater London seeks a Software Engineer to join their technology team. This role involves designing, developing, testing, and deploying proprietary software for trading strategies and risk analysis. Candidates should have at least 2 years of experience in Java, C++, and Python, along wi ...

Senior Real Time Trading Platform Engineer

P2P in Greater London is seeking a skilled engineer for their Trading Platform Engineering team. The role focuses on designing and optimizing high-performance systems with proficiency in Java and deep knowledge of Linux kernel internals. The successful candidate will have experience in low-latency opti ...

Staff Engineer & Team Lead Backend & Architecture

A leading fintech company is seeking a Staff Engineer to lead and inspire engineering teams at their London office. The role includes coaching team members, overseeing complex projects, and contributing to a robust platform built primarily in Java. This position offers a collaborative environment and emphasizes ...

Part Time Lead QA Engineer Cloud, Security & Performance

Java Script Works is seeking a Lead QA Engineer – Part Time in Nottingham, United Kingdom. This position necessitates a strong background in programming concepts, familiarity with languages like .NET, C#, and JavaScript, and expertise in non-functional testing including security and performance. The ideal candid ...

Fintech Frontend Support Engineer — Angular & ASP.NET MVC

Java Script Works is seeking a Support Engineer to join their team in London, United Kingdom. This full-time role involves both frontend and backend development responsibilities using technologies such as HTML5, JavaScript, Angular.js, CSS3, and ASP.NET MVC. The ideal candidate will demonstrate experie ...

Production Database Engineer: Automations & Resilience

Palantir Technologies is seeking a Database Operations Engineer to automate database deployments and maintain operational excellence in production systems. This role involves troubleshooting, managing large-scale migrations, and collaborating with engineering teams. Ideal candidates will have strong coding skill ...

Senior Electronics & Software Engineer

Java Script Works is looking for a Senior Electronics Engineer based in Manchester, United Kingdom. The ideal candidate should be proficient in TypeScript, JavaScript, and Node.js. Responsibilities include delivering high-quality outputs with minimal effort and effectively communicating project actions and plans ...

AI First Quality Engineer — Data Platforms

A leading data integration platform in Manchester is seeking a Quality Engineer to join the Platform Stability team. This hybrid role emphasizes the use of AI for enhancing data pipeline integrity and productivity. Ideal for candidates with strong data engineering and AI experience, as well as proficiency in Jav ...

Senior Automation Engineer: Linux, Cloud & Scripting

Amazon UK Services Ltd. is seeking a Sr Automation Engineer in Melton, United Kingdom. The ideal candidate will have extensive experience in SQL, Linux, Cloud Technology, and IP Networking. Skills in scripting languages like Java, Python, and Perl are essential. This full-time role requires strong project manage ...

Staff Backend Engineer, Risk & Fraud Remote UK

A global digital sports platform is seeking a Staff Backend Engineer to lead backend architecture focused on fraud detection and responsible gaming. This role requires deep expertise in Java and Spring Boot, along with experience in designing secure, distributed systems. You will collaborate with cross-functiona ...

Senior Cloud Infra Engineer — Remote, Equity, Flexible PTO

A leading cloud analytics company in the UK is seeking a Cloud Infrastructure Software Engineer to design and maintain scalable distributed systems. The role requires over 5 years of experience in software development using languages like Go and Java, as well as familiarity with cloud technologies such as AWS an ...

Fintech Software Engineer – Payments & Cloud

Edenred is seeking a Software Engineer in London to contribute to the design and development of innovative fintech solutions. The candidate should have strong Java 8+ and SQL skills, familiarity with Spring Boot and RESTful API development, and a collaborative attitude. Key responsibilities include developing pl ...

Senior Cloud Security & Infra Engineer (AWS)

Java Script Works is seeking a Senior Software Engineer in Greater London to design, develop, and deploy cloud infrastructure on AWS utilizing technologies like CloudFormation, CDK, and Terraform. The ideal candidate will have expertise in Node.js, TypeScript, and NestJS, alongside a strong focus on implementing ...

D365 Finance Lead Engineer (Retail)

Java Script Works is seeking a Lead - D365 Engineer (Finance) based in London. This full-time role requires a strong background in Dynamics 365 development, especially in the retail sector. Candidates should possess robust expertise in TypeScript, X++, .NET, and have experience with finance-related D365 F&O modu ...

Senior Backend Architect — Global Cloud Native SaaS

A leading cybersecurity company in London is seeking an experienced Backend Engineer to architect and design systems for a massive distributed network. The role demands at least 6 years of developing high scale SaaS microservices, proficient in Java, Go, or Spring Boot, and fluent in PostgreSQL, MongoDB, and Red ...

Senior Backend Engineer — TypeScript & Python

Java Script Works is looking for a Senior Software Engineer (Backend) based in London, UK. The role focuses on managing the backend with technologies like TypeScript, Express, and Python while working with Neo4j for database management. A competitive salary range of £100K - £140K is offered for this full-time ...

Hybrid Senior Low Latency Engineer for Algo Trading

Citi is looking for a Senior Low Latency Engineer in London to lead the development of low-latency systems within the High Performance Architectures team. This role involves building event-sourcing systems in Java and Rust, significantly impacting global finance. You will influence economies and drive ...

Fullstack Engineer Build Large Scale Impact in London

WorksHub is seeking a Fullstack Engineer to work on large-scale projects in London, United Kingdom. This role requires strong skills in full-stack development, with a focus on Docker, Kubernetes, Java, and Scala. You will contribute to impactful and meaningful projects. Join us to be part of an innovative team p ...

Remote Software Engineer — Build & Optimize Systems

Essential Employment is seeking a Remote Software Engineer for a full-time temporary position. The role involves developing and maintaining software applications, managing IT projects, and conducting data analysis. The ideal candidate will work with stakeholders to gather requirements, produce technica ...

Field Deployment Software Engineer for Autonomous Systems

A leading defence technology company in the UK is seeking a Deployed Software Engineer to implement their technology with customers. The role involves travelling to customer sites, writing code, and collaborating with engineers. Ideal candidates will have a degree in a relevant field and strong programming skill ...

Senior Software Engineer (Associate) – Trade Processing

Nomura is seeking a Senior Software Engineer (Associate) for a hybrid role in London. This position involves developing a global trading processing system and enhancing existing systems within Global Markets IT. The ideal candidate must possess strong Java skills, experience with distributed messaging ...

Lead Full Stack Engineer Public Sector, Hybrid

A digital transformation consultancy in the UK is seeking a Lead Full Stack Software Engineer to take overall technical ownership of high-quality, scalable digital solutions. The role involves leading Engineering teams, collaborating with clients, and driving innovation across services. Required skills include e ...

Senior Full Stack Engineer: Lead Public Sector Solutions

A digital transformation consultancy in Altrincham is seeking a Senior Full Stack Software Engineer to design and deliver digital solutions for public sector challenges. The role requires ownership of delivery, strong expertise in .NET, Java, or Python, and mentoring skills. The ideal candidate will thrive in a ...

Patchworks iPaaS Integration Engineer

Java Script Works is seeking an Integration Engineer in London, United Kingdom. The role involves designing integration workflows for platforms like Shopify and using the Patchworks Integration Platform to deliver scalable solutions. The ideal candidate should have solid development skills in JavaScrip ...

Electrical Shift Engineer – PPM & BMS Response

Java Script Works is looking for an Electrical Shift Engineer based in Longcross, United Kingdom. This full-time role involves various responsibilities including PPM, reactive maintenance, responding to BMS alarms, and installation of electrical services. Salary is in the range of £48K to £52K. The position offe ...

Senior Mobile Engineer — Android & TypeScript

Java Script Works is looking for a Senior Engineer – Mobile in Staines-upon-Thames, UK. The role involves developing mobile applications primarily using JavaScript and TypeScript, with a focus on deployment in Android and iOS ecosystems. Candidates should have strong expertise in Redux and mobile development. Th ...

Senior Embedded Software Engineer – C/C++, Python & SQLite

Java Script Works is searching for a Senior Embedded Software Engineer to join their team in Eastleigh, United Kingdom. This full-time role requires a Bachelor’s degree in engineering and extensive software development experience, particularly in C++. Familiarity with tools like Node.js, Python, and SQLite is de ...

Site Reliability Engineer Cloud, Kubernetes & Observability

A leading technology firm based in Bournemouth is looking for a Site Reliability Engineer to design and maintain highly available Java/Spring Boot applications. You will focus on cloud migration, automating infrastructure using Kubernetes and Terraform, and driving analytics for system performance optimization. ...

Senior Software Engineer, Calculations & Financial Analytics

Addepar is seeking a Senior Software Engineer in Edinburgh to enhance its financial analytics platform. You will develop new financial concepts and optimize performance while collaborating with cross-functional teams. The ideal candidate has backend software engineering experience and is proficient in ...

Senior Software Performance Engineer JVM & Cloud Scaling

A global payments technology company in the UK seeks a Senior Software Performance Engineer to optimize performance and scalability of its systems. The ideal candidate has extensive experience in JVM performance tuning, Java profiling tools, and real-time data streaming. This hybrid role involves mentoring engin ...

Staff Software Engineer, Warehousing Cloud & Automation

A renowned retail company in London is seeking a Software Engineer to build and maintain high-quality cloud infrastructure solutions. Key responsibilities include enhancing engineering standards and mentoring team members. The ideal candidate should have robust backend system development experience, and proficie ...

Fullstack Engineer: Build AI Driven Data Tools

A leading technology company in London is looking for a Fullstack Software Engineer to join their team. The successful candidate will develop tools for data integration and visualization while optimizing machine learning models. Strong experience in Java and Python, paired with an interest in AI technologies, is ...

Software Developer

Software DeveloperLocation: Northern Ireland (Hybrid working)Interview Location: Belfast (travel expenses not paid)Contract: 6‑month contract with a view to permanentRate/Salary: Hays is recruiting a Software Developer for a Northern Ireland–based organisation offering hybrid working. This role ...

Senior Software Engineer (Extreme Programming/XP) £540 p/d Outside – London

Senior Software Engineer (Extreme Programming/XP) - £540 p/d Outside – London Direct message the job poster from Ventula Consulting. They are seeking an experienced developer skilled in React, TypeScript, and Node.js. The ideal candidate should be comfortable with extreme programming practices ...

Software Developer

Software DeveloperLocation: Northern Ireland (Hybrid working)Interview Location: Belfast (travel expenses not paid)Contract: 6‑month contract with a view to permanentRate/Salary: Hays is recruiting a Software Developer for a Northern Ireland–based organisation offering hybrid working. This role ...

Staff Software Engineer

To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. Accountabilities Development and delivery of high-quality software solutions by using industry aligne ...

Senior JavaScript Engineer

This Senior JavaScript Engineer role is with a startup who are one of fastest growing in their field. They’ve just gone through a round of funding and need to up their productivity so are looking for an extra pair of hands to join their team in Mayfair.Good amount of tech on site including Python, Reac ...

Senior Software Engineer (£80k + 10% bonus)

Senior Software Engineer (£80k + 10% bonus) Great opportunity for a Senior Software Engineer to work for a retail company near Manchester going through a digital transformation. This role is onsite 3-4 days per week so we’re looking for people who enjoy in person collaboration in a fast-paced ...

Senior Software Engineer, £500/day (Outside IR35)

Senior Software Engineer, £500/day (Outside IR35) Opportunity for a Senior Software Engineer to work for a retail company near Manchester going through a large digital transformation. This is an initial 6-month contract outside IR35 to help deliver re-platforming of existing systems to a cloud ...

Senior JavaScript Engineer

This Senior JavaScript Engineer role is with a startup who are one of fastest growing in their field. They’ve just gone through a round of funding and need to up their productivity so are looking for an extra pair of hands to join their team in Mayfair.Good amount of tech on site including Python, Reac ...

Software Engineer

Software Engineer12 month contractCan be based in Newcastle or GuildfordOffering £60ph Inside IR35 Do you have experience with Java?Do you have experience in cloud services development?Do you want to work with an industry-le ...

Software Engineer

Software Engineer12 month contractCan be based in Newcastle or GuildfordOffering £60ph Inside IR35 Do you have experience with Java?Do you have experience in cloud services development?Do you want to work with an industry-le ...

Software Engineer

A leading global technology organisation is seeking a Full Stack Engineer with strong, practical experience across Java (Spring Boot) and Angular (17+). You’ll join a high‑performing, cross‑functional engineering team building modern, cloud& ...

Frontend Software Engineer iPages UI (Remote UK)

BBC is looking for a Software Engineer to work on the iPages system and enhance user interfaces for internal tools. This role involves designing and releasing well-engineered code, collaborating with product teams, and following modern UI/UX principles. The ideal candidate has strong front-end skills i ...

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