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

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Backend Engineer Core Graph Database Kernel

A leading technology firm is looking for a Software Engineer for their Core Database team in England. The role involves building core features for a leading graph database, writing efficient code, and collaborating with an international team. Candidates should have a strong background in backend engineering, sys ...

Lead Software Engineer Autonomous Maritime Systems

A leading engineering firm in the United Kingdom seeks an experienced Software Engineer to design and develop software for advanced autonomous systems. You will engage in the full software lifecycle, collaborating with a multidisciplinary team. Essential qualifications include proven software design experience, ...

Senior Backend Engineer, EU/UK Onboarding Experience

Wise is seeking a Senior Software Engineer in the UK to redefine the onboarding experience for customers. The role involves building scalable systems and improving KYC flows to enhance user experience. With a salary range of £87,500 to £111,000 plus RSUs, this position requires expertise in Java, CI/CD ...

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 ...

Hybrid UK Software Engineer III – SaaS, TypeScript & AWS

A leading law firm automation platform is looking for a Software Engineer III based in the UK. The role involves taking ownership of projects and delivering high-quality software solutions within a hybrid work arrangement. Candidates should have a Bachelor's degree and 3-5 years of experience in software develop ...

Lead Frontend Engineer Enterprise UI & Data Viz (Remote)

Kiplot is seeking a Lead Frontend Engineer to help build the next generation of their platform. This role involves leading the design and development of new features and enhancing existing functionalities. You will work closely with product, design, and backend teams to deliver high-quality product capabiliti ...

Backend Engineer .NET/C#, AWS, Flexible Hours

Reedexpo in Richmond, United Kingdom, is looking for a Software Engineer to enhance backend services focused on performance, resilience, and security. This role involves hands-on experience across the software development lifecycle and collaboration with senior engineers and product partners. The ideal ...

Staff Design Engineer: Shape a Scalable Design System

Job Search Place Limited is seeking talented design engineers to join their team. The role involves working on exciting design challenges and improving their design system. Candidates can apply for the Junior, Design, or Staff Engineer positions, depending on their experience. A strong emphasis is plac ...

Remote Product Reliability Engineer — AI Driven, Scalable SaaS

Pinpoint, a high-growth HR tech company in the UK, is seeking a Product Reliability Engineer to ensure the reliability of its recruitment software. This remote role involves handling the entire lifecycle of product issues, enhancing other teams’ efficiency, and integrating AI tools.Ideal candidates will ha ...

Senior Software Engineer Python / hx Renew

* Consult with users to determine hardware, software or system functional specifications, manage interaction between the systems and other technical support areas, and define technical requirements and coordinate team resources to solve problems.* Guide the team to tackle problems at differentiating levels of co ...

Senior/Principal Software Engineer

Overview This role requires applicants to hold active, or recently active, SC or DV clearance, and to be willing to work on-site up to 4 days per week. At Gemba Advantage, we build secure, user-centred digital products for critical public sector organisations across the UK. Our teams work on compl ...

Full Stack Digital Developer

Purpose of the role 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 solution ...

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 ...

Full Stack Engineer: AI Agents & DAML Runtime

A software technology company in the UK is seeking a Staff-Level Full-Stack Software Engineer to design and develop robust software solutions. You will work with object-oriented programming languages like Java, C#, Python, or Scala and build AI agents powered by Large Language Models. This role requires strong d ...

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 ...

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 ...

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 ...

Cyber Vulnerability Engineer: Reverse Engineering Specialist

Cyber UK is looking for a Cyber Software Vulnerability Engineer to work in Manchester. The role involves software analysis, reverse engineering of various technologies, and collaboration with cybersecurity teams. Candidates should be proficient in C, C++, Java, or C# and familiar with automation scripting. Clear ...

Full Stack CMS Engineer – Magnolia/ContentStack (Hybrid/Remote)

MOO is seeking a Software Engineer to join their Browse team in London. The role involves developing content-driven pages using Java, TypeScript, and NextJS while contributing to system requirements and embracing Agile methodologies. Candidates should have experience with CMS and a passion for testing. MOO promo ...

SDET Engineer Automation, API & Security Testing

Scrumconnect Consulting is hiring a Software Development Engineer in Test (SDET) to join their team in Swansea. The role involves designing and maintaining automated test frameworks, ensuring quality in high-volume digital services. Ideal candidates will have a strong coding background in Java, JavaScr ...

DevOps Engineer: CI/CD & Web Tech Specialist

Java Script Works is looking for a DevOps Engineer located in Harrogate, United Kingdom. The ideal candidate will have a solid understanding of CI/CD principles and experience in implementing them effectively. Responsibilities include managing complex merge conflicts and utilizing tools like Bitbucket. ...

Senior Cloud & Data Engineer Scale Enterprise Pipelines

A leading recruitment firm in Belfast is hiring a hands-on Software Engineer to develop and scale enterprise-grade cloud and data systems. The role involves designing scalable backend services and collaborating across cross-functional teams. Candidates should have strong experience in Java, multi-threaded archit ...

Cloud Site Reliability Engineer — Global Infra & Automation

A leading technology company in London is seeking a Cloud Site Reliability Engineer to enhance and manage global infrastructure systems. Candidates should have experience with Unix/Linux, cloud platforms like AWS or Google Cloud, and proficiency in languages such as Java and Python. The role emphasizes collabora ...

Full Stack Vue.js & C#/.NET Engineer

Java Script Works is seeking a Software Engineer located in Walsall, United Kingdom. The role requires comprehensive expertise in backend development with C# and .NET, along with strong skills in frontend development using modern frameworks, particularly Vue.js. This is a full-time position. Candidates should be ...

Senior Infrastructure & Deployment Engineer

Principal Software Engineer, Nifty Gateway 108 E 16th Street, New York, NY 10003 Qualifications Deployment and infrastructure tooling Experience with one or more programming languages including but not limited to: Go, Node.js, Python, Scala, or Java Experienc ...

Staff Infrastructure Engineer in London Sotheby's

Principal Software Engineer, Nifty Gateway 108 E 16th Street, New York, NY 10003 Qualifications Deployment and infrastructure tooling Experience with one or more programming languages including but not limited to: Go, Node.js, Python, Scala, or Java Experienc ...

Software Engineer II — Cloud, Data & AI for Investment Tech

502 CGCG-LDO CG Companies Global-LDO seeks a Software Engineer to enhance investment technologies. You will develop systems and tools to improve user experiences through coding in TypeScript, Python, Java, and utilizing AWS services. The successful candidate will have a Bachelor's degree in Computer Sc ...

Senior ML Engineer — London: Scale Data & Models

WorksHub is seeking a Senior Machine Learning Engineer based in London, United Kingdom. This full-time role involves effective communication and proficiency in programming languages including Go, C++, Java, Rust, along with experience in deep learning frameworks such as PyTorch and TensorFlow. The position offer ...

Full Stack Engineer: Angular UI & High Performance APIs

Java Script Works in London is seeking a Full Stack Software Engineer to contribute to rendering performance and API response times. You will design and build reusable UI components using Angular and TypeScript, while helping to maintain high-performance backend systems. This full-time role offers a co ...

Staff Full Stack Engineer – Lead Global Systems (Bangkok)

A travel technology company in Greater London seeks an experienced Staff Software Engineer (Full Stack) to join their Bangkok team. The role requires 8+ years in software engineering with expertise in Java, Kotlin, .NET, and JavaScript/TypeScript. Team collaboration, system design, and mentorship are critical. T ...

Senior Backend Engineer – APIs (Node.js/TypeScript)

Java Script Works is seeking a Senior Software Engineer - Backend in London, United Kingdom. This full-time role focuses on designing and implementing APIs using REST or GraphQL while writing scalable backend services. Candidates should have at least 5 years of programming experience with Node.js and TypeScript, ...

Senior Lead Software Engineer Cloud Native Microservices

JP Morgan Chase is seeking a Senior Lead Software Engineer to join its International Consumer Bank team. This role involves delivering cloud-native microservices and ensuring an outstanding banking experience for customers. Ideal candidates should have strong expertise in back-end software engineering, specif ...

Kotlin Backend Engineer — FinTech (Manchester)

A leading financial institution is seeking a Software Engineer to join their team in Manchester. This hybrid role requires 2-3 days in the office and focuses on building scalable cloud-based systems. Candidates should have solid experience in Kotlin or Java and a passion for clean code and collaborative problem- ...

Graduate Software Engineer — Cambridge Startup

A fast-growing tech startup based in Cambridge is seeking a Graduate Software Engineer to join their innovative team. You will work on developing cutting-edge solutions in hybrid collaboration, utilizing technologies such as Golang, C++, Python, and Java. The ideal candidate will possess a degree from a top UK u ...

Senior Java Developer Hybrid, Global Finance Tech

Citi in Belfast is seeking a Senior Developer to engineer the future of global finance. This role involves developing large distributed systems, conducting feasibility studies, and ensuring compliance. The ideal candidate will have solid skills in Java, experience with the Spring Framework, and familia ...

Senior Robotics Software Engineer — Motion Planning Remote

A robotics software company in the UK is seeking an experienced robotics software engineer to develop algorithms and support clients in implementing advanced robotic systems. Applicants should have over 5 years of experience with coding, particularly in Java, and must be proficient in working with industrial rob ...

Senior Backend Engineer Services (Hybrid)

Capital One (Europe) plc in Nottingham is looking for a Lead Software Development Engineer to join their hybrid backend team. You will lead technical design and implementation, collaborating with cross-functional teams to deliver complex projects. The role requires proven experience in technical leadership, exce ...

Senior Backend Engineer, Banking Connectivity

A global financial tech company in London is seeking a Senior Software Engineer to build critical bank integrations for their Banking Connectivity platform. The successful candidate will work on backend systems using Java and engage in ensuring reliable data flows across financial institutions. This role offers ...

Senior Software Engineer Hybrid Payments Platform

Checkout.com is seeking a Senior Software Engineer based in Greater London. The ideal candidate will have a Bachelor's or Master's in Computer Science and proficiency in C# .NET, Java, or Go. Responsibilities include collaborating with teams to design scalable systems and writing high-quality code. Benefits incl ...

Senior Software Engineer — Architect, Scale & Mentor

A leading software development firm is seeking a Senior Software Engineer to architect and maintain enterprise-grade software. The role requires over 6 years of experience, proficiency in Java or Python, and expertise in cloud infrastructure and microservices. You will lead code reviews, mentor junior engineers, ...

Senior Platform Engineer Kubernetes, Cloud & Observability

Anaplan is seeking a skilled Senior Platform Engineer to develop the next generation of its platform. You will leverage extensive knowledge of Java, Rust, Kubernetes, and cloud technologies to create scalable, high-performance solutions. The role requires a strong focus on building platforms, automatio ...

Tech Lead Hands on Leader for Impactful Systems

A purpose-driven tech company in Edinburgh seeks a Lead Software Engineer to guide a team and ensure impactful solutions. Candidates should have expertise in Java, Spring Boot, and microservices. The role offers a hybrid work model, a competitive salary of £75k – £85k, a generous bonus, and extensive benefits in ...

Senior Software Engineer: Python/Django & TypeScript Architect

Java Script Works in London is seeking a Senior Software Engineer to design, develop, and maintain robust software solutions using Python and TypeScript. The role involves optimizing existing systems through performance tuning and code refactoring. This full-time position offers competitive compensation and requ ...

Production Apps L2 Support Engineer | Hybrid London

A leading company in IT Services is looking for a Production Applications / L2 Support Engineer to join their team in London on a contract basis. The role demands strong Java and SQL skills, coupled with a solid background in application support, and offers hybrid working with a dynamic customer-facing environme ...

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 Full Stack Engineer – Cloud & Incident Response Lead

A technology firm in Leeds is looking for a Senior Full Stack Engineer to support and enhance a diverse range of applications. You will handle business-as-usual operations and contribute to complex incident management. The ideal candidate should have strong knowledge in Java, Python, NodeJS, or C#, and experienc ...

Principal Full Stack Engineer & Tech Leader (Cloud)

A leading consultancy firm in the UK is seeking an experienced Principal Full Stack Engineer to lead L2/L3 support teams. The ideal candidate will have expertise in Java, Python, Node.js, or C#, alongside substantial cloud architecture experience (AWS or Azure). This role emphasizes technical leadership, mentori ...

Trading Connectivity Software Engineer (Go Backend)

A leading technology firm in London seeks a Software Engineer for the Trading Connectivity team. This role involves designing and maintaining high-performance backend systems to support the Talos trading platform. Candidates should have 2-5 years of experience in software engineering, preferably with Go or Java, ...

Backend Software Engineer II, Identity & Authorization Platform

Ripple in Greater London is seeking a Software Engineer II to join their Authentication & Authorisation platform team. The role involves building and shipping features within the identity platform. Ideal candidates will have experience in backend engineering with Golang or Java and some exposure to Kubernetes. T ...

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