50,297+ Java React Developer Jobs in UK — Top Companies Hiring July 2026

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Java/Scala Application Support Engineer

WorksHub is seeking a Software Applications Support Engineer in London, United Kingdom. This full-time role requires a BS degree in Computer Science or related field with coding knowledge in Java and Scala. Responsibilities include providing application support and understanding SQL. This position does not offer ...

Engineering Lead Java/Spring Microservices

A global information and analytics company is seeking a Software Engineering Lead in Greater London. The role involves managing a team of Software Engineers while enhancing productivity through collaboration and innovation. The ideal candidate will bring expertise in Java, Spring Boot, AWS, and Microservices alo ...

Software Development Engineer II (Java)

Job Summary Tesco's Lists and Substitutions Team sits at the heart of the Product Discovery space, powering features like your Favourites, Usuals, and the Substitution Carousel across tesco.com and our mobile apps. If you've shopped with us, you've already used our services. We're looking ...

Software Engineer (Java, back end)

At SilverRail, we're on a mission to reshape the way the world travels, and we're inviting you to be part of this journey. Rail is becoming the go-to choice for short and medium‑haul travel worldwide, and we're here to help make it happen. In the face of the ongoing climate crisis, our vision is cry ...

Senior Software Engineer (Java/Kotlin)

Working at CreateFuture CreateFuture is an AI-native consulting partner where people do work that matters and are supported to do it well. We work alongside organisations such as PayPal, adidas, NatWest, FanDuel and Money Saving Expert, building digital products and services that make a ...

Software Engineer Java/AWS/Security

Overview This established tech company is a market leader in the hardware and software security space, with a customer base across the automotive, telecoms and IoT sectors. They are looking to hire an experienced Software Engineer to provide expertise as they continue to expand a key cloud- ...

Test Automation Engineer, Java & Microservices

A global financial services firm is looking for a Test Automation Engineer to join its Payments Technology team. The successful candidate will design and maintain robust test automation frameworks and collaborate with a diverse team of engineers. Key qualifications include strong skills in Java, object-oriented ...

Senior Software Engineer (Java/Kotlin)

Working at CreateFuture CreateFuture is an AI-native consulting partner where people do work that matters and are supported to do it well. We work alongside organisations such as PayPal, adidas, NatWest, FanDuel and Money Saving Expert, building digital products and services that make a ...

Senior Software Engineer (Java/Kotlin)

Working at CreateFuture CreateFuture is an AI-native consulting partner where people do work that matters and are supported to do it well. We work alongside organisations such as PayPal, adidas, NatWest, FanDuel and Money Saving Expert, building digital products and services that make a ...

Java Microservices Engineer Hybrid & Flexible

We’re a digital insurance provider with ambitious plans to become The Best and Biggest in the UK market. Over the past few years, we've made significant investments in our data and tech capabilities, particularly within our CIO function. Our CIO team is at the forefront of driving innovation and ensuring our ...

Fullstack Software Engineer (.NET/Java)

Job Description We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never sta ...

Senior Software Engineer (Python/Java)

Role Description Location: Bucharest, Romania To re-implement and test existing StarMine Quant models in Python to provided specifications, and to build brand-new models working in collaboration with our Research teams. Build data pipelines to break down complex calculations into manageab ...

Senior Java Engineer AI Enablement

This is a hands-on engineering role focused on delivery. You'll ship modernised services in fast cycles while showing other engineers how AI transforms productivity and code quality.Use AI for all coding tasks: refactoring, test creation, documentation, debugging Experience modernising production systems at scal ...

Fullstack Software Engineer (.NET/Java)

What you'll do Help to build cloud based services and applications that form part of our Group Content Platform. Participate in all stages of the software development lifecycle, from initial analysis & design to implementation (using C# & Java ) and post launch support. Enh ...

Software Engineer Java & Spring Boot

Location: UK-based, hybrid, Manchester 1 x per week Salary: Competitive base salary plus benefits (DOE) Role type: Full time, permanent Role Summary Amber Labs is seeking a talented Java Engineer to support the delivery of a high profile digital programme within a large sc ...

Cloud Java Engineer | DevSecOps & Kubernetes

Advanced Resource Managers is seeking a Software Engineer to join their team in Newcastle upon Tyne, focusing on cloud services development. In this role, you will work closely with a market-leading Defence and Aerospace company, ensuring high-quality code development using Java and maintaining Agile project ...

Software Engineer (Python and Java)

Software Engineer (Python & Java) Programme Name: Maritime Internal Research & Development Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £47,600 - £61,000 We are seeking a Software Engineer (Pytho ...

Senior Software Engineer C# / Java

Overview Threecolts is the leading software suite for online & offline consumer brands (Amazon, Walmart, Target, Shopify, eBay, etc.). We’ve built a powerful ecosystem of software solutions to help businesses grow smarter — from revenue recovery and retail finance, to multichannel operations and p ...

Secure Java Backend Engineer | Microservices

Forward Role is seeking engineers to design and develop secure Java-based services for mission-critical environments. The role emphasizes backend development, microservices, and collaboration across various technology landscapes. Candidates should have a solid Java background, experience with distribut ...

Senior Software Engineer C# / Java

Overview Threecolts is the leading software suite for online & offline consumer brands (Amazon, Walmart, Target, Shopify, eBay, etc.). We’ve built a powerful ecosystem of software solutions to help businesses grow smarter — from revenue recovery and retail finance, to multichannel operations and p ...

External Collaboration SRE (Java/Python)

TwinThread is looking for a Site Reliability Engineer III in Bournemouth to lead the development and integration of collaboration platforms like VDRs and Microsoft 365 B2B. The role involves managing secure external sharing solutions and overseeing identity and access for external users. Ideal candidat ...

Senior Software Engineer C# / Java

Overview Threecolts is the leading software suite for online & offline consumer brands (Amazon, Walmart, Target, Shopify, eBay, etc.). We’ve built a powerful ecosystem of software solutions to help businesses grow smarter — from revenue recovery and retail finance, to multichannel operations and p ...

Senior Software Engineer C# / Java

Overview Threecolts is the leading software suite for online & offline consumer brands (Amazon, Walmart, Target, Shopify, eBay, etc.). We’ve built a powerful ecosystem of software solutions to help businesses grow smarter — from revenue recovery and retail finance, to multichannel operations and p ...

Senior Software Engineer C# / Java

Overview Threecolts is the leading software suite for online & offline consumer brands (Amazon, Walmart, Target, Shopify, eBay, etc.). We’ve built a powerful ecosystem of software solutions to help businesses grow smarter — from revenue recovery and retail finance, to multichannel operations and p ...

Engineering Lead: Contacts & Recipients (Java)

Engineering Lead II - Contacts & Recipients (Java team) Full-time Compensation: GBP 135,000 - GBP 175,000 - yearly Wise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full speed. Whether ...

Lead Fullstack Engineer (Java/JavaScript)

Base pay range Direct message the job poster from Lloyds Banking Group SALARY: £90,440-127,680 per annum HOURS: Full-time - 35 hours per week WORKING PATTERN: Our work style is hybrid, which involves spending at least two days per week, or 40% of our ti ...

Java/Kotlin Software Engineer Manchester

Overview Join to apply for the Software Engineer - Manchester role at Zopa Bank . Hello there. We’re Zopa. We started our journey back in 2005, building the first ever peer-to-peer lending company. Fast forward to 2020 and we launched Zopa Bank. A bank that listens to ...

Engineering Manager Java AI FinTech

This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Tech Recruiter - Software Engineering at Client-Server Engine ...

Senior Java Backend Lead & Architect

A technology-driven company seeks a Java Backend Lead to take charge of backend systems' architecture and delivery. You will guide a team of developers, ensuring high code quality and working on modernizing systems. Candidates should have at least 10 years of Java expertise and strong leadership skills. Key resp ...

Intermediate and Senior Java Engineer

Role Intermediate and Senior Java Engineer Title Associate/AVP Location London, UK (Day 1 Onsite/Hybrid) – Fulltime Mode of Work 3 days/week onsite required Required Experience 4-8+ years Position Overview W ...

Java Software Engineer — Warehouse Automation

Swisslog UK Ltd is seeking a Software Engineer to develop their SynQ warehouse management system, based at their UK headquarters in Redditch. Candidates should possess strong Java skills and experience in automated logistics systems. Responsibilities include adhering to design methodologies, documentin ...

Fullstack Software Engineer (.NET/Java)

Hybrid working approach with 2 days a week onsite in Osterley campus. What You'll Do Help to build cloud based services and applications that form part of our Group Content Platform. Participate in all stages of the software development lifecycle, from initial analysis & d ...

Software Development Engineer II (Java)

About the role Tesco’s Lists and Substitutions Team sits at the heart of the Product Discovery space, powering features like your Favourites, Usuals, and the Substitution Carousel across tesco.com and our mobile apps. If you’ve shopped with us, you’ve already used our services. We’re look ...

Senior Java Engineer AI Enablement

Senior Java Engineer – AI Enablement IG Group is a FTSE250 FinTech company building mobile, web and desktop platforms for trading. We are forming a Service Modernisation & AI team to pioneer AI‑first development practices in financial services. About the Team You will join a small ...

Mid Level Core Java Engineers

About us Travelfusion is the world's largest travel B2B content aggregator for low cost airline flights powering the ability to search and book these flights on leading online, business and leisure travel agents websites, mobile sites and call centres worldwide. The business also offers a wide ra ...

Sr Lead Software Engineer Java

Job Description Step into a role where your expertise shapes the future of technology products. At JPMorganChase, you'll collaborate with a diverse, agile team dedicated to building secure and scalable solutions. You'll have the opportunity to make a significant impact, grow your career, and work ...

Software Engineer, Java (Mid/Senior)

At Rockstar Games, we create world-class entertainment experiences. Become part of a team working on some of the most rewarding, large-scale creative projects to be found in any entertainment medium - all within an inclusive, highly-motivated environment where you can learn and collaborate with som ...

Java Solution Architect Insurance Sector

Lead and oversee the development of complex solutionsAI focused roleAbout Our ClientOur client is in the Insurance sector and is looking to grow their team with a Java Solution Architect. This is a hybrid role with 1-2 days a week in London.Job Description</ ...

Inspiring Computing Teacher Java & Python

Perham Education Partnership in Greater London is seeking an Innovative Computing Teacher to join their outstanding team. The ideal candidate will have experience in teaching programming languages like Java and Python, along with strong interpersonal skills to engage and motivate students. This full-time positio ...

Principal Engineer (Backend focus Java)

Job Description: Principal EngineerRole Title: Principal Engineer (Tech Lead)Location: London (Hybrid - 3 days per week)Reporting to: Delivery Lead / Client Services DirectorCore Tech: Java, React, AWSWho We AreWe’re on a mission to close the worl ...

Mid/Senior Backend Engineer (Java)

Mid/Senior Backend Engineer (Java) | RemoteAbout RevolutPeople deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products — including spending, saving, investing, exchanging, travelling, and mo ...

Senior Java Engineer FX eTrading

**Senior Java Engineer - FX eTrading** (Contract)Duration: 12 Months (Possibility for extension)Location: London/Hybrid (4 days per week on site)Rate: A highly competitive Umbrella Day Rate is available for suitable candidatesRole ProfileAs a Senior Java Engineer, you will ...

Software Engineer Java Kafka API

Software Engineer / Developer (Java Kafka API) London / WFH to £90kAre you a Java technologist seeking a role where you can work on ground breaking technology, continually learning and progressing your career?You could be joining a global technology consultancy.What's in it for ...

Lead Software Engineer Java & AI

Join the Graphite team and help deliver a best-in-class payments processing platform that powers the firm’s global expansion. You will work on mission-critical systems, leveraging your passion for technology and AI to create high-performing, low-latency solutions. Experience the excitement of building impactf ...

Principal AI Software Engineer Java

Our client - a global automotive systems industry leader - is looking to hire an Principal AI Software Engineer (Java) to join them on an initial 6-month contract, with a view to transition to permanent employment.This role will be operting as part of a high-functioning team focused on AI-forward proje ...

Senior SDET – Java – AI/ML

Job Description You Will - Design Develop and Maintain test frameworks for automation. Define Automated Test Cases Provide suggestions to improve Automation and test processes Develop and maintain shares testing libraries Participate in team planning ...

Java Technical Specialist (Low Latency)

Java Technical Specialist (Low Latency)At a GlanceSenior individual contributor role in a high-growth prediction markets trading firmCore stack: Java, Kafka, Aeron, FIX Protocol exchange and clearing infrastructureSalary: £80,000 - £95,000 ...

Java Architect GCP Migration & Kubernetes

The Role: Java Architect GCP & Kubernetes Location: Sheffield , UK Position Type: Contract Inside IR35 Remote work option Available: Hybrid( 2 Days onsite in a week) Job Description: Key Responsibilities: Analyze existing on-premises application architecture and identify migration requirements. Design scalable, ...

Java Architect GCP Migration & Kubernetes

The Role: Java Architect GCP & Kubernetes Location: Sheffield , UK Position Type: Contract Inside IR35 Remote work option Available: Hybrid( 2 Days onsite in a week) Job Description: Key Responsibilities: Analyze existing on-premises application architecture and identify migration requirements. Design scalable, ...

Java Architect GCP Migration & Kubernetes

The Role: Java Architect GCP & Kubernetes Location: Sheffield , UK Position Type: Contract Inside IR35 Remote work option Available: Hybrid( 2 Days onsite in a week) Job Description: Key Responsibilities: Analyze existing on-premises application architecture and identify migration requirements. Design scalable, ...

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