28,178+ Java React Developer Jobs in UK — Top Companies Hiring July 2026

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Staff AI Software Engineer AI Engineering Platform

Overview We're changing the way we do things, and putting industry leading innovation at the heart of how we operate; we need a stellar engineering team to make it happen. You'll be joining one of the most iconic brands in the UK on its most exciting cycle yet. We're more integrated and product l ...

Business Development Manager Gas

United Infrastructure is a dynamic and rapidly expanding business, focused on delivering critical infrastructure projects, across the utility and social infrastructure sectors.Our team of highly skilled and hardworking specialists deliver innovative solutions to the complex challenges our clients face.<b ...

Senior Director of Engineering (X Ops Platform)

Responsibilities We are seeking a Sr Director of Engineering to lead our X-Ops Platform organization The leader will be responsible for all aspects of the platform ranging from vision, strategy and roadmap to product delivery and service execution The leader will coordin ...

Lead JavaScript/TypeScript Software Engineer

Job DescriptionLead JavaScript/TypeScript Software EngineerA fantastic opportunity for a Lead JavaScript/TypeScript Software Engineer to join an innovative technology company developing advanced software solutions within a highly technica ...

Lead JavaScript/TypeScript Software Engineer

Job DescriptionLead JavaScript/TypeScript Software EngineerA fantastic opportunity for a Lead JavaScript/TypeScript Software Engineer to join an innovative technology company developing advanced software solutions within a highly technica ...

Computer Vision Engineer Graduate Considered

Computer Vision Engineer - Master's Grad Considered A brilliant opportunity for a Computer Vision Engineer or Master's Graduate to work for an exciting start-up in Saffron Walden, Essex, that is tackling some of the world’s most pressing challenges. ...

Lead Software Engineer

This range is provided by PIE Recruitment. 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 PIE Recruitment Client Director - SaaS and Consumer at PIE Recruitment Engine ...

Head of Menswear Design London, UK

About Us Urban Outfitters started out as a single boutique in 1970s Philadelphia with creativity and uniqueness at its core. 50 years on, and over 60 stores across Europe later, we’ve become a destination for emerging design, unexpected styling, One-Of-A-Kind vintage and homeware that makes you w ...

Head of Menswear Design London, UK

About Us Urban Outfitters started out as a single boutique in 1970s Philadelphia with creativity and uniqueness at its core. 50 years on, and over 60 stores across Europe later, we’ve become a destination for emerging design, unexpected styling, One-Of-A-Kind vintage and homeware that makes you w ...

Senior Software Engineer (Front End)

The TP ICAP Group is a world leading provider of market infrastructure.Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions.Through our people and techn ...

Senior Software Engineer 3D Printing (Cambridge On site)

Select how often (in days) to receive an alert: Select how often (in days) to receive an alert: Stratasys is a world leader in 3D printing! Stratasys is leading the global shift to additive manufacturing with innovative 3D printing solutions for industries such as aerosp ...

Full Stack Product Engineer

At GetGround, our mission is simple: to make property investment safer, faster, and more accessible for landlords. We believe AI can reshape the landlord journey end to end - not just improving single steps, but reimagining the entire experience of property investing. The result will be a future of buy-to- ...

Senior Software Engineer

hackajob is collaborating with Gamma to connect them with exceptional professionals for this role. A Bit About Us At Gamma, we’re more than just a leader in Unified Communications as a Service (UCaaS). We’re a fast-moving technology organisation delivering innovative voice, ...

Full Stack Engineer

Hadean is a deep-tech company building cutting-edge distributed computing technology that powers scalable, secure, and interoperable digital environments. Our platform enables real-time simulation and training, mission rehearsal, command & control and digital twin capabilities - transforming the way defenc ...

Full Stack Software Engineer

About the role As a Full Stack Software Engineer, you will play a key role in delivering cloud-native digital services for complex government and enterprise environments. Working within a high-performing delivery team, you will take ownership of features from frontend through to backend services ...

Senior Full Stack Engineer (3D)

Position Overview As a Senior Full-Stack Engineer (3D), you will be a lead contributor in building the next generation of AI-native applications. You sit at the intersection of robust backend orchestration and intuitive frontend design. Your primary mission is to design and impleme ...

Senior Full Stack Engineer (3D)

Position Overview As a Senior Full-Stack Engineer (3D), you will be a lead contributor in building the next generation of AI-native applications. You sit at the intersection of robust backend orchestration and intuitive frontend design. Your primary mission is to design and impleme ...

Store Manager Matchday

Castore exists for one single reason – to make athletes better. Our ethos is built upon the philosophy of BETTER NEVER STOPS, an ideal deeply infused in our DNA and something we strive to live every single day. We utilise advanced engineering and unique technical fabrics to create the highest quality sport ...

Staff Product Engineer

Our Mission Human time and effort is the rarest thing in the universe. The fact that so many people hate what they do for work is a disaster on so many levels. How many people live quiet lives of misery? How many generational talents do we miss due to circumstance? Dex’s mission is to close the g ...

Group Accountant – IFRS

At 1st Central, everything starts with our people.As one of the UK’s leading motor and home insurers, we use smart technology, data and great service to make insurance fast, fair and simple for over 1.4 million customers. We’re proud to create an environment where people feel supported, trusted ...

Senior Full Stack Engineer (3D)

Position Overview As a Senior Full-Stack Engineer (3D), you will be a lead contributor in building the next generation of AI-native applications. You sit at the intersection of robust backend orchestration and intuitive frontend design. Your primary mission is to design and impleme ...

Senior Software Engineer

Title - Senior Software EngineerSalary: £70,000 - £80,000Location - LondonAbout CDP: CDP is a global non-profit that runs the world’s only independ ...

Senior Software Engineer Clinical Background

WHO ARE HEIDI?Heidi is building an AI Care Partner that supports clinicians every step of the way, from documentation to delivery of care.We exist to double healthcare’s capacity while keeping care deeply human. In 18 months, Heidi has returned more than 18 million hours to clinicians and supp ...

Senior Full Stack Engineer (3D)

Position Overview As a Senior Full-Stack Engineer (3D), you will be a lead contributor in building the next generation of AI-native applications. You sit at the intersection of robust backend orchestration and intuitive frontend design. Your primary mission is to design and impleme ...

Engineering Manager

Overview Lead and manage engineering teams, providing technical guidance, mentorship, and support to ensure the delivery of high‑quality software solutions, drive technical excellence, foster a culture of innovation, and collaborate with cross‑functional teams to align technical decisions with bus ...

Software Development Manager Defence

Software Development Manager / Engineering Lead (Defence Consultancy) Newcastle onsite to £140k Join a fast-growing technology consultancy expanding into the defence and national security sector. As a Software Development Manager, you'll partner with the CTO to build and lead a new engineer ...

Lead Software Development Engineer Services

Lead Software Development Engineer – Services (London) Capital One’s mission is to change banking for good by bringing humanity, ingenuity and simplicity to banking. The Software Engineering department drives this ambition. Responsibilities Collaborate with engineers, arch ...

Backend Systems Engineer IOT/Smart City

Job Description Join the Software Engineering team on a physical Operations Technology (OT) integration project. You will build and maintain the backend systems that connect OT field devices to the digital twin platform — handling real-time data ingestion, protocol translation, and system ...

Senior Software Engineer OMS Resilience

Job Description Core-Asset Consulting is working with a technology‑led investment firm to recruit a Senior Software Engineer to support the evolution of a business‑critical Order Management and Execution System in Newcastle. This role will focus on improving the testability, structure, and long‑t ...

SAP PI Consultant CGEMJP

Role Title: SAP PI Consultant Duration: 6 month contract Location: Worthing/Telford. Hybrid, 2 days per week onsite Rate: up to £506 p/d Umbrella inside IR35 Clearance required: SC Clearance Eligibility required Role purpose/s ...

Principal Engineer

Principal Engineer – Cloud Native Architecture Wood Mackenzie is seeking an experienced Principal Engineer to lead the architecture, design, and development of scalable, cloud-native enterprise applications and platforms. This role requires deep technical expertise, strong architectural leadership ...

Cloud Platform Engineer

Overview Office dogs, fridge full of beer, AI, free fruit, office scooters (wtf!?), beanbags, slides, Blockchain, fuseball, ankle length trousers with white socks, spectacles with no lenses, braces and beards. By trying to be different to other 'disruptive' companies in Manchester, you actually e ...

Cloud DevOps Engineer

When we begin discussing the DevOps engineer job description, we may begin by saying that the role of a DevOps engineer is critical to the projects overall success, right from planning to support primary KPI as customer satisfaction and productivity. A DevOps Engineer Expert has an essential role in integr ...

Senior Manager Technology Energy Trading & Risk Management (Endur) Energy & Commodities

Senior Manager Technology - Energy Trading & Risk Management (Endur) - Energy & Commodities Job ID: 63 Turnmill Street London EC1 M5RR United Kingdom At Publicis Sapient, we help our clients with their Digital Business Transformation journey. In the Energy & Commodi ...

Test Automation Manager London

Job Title: Test Automation Manager Location: London (must be willing to travel to client sites throughout the UK on an ad‑hoc basis) Salary: Competitive salary and package (depending on level of experience) Responsibilities Collaborate with clients ...

Production Software Engineer

Overview We tackle the most complex problems in quantitative finance by bringing scientific clarity to financial complexity. From our London HQ, we unite world‑class researchers and engineers in an environment that values deep exploration and methodical execution because the best ideas take time t ...

Senior Software Engineer – Data Visualisation & Graphics | London

Software Engineer | Canvas | SVG | High-Performance Charting | London to £200,000 depending on exp. Most data visualisation roles sit on top of libraries. This one builds the engine behind them. I’m hiring a Senior Engineer to work on a widely-used charting library used by ...

AI Engineer UK (Remote)

One of our clients based in California, USA is building a new team and looking for 7 highly skilled and motivated AI Engineers globally join their dynamic team. As an AI Engineer, you will be pivotal in designing, developing, and deploying state-of-the-art AI solutions that enhance the capabilities of our ...

Technical Lead

Contract Technical Lead Rate: Up to £750 per day (Umbrella Rate, Depending on Experience)Contract: 12 monthsLocation: Leeds, Manchester or Newcastle – Hybrid (3 Days Onsite per Week)Clearance: BPSS required (must be eligible for SC) Ab ...

SAP PI Consultant CGEMJP00346040

Role Title: SAP PI Consultant Duration: 6 month contract Location: Worthing/Telford. Hybrid, 2 days per week onsite Rate: up to £506 p/d Umbrella inside IR35 Clearance required: SC Clearance Eligibility required Role Purpose / ...

SENIOR HPC/COMPUTE ARCHITECT

SENIOR HPC/COMPUTE ARCHITECT ROLE OVERVIEW Owns the strategy and design for optimising risk computation stack across both the C++ engine and the Rust library, from initial architecture through production stabilisation and intraday extension. Responsible for architecture, validatio ...

Computer Science Teacher – Digital Leader – Newham

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.Computer Science Teacher – Champion Programming and Lead Digi ...

SRE/Support Engineer

Summary:Fantastic opportunity to join an industry-leading global market maker, using innovative and cutting-edge technology. This is an elite team of the smartest, most creative engineers, who partner with different teams across the business to solve their most pressing issues. Forget the stuffy ...

Computer Science Teacher – GCSE & A Level Programming – Birmingham

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.Computer Science Teacher – Teach GCSE & A-Level Programming t ...

Computer Science Teacher

Job description About the RoleAs a Computer Science Teacher, you will deliver engaging and challenging lessons that develop student’s understanding of programming, algorithms, data, and computer systems. You will support learners in building practical coding skills and problem-solving abi ...

Computer Science Teacher – Progressive School – Tower Hamlets

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.Computer Science Teacher – School with digital innovation and ...

Software Engineer, PB Core – London

SummaryExciting opportunity at one of the fastest growing financial services firms around the world. They offer prime brokerage, clearing and financing across traditional and digital assets, and are now looking to hire world-class software engineers to help build on their success.This ...

Computer Science ECT – Supportive Environment Hackney

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.ECT: Computer Science Teacher – Launch Your Career with Speci ...

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