1,937,552+ Lead Software Engineer Full Stack Java React Jobs in UK — Top Companies Hiring July 2026

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Mid Java/Clojure Engineer

**About the Role:** **Grade Level (for internal use):** 09**The Team:** OTC Derivatives Data provides consistent and reliable curve and volatility data for over-the-counter derivatives in support of trading, research, valuation and independent price verification. As a Java/Clojure Engineer ...

Senior Java Developer

2 days ago Be among the first 25 applicants MCS Group | Your Specialist Recruitment Consultancy provided pay range This range is provided by MCS Group | Your Specialist Recruitment Consultancy. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more ...

Senior Frontend Engineer React & TypeScript

Tools and Technologies At our company, we use a variety of tools and technologies to ensure efficient operations. These tools are crucial for calculating ETAs, monitoring traffic, and keeping passengers informed. Below are some of the key tools and technologies we rely on: Frontend Development ...

Frontend Engineer (React + TypeScript) – Hybrid

A successful technology company in Staines-upon-Thames is seeking a Mid-Senior Frontend Developer to create modern interactive user interfaces using React and TypeScript. The role offers hybrid working, with 3 days in the office per week. Ideal candidates will possess a relevant degree and have commercial experi ...

Trading UI Engineer — React & TypeScript

A leading investment bank in London seeks a UI Developer to enhance trading technology for credit and fixed income teams. The role involves designing scalable UI applications and building real-time data-heavy interfaces. Candidates should have experience with AG Grid and a strong understanding of UI performance ...

React & Next.js Engineer (Hybrid, Bournemouth)

A leading digital solutions provider in Bournemouth is seeking a skilled Frontend Engineer to develop high-quality websites and interactive digital experiences using React and Next.js. The role involves integrating frontend applications with headless CMS platforms and implementing modern rendering strategies. Id ...

Frontend Engineer React, Next.js & Node.js

Java Script Works is looking for a Frontend Developer to join their team in Cardiff, United Kingdom. The ideal candidate will have strong front-end development skills in HTML, CSS, and JavaScript, and a solid understanding of back-end technologies like Python and Node.js. This full-time position offers competiti ...

Senior Next.js, React & Laravel Engineer

jobr.pro seeks a Senior Software Engineer to develop and maintain innovative web applications and APIs using Next.js and Laravel. In this role, you'll contribute to a diverse range of projects while collaborating with a dynamic team. Expected qualifications include expertise in modern front-end technol ...

Frontend Engineer React / Next.js Specialist

Java Script Works is looking for a skilled developer in Greater London, United Kingdom. This position requires advanced skills in Apollo and Next.js, along with a fullstack mindset. The ideal candidate will engage with clients and participate in software development projects alongside diverse teams. If you have ...

Fullstack Engineer (React + TypeScript) London

Java Script Works is looking for a Fullstack Engineer to develop and maintain web applications using React and TypeScript. You will collaborate with cross-functional teams to ensure seamless integration of front-end and back-end functionalities. The role is full-time and based in London, UK. Competitiv ...

Senior Mobile Engineer React Native

Senior Mobile Engineer / Developer (React Native) London / WFH to £100kOpportunity to progress your career in a hands-on Senior Mobile Engineer role at a well established consumer facing financial services company that help people to man ...

Senior Mobile Engineer React Native

Senior Mobile Engineer / Developer (React Native) London / WFH to £100kOpportunity to progress your career in a hands-on Senior Mobile Engineer role at a well established consumer facing financial services company that help people to man ...

Remote Frontend Engineer React & TypeScript

A leading technology provider is seeking a Front End Software Engineer to join their team in Belfast. The role involves working on dynamic web ordering platforms and requires 3+ years of experience. Skills in React, TypeScript, and NextJS are essential. This position is fully remote, providing flexibility to wor ...

Lead Software Engineer, AI/ML & Cloud Tech Lead

Kainos is seeking a Lead Software Engineer based in Budock Water, England. You will lead teams to develop innovative software solutions that significantly impact users worldwide. This role requires deep expertise in Python or C#/.NET, technical leadership, and experience in building AI products. Emphasizing a pe ...

Lead Software Engineer, AI/ML & Cloud Tech Lead

Kainos is seeking a Lead Software Engineer based in Birmingham. In this role, you will lead teams and drive the development of modern software applications, particularly in AI and ML. You will manage and mentor junior team members, guiding them through technical ownership and architecture planning. Strong experi ...

Lead Software Engineer – Hybrid, Cross Functional Tech Lead

A technology infrastructure company is seeking a Lead Software Engineer to lead a cross-functional team in developing innovative software solutions. You will collaborate with the Head of Digital Products to drive the product strategy while ensuring high-quality code development. This role requires a strong backg ...

Junior Software Engineer

This range is provided by Addition+. 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 Addition+ We are currently working on behalf of our trusted client who are looking for a J ...

ML/AI Software Engineer

Job DescriptionML/AI Software EngineerA brilliant opportunity for a Machine Learning-focused Software Engineer with experience in AI, Audio, and Computer Vision to join an incredibly exciting start-up in London, which is currently in stealth mode developing pi ...

ML/AI Software Engineer

ML/AI Software EngineerA brilliant opportunity for a Machine Learning-focused Software Engineer with experience in AI, Audio, and Computer Vision to join an incredibly exciting start-up in London, which is currently in stealth mode developing pioneering technology in the ...

ML/AI Software Engineer

Job DescriptionML/AI Software EngineerA brilliant opportunity for a Machine Learning-focused Software Engineer with experience in AI, Audio, and Computer Vision to join an incredibly exciting start-up in London, which is currently in stealth mode developing pi ...

Senior Typescript Engineer

Senior Software Engineer - TypeScript / AWS / Kubernetes The Opportunity We're partnering with a global technology company building high-scale, cloud-native products used by millions of customers every day. They are seeking an experienced Senior Software Engineer to join ...

Cloud AppSec Engineer — AWS, API & SAST/DAST/RASP

Security Engineer (AppSec) Belfast, UnitedKingdom Posted about 1 year ago This is a job posted by our partner Jooble Tech stack Python JavaScript Cloud Node.js Amazon AWS TypeScript Security API Below is a snippet of the job description. To read the full text ...

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 ...

React Developer (Contract) — Design & Transformation

React Developer (IT) United Kingdom Posted 9 months ago Tech stack Learning React Responsibilities Technical Troubleshooting Continuous Learning Software Design Strategic Thinking Change and Tr ...

Principal Java Engineer Retail

Requirements Proven experience as a Principal Java Engineer in backend-heavy environments in teams having multiple levels of engineering ,Strong experience in Java 17+, ideally with experience in using Spring Boot or Micronaut. Kotlin experience is a bonus. If the applicant does not ...

Senior Engineer AWS/Java

Overview Senior Engineer - AWS/Java | Xpertise Recruitment What You'll Be Doing Designing and building serverless features and microservices in AWS Solving complex engineering challenges with a strategic mindset Leading code reviews and promoting best practic ...

Senior Java Engineer (Contract)

We are recruiting for a Senior Java Engineer for a contract role to start ASAP. On-site: 2 dpw in Bradford Key skills: strong experience in Java and comfortable with TDD (test-driven development). Must be happy to work INSIDEIR35 Who We Are: ...

Senior Java/Kotlin Engineer

Senior Java/Kotlin Engineers — FinTech | London Hybrid A growing fintech company is hiring experienced Java/Kotlin engineers to help build scalable, high-performance financial platforms. Role Design and build backend services in Java and Kotlin Work on distribute ...

Senior Java Engineer Backend

Senior Java Engineer - Backend We’ve signed up to an ambitious journey. Join us! As Arrive, we guide customers and communities towards brighter futures and more livable cities, it isn’t a challenge just anyone could take on. Luckily, we have something to help us make it happen. Ou ...

Mid Level Java Engineer

Job Description Yate (Bristol) - Hybrid - Two office days per week Full-Time, permanent We’re looking for a skilled and motivated Java Software Engineer to design, build, and scale innovative software solutions using modern technologies. If you’re passionate about clean code, ...

Senior Java Engineer Backend

Senior Backend Engineer – Mission As a Senior Backend Engineer, you will design, build, ship, and operate microservices that power our core products. Your focus will be on creating systems that are stable, secure, and scalable, while continuously improving quality and reliability across our backe ...

Principal Backend Engineer (Java)

Principal Backend Engineer - Java Location: London (Hybrid) | Type: Permanent The Role Capco is growing our Engineering team - and we're looking for experienced Principal Backend Engineers with strong Java skills and a passion for delivering innovati ...

Senior Digital Engineer (Java)

About the RoleA Senior Digital Engineer at Love2shop, you will play a key role in designing, building, and maintaining digital products that power our customer experiences across web and mobile. You'll work at the intersection of engineering excellence, customer centric design, and help ...

Java Engineer: IG Prime

Java Engineer – IG Prime We’re IG Group, a FTSE100 FinTech company that builds mobile, web and desktop platforms for institutional trading. Our products enable clients to trade stocks, shares, leveraged products, futures, options and crypto, and millions of traders rely on our infrastructure. ...

Mid Java/Clojure Engineer

About the Role:Grade Level (for internal use): 09The Team: OTC Derivatives Data provides consistent and reliable curve and volatility data for over-the-counter derivatives in support of trading, research, valuation and independent price verification. As a Java/Clojure Engineer, you'll work closely ...

Principal Engineer (AWS & Java)

Role Description We are seeking a Principal Engineer to act as the most senior hands‑on technical expert for our leading Risk Screening platform. This role partners closely with architecture, service, product, and engineering teams to ensure that agreed designs are implemented to the highest techn ...

Mid Java/Clojure Engineer

About the Role Grade Level (for internal use): 09 The Team OTC Derivatives Data provides consistent and reliable curve and volatility data for over-the-counter derivatives in support of trading, research, valuation and independent price verification. As a Java/Clojure Engineer, ...

Senior Backend Engineer Java

Power the platforms behind modern finance. Shape cloud‑native solutions with Java at their core. The Role We’re seeking a Senior Backend Engineer (Java) to join our Technology & Engineering team. You’ll bring expertise in building robust, scalable, cloud‑native applications using ...

Principal Java Engineer Retail

At Mindera, we craft software with people we love. We’re looking for a Principal Java Engineer with strong Retail experience who can join our crew! 6‑month contract outside IR35. You will be required to work in Paddington 3 days a week. What does the role involve? Lead techn ...

Senior Java/Python Engineer

Role: Senior Java / Python Engineer Client: Financial Systems Location: London (Hybrid) Compensation: Up To £130,000 P/A + Comps The role A high-performing global team is looking for an experienced Java / Python Engineer to help buil ...

Senior Java Engineer – Telford

Senior Java Engineer – Telford Reference Code: -en_GB Contract Type: Permanent Professional Communities: Software Engineering About the job you’re considering Capgemini are recruiting highly skilled Senior Engineers to join their dynamic team, delivering solutio ...

Senior Digital Engineer (Java)

About the RoleA Senior Digital Engineer at Love2shop, you will play a key role in designing, building, and maintaining digital products that power our customer experiences across web and mobile. You'll work at the intersection of engineering excellence, customer centric design, and help ...

Junior Java Springboot Engineer

United States Digital Space LLC in Burgess Hill is seeking a Jr Developer to join their team. In this hybrid role, you'll work on developing secure, scalable enterprise applications using Java Springboot and Core Java. You'll collaborate with cross-functional teams, ensuring high code quality and performance. ...

Senior Backend Engineer Java

Power the platforms behind modern finance. Shape cloud-native solutions with Java at their core. The Role We’re seeking a Senior Backend Engineer (Java) to join our Technology & Engineering team. You’ll bring expertise in building robust, scalable, cloud‑native applications using Java, ...

Senior Java Backend Engineer

As a Senior Java Backend Engineer at Spica, you will help shape the services, integrations, and platform foundations behindGemEx, our workplace experience platform used to connect people, buildings, data, and workplace technology. This is a senior engineering role with real influence: you will design resil ...

Senior Backend Engineer Java

Power the platforms behind modern finance. Shape cloud-native solutions with Java at their core. The Role We’re seeking a Senior Backend Engineer (Java) to join our Technology & Engineering team. You’ll bring expertise in building robust, scalable, cloud-native applications using ...

Senior Java Backend Engineer

£65,000–£90,000 | Hybrid Working | Enterprise SaaS | Modern Java | Cloud-Native Platform We’re working with an established software company that develops enterprise SaaS products used by organisations to manage connected workplaces, operational data and smart building technology. As the platf ...

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    Lead Software Engineer Full Stack Java React Jobs in United Kingdom Job Search Guide, Trends and Insights