1,937,567+ Lead Software Engineer Full Stack Java React Jobs in UK — Top Companies Hiring July 2026

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React Native Engineering Lead — Hybrid Mobile Apps

A global consultancy is seeking a React Native Engineering Lead to drive the technical delivery and strategy for mobile applications. This role involves leading both iOS and Android development efforts, ensuring architectural alignment, and determining the appropriateness of hybrid approaches. The ideal candidat ...

Lead Front End Engineer

Are you the kind of engineer who doesn't just build frontends, but defines how they should be built at scale ? My client is looking for a Lead Front End Engineer to take ownership of a modern, high-impact web platform, shaping both the technical direction and engineering standards ...

Principal Software Engineer – AI & Cloud (UK Travel)

A leading technology and consulting firm in London seeks a Manager to lead client accounts and engineering initiatives. The position demands proven leadership in managing teams and client relationships, with full-stack engineering skills across technologies such as React, Node.js, and Python. Candidates should a ...

Development Team Lead £700 a day

Python Django Tech Lead / Senior Software Engineer (SC Cleared) Rate: Up to £700 per day Clearance: Active SC Clearance required Start Date: Immediate We are seeking an experienced Python Django Tech Lead / Senior Software Engineer ...

Software Engineer (f/m/d)

Overview Join Contentful as a Full Stack Software Engineer and Innovate with Automations, Workflows, and Collaboration Tools. Become a part of the innovative team at Contentful, where we empower thousands of customers to manage content at scale. We're seeking talented Full S ...

Graduate R&D Software Engineer

Graduate R&D Software EngineerAn exciting opportunity for a Graduate or experienced Software Engineer to join an innovative stealth start-up in Saffron Walden as an R&D Software Engineer, who are tackling some of the world’s most pressing challenges. Joining a co ...

Graduate R&D Software Engineer

Job DescriptionGraduate R&D Software EngineerAn exciting opportunity for a Graduate or experienced Software Engineer to join an innovative stealth start-up in Saffron Walden as an R&D Software Engineer, who are tackling some of the world’s most pressin ...

Graduate R&D Software Engineer

Job DescriptionGraduate R&D Software EngineerAn exciting opportunity for a Graduate or experienced Software Engineer to join an innovative stealth start-up in Saffron Walden as an R&D Software Engineer, who are tackling some of the world’s most pressin ...

Graduate R&D Software Engineer

Graduate R&D Software EngineerAn exciting opportunity for a Graduate or experienced Software Engineer to join an innovative stealth start-up in Saffron Walden as an R&D Software Engineer, who are tackling some of the world’s most pressing challenges. Joining a co ...

Graduate R&D Software Engineer

Job DescriptionGraduate R&D Software EngineerAn exciting opportunity for a Graduate or experienced Software Engineer to join an innovative stealth start-up in Saffron Walden as an R&D Software Engineer, who are tackling some of the world’s most pressin ...

Graduate R&D Software Engineer

Job DescriptionGraduate R&D Software EngineerAn exciting opportunity for a Graduate or experienced Software Engineer to join an innovative stealth start-up in Saffron Walden as an R&D Software Engineer, who are tackling some of the world’s most pressin ...

Associate Vice President

Job Title Modernization Solutions Principal Architect (1 position) Modernization Solutions Architect (3 positions) About Mphasis At Mphasis, Engineering has been in our DNA since inception. Mphasis is a Hi‑Tech, Hi‑Touch, Hi‑Trust company, rooted in a learning and growt ...

Lead Frontend Developer

Lead Frontend Engineer / React / TypeScript / Permanent / HybridVivo Talent is looking to recruit a Lead Frontend Engineer with deep expertise in React and modern frontend architecture. You'll lead a team of engineers while remaining hands-on, shaping the development of high-quality, performant and acces ...

Senior Software Engineer / Principal Software Engineer C++, Python

Senior Software Engineer / Principal Software Engineer- C++, Python - Financial / Banking Candidates will have a minimum 8+ years C++ experience and excellent knowledge of Python -coming from a Financial / Banking background with knowledge of Equities, Futures & Options and Fixed Income and ...

Senior Software Engineer Oxford

The Tripadvisor Group connects people to experiences worth sharing, and aims to be the world’s most trusted source for travel and experiences. We leverage our brands, technology, and capabilities to connect our global audience with partners through rich content, travel guidance, and two-sided marketplaces ...

Senior DevOps Engineer (Cloud Platform & Site Reliability)

Responsibilities Are you passionate about building scalable, secure, and resilient platforms that power global Risk Intelligence products? We’re looking for a Senior DevOps Engineer to help drive innovation, implement modern DevOps practices, and contribute to the evolution of our ...

Tech Lead Enable Ground Crew

Tech Lead - Enable Ground Crew(17038)DescriptionTech Lead – Enable Ground CrewHybrid/LutonWe are easyJet – a FTSE-250 listed, £multi-billion low-cost airline that serves tens of millions of customers every single year. If you’re reading this, you have pr ...

Senior Java Automation Engineer – FX eTrading Backend

Citigroup Inc. in Greater London is seeking a Senior Automation Engineer to oversee backend automation capabilities within the FX eTrading technology stack. This role requires significant experience in test automation and a strong Java coding background. The successful candidate will drive automation strategy ...

Senior Staff Engineer (£140k + 20% bonus)

Great opportunity for a Senior Staff Engineer to join business recently acquired by one of the fastest-growing AI companies in the US. The company is valued at over $5bn and this is a pivotal moment in their journey as they make their first senior tech hire in the UK. You’ll play a key role i ...

Senior Frontend Engineer — Real Time, AI Native UI Stack

Cera, the UK's largest home-care provider, is seeking a Senior Front End Engineer. You will embed in an engineering team, developing user interfaces that clinical operators and carers depend on. This role involves utilizing a modern frontend stack, including React 19 and TypeScript, to enhance care delivery a ...

Staff Design Engineer — Shape Design Systems for Scale

Alumni Ventures is currently seeking a Design Engineer to tackle challenging design problems and enhance our design system. This role involves consulting closely with product engineers and implementing creative UI solutions. The ideal candidate should have at least 2 years of industry experience in des ...

Lead Design Systems Engineer Frontend & UI

A leading financial services firm in Greater London is seeking a Lead Software Engineer. This role involves leading the creation of design systems, improving design governance, and collaborating with cross-functional teams. Candidates should have robust skills in JavaScript, HTML, and CSS, with experience in Rea ...

Senior Front End Lead & Platform Architect (React/TS)

A leading global financial services firm in Greater London is seeking a Senior Lead Software Engineer to enhance their Corporate Technology Market Risk team. The role involves leading the development of a strategic visualization platform and ensuring high-quality solutions in a collaborative Agile environment. T ...

Hybrid Java Engineer: Cloud Native & Scalable

A leading tech company is seeking a skilled Java Software Engineer to design, build, and scale software solutions. This role requires a minimum of 2 years of experience in Java development and involves collaborative work in a hybrid environment, with three days of remote work. Key responsibilities include softwa ...

Simulation Engineer Plant Simulation & Optimization

Dematic in Stockport is looking for a Simulation Engineer to design and develop high-fidelity models of material-handling systems. The successful candidate will work with internal and external teams, focusing on improving existing simulation tools and strategies. Ideal applicants will have experience i ...

Senior Java Lead for Equities Algo Trading

JPMorgan Chase is seeking a Lead Software Engineer to join their Equities Trading Technology Organization in London. The role involves designing and developing algorithmic trading strategies and a state-of-the-art execution platform. Candidates should have strong Java expertise, experience with low latency sy ...

Staff Backend Engineer – Java, Cloud & Tech Strategy

Capital One (Europe) plc is seeking a Staff Software Engineer - Back End in London. In this role, you'll influence the technical direction, lead multiple teams, and mentor engineers. You will work in a hybrid model, collaborating in the office three days a week. Ideal candidates have deep expertise in Java and s ...

Senior Lead Cloud Platform Engineer — Kubernetes & CI/CD

A leading global financial services firm is seeking a Senior Lead Software Engineer within their Accelerator Business Platform Team. In this role, you will set technical direction across squads, develop and review production code, and design scalable platform services emphasizing Kubernetes. The ideal candidate ...

Cloud Data Engineer National Security (Security Cleared)

Sanderson Government & Defence is seeking a Senior Software Engineer specializing in National Security (Data Systems) in Gloucester. You will design scalable data processing solutions and lead the development of cloud-native systems to address critical security challenges. The ideal candidate will have ...

Senior Java/Spring Engineer Agile & Equity

ANDigital, based in Greater London, is seeking a passionate Senior Software Engineer to design and develop innovative customer-facing products. In our Agile environment, you will lead by example while influencing and mentoring your team, ensuring high engineering standards. Ideal candidates should have ...

Staff Identity & Access Engineer Unified Auth Platform

Ripple is seeking a Staff Software Engineer specializing in Authentication & Authorization in London, UK. This role involves shaping identity across cryptocurrency solutions, leveraging AI tooling and Kubernetes for reliability and security. You will lead the design of unified identity experiences and mentor ...

Production Management Senior Engineer Senior Vice President

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build ...

Senior Frontend Payments Engineer

Location London Office Employment Type Full time Location Type On-site Department Engineering Compensation £180K – £220K About Plasma Plasma is building money that just works. Plasma One is o ...

Senior Frontend Engineer, Product

Location London Office Employment Type Full time Location Type On-site Department Engineering Compensation £180K - £220K About Plasma Plasma is building money that just works. Plasma On ...

Senior Java & Spring Boot Engineer AWS Microservices

JPMorgan Chase & Co. is looking for a Software Engineer III in Glasgow, United Kingdom. The ideal candidate will have formal training in Java and extensive experience with Spring Boot and Micro-Services. This full-time position offers competitive compensation. Candidates should be skilled in AWS and demonstrate ...

Senior Product Engineer: End to End, Customer Driven

TravelNest is looking for a proactive full stack developer based in Edinburgh to lead projects from concept to launch. The role involves close collaboration with customers and teams to enhance the product offering while refactoring existing systems. Ideal candidates thrive in uncertainty, possess stron ...

Restabuild Engineer

Job DescriptionAnticipated Contract End Date/Length: November 30, 2026Work Set Up: Hybrid (3 days per week in office)Our client in the Information Technology and Services industry is looking for a Restabuild Engineer to join a DevOps ...

Senior Staff Engineer (Scala/Java) – Hybrid AI Scale up

Morson Human Resources Limited is seeking a Senior Staff Engineer (Scala or Java) in Manchester. This role offers the chance to lead engineering efforts within a dynamic AI technology scale-up. Your responsibilities will include mentoring engineers, defining engineering strategies, and driving software ...

Senior C# Developer .Net AWS Finance

Senior C# Developer / Software Engineer (C# .Net AWS) London to £90k Are you a technologist who enjoys contributing to technical discussions and using the best tool for the job? You could be progressing your career at a global, financial Market Data provider whilst enjoying a range of per ...

GenAI Engineer

Senior Software Engineer, AI Location: London (Hybrid: 2 days in office, 3 days remote) Position Type: Permanent Are you a seasoned software engineer passionate about pushing the boundaries of what's possible with Generative AI? We are a leading global prov ...

GenAI Engineer

Senior Software Engineer, AILocation: London (Hybrid: 2 days in office, 3 days remote) Position Type: PermanentAre you a seasoned software engineer passionate about pushing the boundaries of what's possible with Generative AI?We are a leading global provider of financial informati ...

C# .net Developer Active SC

Role: C# .net Developer - Active SC Employment: Contract - Inside IR35 Location: London, UK - Hybrid 2 days onsite a week NOTE: We are looking for Active SC Clearance Required Skills Have experience of the full software development lifecycle and different sof ...

Senior Software Engineer Identity & Authentication

Project ContractorProject ContractorAbout the RoleIn the European Client Identity team, we are building and operating Vanguard's authenticationand MFA platform used by hundreds of thousands of clients across the UK and Europe.This is a hands-on senior full-stack role focused on designing ...

Senior Software Engineer Identity & Authentication

Project ContractorProject ContractorAbout the RoleIn the European Client Identity team, we are building and operating Vanguard's authenticationand MFA platform used by hundreds of thousands of clients across the UK and Europe.This is a hands-on senior full-stack role focused on designing ...

Senior Application Builder, Ring Application Services

The Ring team is looking for a passionate and talented Senior Application Builder who has experience building world-class Android mobile apps and the ability to design, build, and maintain scalable cloud-based backend systems. You will be responsible for developing mobile applications and cloud services that int ...

Embedded Software Engineer Engineering, Software, Manufacture

We are looking for an Embedded Software Engineer to join our Software Engineering team in Blackbushe. This is an opportunity to work on technically complex, real-world embedded systems where software and hardware combine to solve challenging engineering problems. The Role As an Embedded S ...

Staff Software Engineer, Product Engineering, UK

Hi I’m Abhik, Ashby's Co-Founder and VP of Engineering. We’re looking for an ambitious full-stack engineer who is laser‑focused on solving customer problems and making the right long‑term investments to solve them not only today but in our future features and products. About the Role and How We ...

DevOps Engineer

DevOps Engineer – FinTech – Newcastle(Tech stack: DevOps Engineer, PowerShell, C#, Java, Python, Ansible, Terraform, Docker, Kubernetes, Docker Swarm, ELK, Grafana, CI/CD, TeamCity, SQL Server, Windows, Linux, Programmer, Developer, Architect, DevOps Engineer)Our client is a cutting-edge ...

DevOps Engineer

DevOps Engineer – FinTech – Newcastle(Tech stack: DevOps Engineer, PowerShell, C#, Java, Python, Ansible, Terraform, Docker, Kubernetes, Docker Swarm, ELK, Grafana, CI/CD, TeamCity, SQL Server, Windows, Linux, Programmer, Developer, Architect, DevOps Engineer)Our client is a cutting-edge ...

eDV Cleared Back End Developer

Lead Principal Consultant - National Security & Defence iO Associates are working closely with a leading Defence & National Security supplier in their search for a Data Engineer / Back End Developer to join the growing team on a contract basis. Duration: Initi ...

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