1,360,683+ Lead Software Engineer Full Stack Java React Jobs in UK — Top Companies Hiring July 2026

Professional job seekers finding United Kingdom jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Lead Commissioning Engineer

**Job Description Summary**Become part of a winning team and help to deliver the Green Energy transition. As a Lead Commissioning Specialist, you will be technically responsible for the preparation of commissioning specification and execution of the energised testing at site. As a senior me ...

Lead DevOps Engineer

**Job Description Summary**As a Lead DevOps Engineer, you will streamline the software development lifecycle by automating workflows, managing infrastructure, and fostering strong collaboration between development and other teams. You will design, build, and operate scalable, highly available systems, optimi ...

Lead Commissioning Engineer

**Job Description Summary** **Job Description** **Lead Commissioning Engineer** **GE Vernova** is looking for an exceptional **Lead Commissioning Engineer** to join our **Commissioning** team based in the **United Kingdom.** GE Vernova - The Energy to Change the World <br ...

Lead Application Engineer

**Job Description Summary**GE Vernova’s Power Conversion & Storage business provides electrification systems that are critical to our global customers' power and energy needs for their high-performance applications. We work with the world’s major energy, maritime, and industrial organizations, enabling their ...

Lead Project Engineer

**Job Description Summary**Become part of a winning team at our UK Centre of Excellence and a Government strategic facility. GE’s Power Conversion & Storage business, part of GE Vernova, provides electrification systems that are critical to customers’ power and energy needs for their high-performanc ...

Lead Tendering Engineer

**Job Description Summary**GE Vernova, Grid Systems Integration (GSI) are looking for a Lead Tendering (Application) Engineer to work on our High Voltage AC and DC substation opportunities. The candidate will be based in our Stafford, Glasgow or Villeurbanne office. GSI, a GE Renewable Energy busine ...

Lead Stress Engineer

**Job Description Summary**Dowty Propellers, which is a part of the GE Aerospace organization is a world-leading manufacturer of integrated propeller systems. Its products are used in applications that range from regional and military aircraft to marine hovercrafts. Dowty Propellers is looking for an experie ...

Lead Manufacturing Engineer

**Eaton Wimborne** Located in Wimborne, Dorset, Eaton's Aerospace division is a global leader in aerospace fuel systems, renowned for delivering fully integrated solutions for both fixed and rotary-wing aircraft. Our Wimborne facility specialises in cutting-edge air-to-air refuelling systems, a ...

Lead Systems Engineer

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and pro ...

Lead DevOps Engineer

UK CITIZENSHIP REQUIRED FOR THIS POSITION: Yes RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: UK-Highest Level of Government Clearance TRAVEL: Yes, 10% of the Time **Define Possible at Northrop Grumman UK** **What’s your possible?**< ...

Lead Data Engineer

UK CITIZENSHIP REQUIRED FOR THIS POSITION: Yes RELOCATION ASSISTANCE: Relocation assistance may be available TRAVEL: Yes, 10% of the Time **Lead Data Engineer** **Location: Manchester** **Salary: £60,000 - £86,000** **What’s your possible?** At No ...

Lead FPGA Engineer

**Date Posted:** 2026-07-02**Country:** United Kingdom**Location:** Plymouth, Plymouth**Position Role Type:** Unspecified At Collins Aerospace, precision and reliability guide everything we do. Our Bristol and Plymouth sites are centres of excellence for n ...

Lead FPGA Engineer

**Date Posted:** 2026-07-02**Country:** United Kingdom**Location:** Plymouth, Plymouth**Position Role Type:** Unspecified At Collins Aerospace, precision and reliability guide everything we do. Our Bristol and Plymouth sites are centres of excellence for n ...

Engineer Core Banking Engineering Lead SAP Integration and Data Publishing

Overview Engineer - Core Banking - Engineering Lead - SAP Integration and Data Publishing role at Nationwide Building Society. Lead a diverse engineering team focused on the SAP Fioneer Banking ecosystem with API and HANA integration as part of the SAP-based ecosystem transformation. What ...

Data Engineer

We’re looking for a Senior Data Engineer to join a high-performance trading firm operating at the forefront of the digital assets space. This is a hands-on role within a global data engineering team, with the opportunity to shape how data is handled across the business. You'll design and build scalable ...

Senior DevOps Engineer

Role Overview TP ICAP has undertaken an ambitious program of modernization and Engineering maturity over the next three years. The program is global and across all divisions and applications. There is a desire to move towards faster, safer and more automated product delivery at scale. A k ...

Backend Engineer

Backend Engineer (Java / Kotlin / Spring Boot) Must have Java, Kotlin, Spring Boot and startup experience. Unfortunately sponsorship is not available. London Hybrid (1 day per week in the office) We're partnering with a fast-growing, venture-backed SaaS company that is scaling its eng ...

Front Office Trading Engineer

As a Software Engineer in Asset Management Trading Technology, you will help transform trading from an art into a science. You will design, build, and evolve industry-leading platforms that manage orders and execute trades across diverse asset classes. Working closely with Traders, you will engineer solutions ...

Lead Systems Engineer

An exciting opportunity has arisen for an experienced Lead Systems Engineer to take ownership of large-scale, complex engineering projects within a highly regulated aerospace environment. This role is ideal for a technically strong engineer who can lead multidisciplinary teams, manage system-level ...

Senior Frontend Engineer — Lead UI Strategy & Delivery (Hybrid)

A leading UK engineering firm in Bristol is seeking a Senior Frontend Engineer to shape their frontend capabilities. You will take the lead in defining the frontend strategy while actively contributing production code across various projects. The ideal candidate has strong expertise in React and Node.js, alongsi ...

Lead DevOps Engineer

Our Client, a global fintech company that provides quantitative data and analytics to hedge funds and institutional investors, is looking for a Lead DevOps Engineer to oversee their European Technology team. In this role, you will act as a hands-on leader and strategic collaborator, driving the next phase ...

Software Development Team Leader

Role Overview:We are seeking a dynamic and experienced Software Development Team Leader to lead our talented team in delivering top-notch solutions to our clients. As a key player in our organization, you will blend hands-on development with leadership responsibilities, ensuring a collaborative and innovativ ...

GenAI Engineer

Senior AI Full-Stack EngineerLocation: Canary Wharf, LondonWork Mode: Hybrid (2 days/week in office) Ready to build the future of financial intelligence?We are a leading global provider of financial insights and analytics operating in over 30 countries. We are looking for a Senior ...

Senior Product Engineer

Direct message the job poster from Onetrace Job Title: Senior Full-Stack Product Engineer Basis: Full-time, permanent Location: Canary Wharf, London - WeWork (Hybrid Remote) Reporting to: Director of Product Engineering — Great prod ...

Senior Software Engineer Backend in London Bits

Senior Software Engineer - Backend London, United Kingdom Posted about 1 year ago Tech Stack JavaScript GraphQL REST TypeScript Node.js Responsibilities Design and implement clean APIs using REST or ...

Backend Engineer: TypeScript, Node.js & API Design

Backend Software Engineer Frasers Group is a retail company that owns and operates a portfolio of brands across sports, fashion, and lifestyle sectors. Location: Shirebrook, United Kingdom Posted: 10 months ago Job Type: Full Time Visa Sponsorship: Not provided </p ...

DevOps Engineer MetDB team Met Office HEO (IT) in Exeter Government Digital & Data

DevOps Engineer MetDB team – Met Office – HEO (IT) Exeter, United Kingdom Posted 9 months ago This role is posted by our partner Jooble. Tech stack Python Software Engineering Linux DevOps C Qualifica ...

Site Reliability Engineer Graduate Considered in Cambridge RedTech Recruitment

Site Reliability Engineer - Graduate Considered Cambridge, United Kingdom Posted 10 months ago Tech stack JavaScript PostgreSQL Node.js Reliability Elasticsearch web Cloud-Based Architectures Understand ...

Senior Security Engineer, Add ons Operations

Senior Security Engineer, Add-ons Operations at Mozilla Corporation Team: Firefox Locations: Remote Canada, Remote Germany, Remote France, Remote UK Why Mozilla?Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better ov ...

Cloud Engineer

Get AI-powered advice on this job and more exclusive features. XTM Group is dedicated to delivering cutting-edge solutions in the field of translation management. Our mission is to help enterprises reach global markets more efficiently by creating, delivering, and supporting an industry-leading platfor ...

Senior Scala Developer

Netcompany Newcastle Upon Tyne, England, United Kingdom Senior Scala Developer Netcompany Newcastle Upon Tyne, England, United Kingdom 1 day ago Be among the first 25 applicants Company DescriptionAre you ready to join the forefront of technology innovation w ...

.NET Software Engineer New London, England, United Kingdom

By bringing together next-gen technology and the finest live data available, Genius Sports is enabling a new era of sports for fans worldwide, delivering experiences that are more immersive,interactiveand personalized than ever before. Learn more at geniussports.com. The Role You will joi ...

Senior Robotics Engineer — Outdoor Autonomy (ROS 2)

Reply is seeking a Senior Robotics Engineer to develop and integrate systems for outdoor robotics. The role involves strong hands-on experience with ROS 2 along with responsibilities like building the ROS 2 software stack, sensor integration, and advising on data strategies. Ideal candidates will hold a relevant ...

Test Systems Software Engineer in Rochester Matchtech

Test Systems Software Engineer Location: Rochester, UnitedKingdom Posted about 1 year ago Tech Stack Python C Responsibilities Verification and Configuration: Existing programming language knowledge such as LabVIEW, TestSta ...

Senior ML QA Engineer Benchmark & Validate AI Stack

At Graphcore, we’re building the future of AI compute. We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack – from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group, backed by significant ...

Data Reliability Engineer I Hybrid, Cloud Data Stack

CME Group Inc. is seeking a Data Reliability Engineer I in Belfast to ensure critical database systems are reliable and scalable. This entry-level role offers a supportive culture focused on career progression and hands-on exposure to modern data ecosystems including PostgreSQL and BigQuery. Applicants ...

Senior ML Validation Engineer — Benchmark & Debug AI Stack

Graphcore, based in Cambridge, is seeking a machine learning QA engineer to validate its ML stack for trusted AI performance. You will test, benchmark, and validate complex systems, ensuring they perform reliably on innovative infrastructure. This role requires strong expertise in machine learning, Pyt ...

React Developer in London Matchtech

React Developer Location: London, United Kingdom Type: Contract Compensation: £500 - £600 per day Visa sponsorship: Not provided Job Summary React and TypeScript development in a front‑office banking/finance context Front‑office experience ...

Senior Frontend Architect React & TypeScript

Mixam is seeking a Senior Frontend Developer to lead the development of modern, scalable web applications. You'll play a key role in shaping frontend architecture and delivering high-quality user experiences using React, TypeScript, and modern JavaScript. The ideal candidate has strong problem-solving ...

React Developer (Ecommerce, AWS, GraphQL)

React Developer (merce, AWS, GraphQL)Northampton (4 days onsite, Fridays from home)£40000 - £45000 + BenefitsNo visa sponsorship availableYour newpany I’m working with a well-established, globally operating business that is investing heavily in its digital capability ...

FX Developer React C# Fullstack

DescriptionKey Responsibilities· Deliver high‑quality features and enhancements across UI, services, and pricing components· Work closely with the Team Lead, Traders, Quants, and other developers to clarify requirements· Break down ambiguous or high‑level Jira tickets into a ...

FX Developer React C# Fullstack

DescriptionKey Responsibilities· Deliver high‑quality features and enhancements across UI, services, and pricing components· Work closely with the Team Lead, Traders, Quants, and other developers to clarify requirements· Break down ambiguous or high‑level Jira tickets into actiona ...

Software Development Manager

Software Development Manager – Leeds(Tech stack: Software Development Management, Agile, Scrum, Kanban, SaaS Delivery, SDLC, Leadership, Stakeholder Engagement, Continuous Improvement, Cloud Platforms, B2B, B2C, Programme Management, Innovation, C#, .NET Core, .NET 8, SQL, Microservices, Jav ...

Software Development Manager

Software Development Manager – Leeds(Tech stack: Software Development Management, Agile, Scrum, Kanban, SaaS Delivery, SDLC, Leadership, Stakeholder Engagement, Continuous Improvement, Cloud Platforms, B2B, B2C, Programme Management, Innovation, C#, .NET Core, .NET 8, SQL, Microservices, Jav ...

Director of Software Engineering

Job Description As the Director of Software Engineering at JPMorgan Chase within the Corporate Technology function, you will lead a technical area and promote impact across teams, technologies, and projects within various departments. You will leverage your extensive expertise in software, applic ...

Senior Compute Platform Engineer

About the Role We are a full‑stack shop consisting of product and portfolio leadership, data engineering, infrastructure and DevOps, data/metadata / knowledge platforms, and AI/ML and analysis platforms, all geared toward: Building a next‑generation, metadata‑and‑automation‑driven data ex ...

Data Platform Engineer in Reading Peregrine

Skills and Experience Proficiency in Java and SQL is essential, and experience with C# and Scala is a plus. Familiarity with ETL tools, big data platforms, and data warehousing solutions (e.g., Snowflake, Redshift, BigQuery) is required. This should include a deep understanding of core NiFi ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

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