1,010,684+ 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, GenAI & LLM Platform Engineer

JPMorgan Chase & Co. is seeking an Applied AI ML Lead to design and deliver production-grade AI/ML solutions for the LLM Suite platform. This role requires hands-on engineering, architecture ownership, and collaboration with engineering teams to implement secure and high-quality software. Ideal candidates should ...

Lead Protection & Control Substation Engineer

Joining ArupArup’s purpose, shared values and collaborative approach have set us apart for 80 years, guiding how we shape a better world. Arup undertakes transmission and distribution design projects across the globe. In the UK we deliver concept through to detail design for a wide range of cl ...

Lead Electrical Engineer (Authorised Person)

Lead Electrical Engineer (Authorised Person) Sub Division: Defence Location: Watford Contract Type: Permanent Hours: Full Time - 40 hours - Monday to Friday Creating and maintaining great places to live and work delivered by excellent peopl ...

Lead Data Engineer Audience Measurement

Lead Data Engineer - Audience MeasurementMake your mark at IpsosIpsos is recruiting a Lead Data Engineer to help drive the technical evolution of our Audience Measurement data platforms. Joining a wider group of engineering leaders, you will act as a technical anchor for your t ...

Lead Civil and Structural Engineer

Lead Civil & Structural EngineerContract | Outside IR35 | Hybrid (Manchester - 3 Days per Week) | SC Clearance RequiredOur client is a leading UK engineering and infrastructure organisation delivering major programmes across the nuclear sector. With a strong track record supporting s ...

SAP Lead Automation Test Engineer

About the job you're consideringWe work closely with clients and partners to take full advantage of the opportunities of technology. We mobilize expert teams that create custom solutions from existing and emerging technology to deliver viable outcomes at speed. We call this 'Value ...

Site Reliability Engineer Senior Lead

Job Description:The Systems Reliability Engineering (SRE) Senior Lead is a pivotal leader within our organizatio ...

On Lead Streaming Platform Engineer

Job Details We are seeking a highly skilled and motivated Streaming Platform Engineer to join the Data Streaming Platform team. This is a unique hybrid role that comb ...

Lead Protection & Control Substation Engineer

Joining ArupArup’s purpose, shared values and collaborative approach have set us apart for 80 years, guiding how we shape a better world. Arup undertakes transmission and distribution design projects across the globe. In the UK we deliver concept through to detail design for a wide range of cl ...

Lead Protection & Control Substation Engineer

Joining ArupArup’s purpose, shared values and collaborative approach have set us apart for 80 years, guiding how we shape a better world. Arup undertakes transmission and distribution design projects across the globe. In the UK we deliver concept through to detail design for a wide range of cl ...

Drainage & Infrastructure Lead Civil Engineer

AECOM is seeking an experienced Civil Engineer in Basingstoke to lead and deliver development projects. This role involves providing technical and project management expertise while collaborating with a variety of specialists. Key responsibilities include managing civil engineering designs, undertaking project m ...

On Lead D365 Engineer (Finance)

Job Details In the dynamic landscape of On, the tech thrives much like a spirited runner : always moving, always improving. We are building technology that continues to supercharge the growth of On, helping to ignite the human spirit through movement. As an integral part of our D365 F&O t ...

Lead Systems Engineer Defence & MBSE

A leading aerospace and defense company is seeking a Lead/Principal Systems Engineer to work in Wickford. The role entails supporting Systems Engineering project activities and influencing development of engineering artefacts. Ideal candidates should possess strong leadership, stakeholder management skills, and ...

Lead Forward Deployed Engineer (UK)

At Dynamo AI, we help enterprises deploy AI systems that are reliable, secure, observable, scalable and production-ready. As organizations accelerate adoption of Generative AI, they face growing challenges around reliability, governance, latency, safety, compliance, and operational control. Dynamo ...

Senior Fire Engineer & Technical Lead

SYSTRA UK & Ireland is seeking a Principal Fire Engineer/Technical Lead to oversee complex design projects in fire engineering. Responsibilities include delivering high-quality fire engineering services, maintaining strong client relationships, and ensuring compliance with fire safety standards. Candidates shoul ...

Lead Building Envelope Design Engineer

Sisk is seeking a Senior Design Engineer to join their Engineering Services team. This role involves leading the development of detailed engineering designs and providing technical oversight on multi-disciplinary construction projects. You will collaborate closely with project teams to ensure high-quality tec ...

Lead Mechanical Systems Structural Engineer

Job Description Summary GE Vernova’s Power Conversion business provides electrification systems that are critical to customers’ power and energy needs for their high-performance applications. We work with some of the world’s major energy, maritime and industrial organizations, helping to enable a ...

Principal / Lead Systems Engineer Naval

Job Description:Your impactAre you a Systems Engineer who loves contributing to the UKs Defence Industry and making impactful change? We are looking for a Principal or Lead Systems Engineer to provide technical support within the Cyber and Electro Magnetic Activities (CEMA) and Int ...

Lead Ride & Show Controls Engineer

NBCUniversal in Bedford, England is seeking a technical manager for their attractions. This role involves overseeing ride and show systems, ensuring compliance with safety standards, and managing vendor contracts. Candidates should have a Bachelor's degree in a relevant technical field and prior vendor manage ...

Lead Maintenance Engineer FMCG Automation

Pioneer Selection is seeking an experienced Engineering Team Leader for a modern FMCG manufacturing site in Shropshire. In this role, you will oversee an engineering team responsible for both electrical and mechanical maintenance, ensuring maximum uptime and efficiency in a high-tech environment. Ideal ...

Lead Clinical Applications Operations Engineer

North West Ambulance Service NHS Trust in Manchester is seeking a key member for their Digital team to support clinical applications. You will work closely with clinical and technical teams to enhance patient care standards across the Trust, ensuring safety and reliability. The ideal candidate will hav ...

Lead Engineer Collections and Treasury

👋 About UsNALA is building Payments for the Next Billion. Faster, smarter, and fairer transfers for everyone. Since 2022, we've grown our business 120x, grown the team from 9 to 150+, <a href= rel=nofollow noreferrer ...

Principal Engineer: Infrastructure Delivery Lead

Laing O'Rourke is seeking a Principal Engineer for the Letchmore Heath Substation project, located in Watford. The role requires significant experience in infrastructure projects and the ability to lead technical teams. Candidates should possess a degree in Civil Engineering and over 10 years of releva ...

Manufacturing Engineer Improvement Lead Submarines

Description Job Title: Manufacturing Engineer - Improvement Lead - SubmarinesWorking Pattern: DaysWorking location: DerbyAn exciting opportunity for a Manufacturing Engineer - Improvement Lead role has arisen within the New Build & Components Busi ...

Lead Splunk Engineer Observability & Automation

VIQU IT seeks a Lead Splunk Engineer in London, requiring 2/3 days on-site weekly. This role involves leading the design and implementation of monitoring standards within the Observability Team, acting as a technical authority to ensure best practices are adhered. Candidates should possess a strong background ...

Lead Protection & Control Substation Engineer

Joining Arup Arup’s purpose, shared values and collaborative approach have set us apart for 80 years, guiding how we shape a better world. Arup undertakes transmission and distribution design projects across the globe. In the UK we deliver concept through to detail design for a wide range of client ...

Lead Project Engineer – Shipbuilding & Offshore

Navantia Group is looking for a Project Engineer to take the technical lead on high-impact engineering projects in Belfast. This role is vital in guiding projects from concept to completion, influencing investment decisions, and ensuring operational efficiency. Candidate should possess a relevant engin ...

Lead Quality Engineer Aerospace Manufacturing

Independent Forgings and Alloys Ltd. is seeking a Lead Quality Engineer at their Sheffield facility. The role involves taking ownership of quality engineering activities across the aerospace manufacturing operations, focusing on continuous improvements, compliance, and problem-solving. The ideal candid ...

Lead Electrical Engineer, Building Services

Hoare Lea is seeking a Principal Electrical Engineer to join their Leeds office. This role involves leading the design delivery on complex building services projects, managing internal teams, and ensuring timely and high-quality outputs. The ideal candidate will have electrical/building services design ...

Lead Process Engineer, Clean Water

Stantec Consulting International Ltd. is seeking a Senior Principal Process Engineer based in either Southampton or Brighton. This role involves technical leadership for high-stakes clean water projects, including design and optimization of treatment plants. The ideal candidate is a Chartered process engineer wi ...

Lead AV Installation Engineer (CEDIA)

Lead AV Installation Engineer - This is a new role where you will be working for the pre-eminent AV systems integrator in London who specialize in the high-end bespoke residential AV market. The company offers some of the best training available in the country when it comes to AV systems, through both in-hous ...

Lead Rail Station Electrical Engineer

A leading engineering consultancy in Birmingham is seeking an experienced electrical design engineer to develop and deliver designs for smaller station rail projects. Candidates should have experience in electrical systems, 230/400V power distribution, and electrical building services. The role offers a hybrid w ...

QHSE Engineer – Electronics Manufacturing Lead

Kingdom People is looking for a QHSE Engineer to oversee quality, health, safety, and environmental initiatives in Andover, Hampshire. This full-time position involves managing safety standards in a fast-growing electronics manufacturing company. The ideal candidate will have experience in QHSE process ...

Lead Structural Engineer & Mentor – Consultancy

Mattinson Partnership is seeking a Senior Structural Engineer / Consultant based in Birmingham. This role offers the chance to lead high-quality structural engineering projects while mentoring junior engineers and engaging with clients. You'll be responsible for delivering practical and efficient solutions, m ...

SAP Lead Automation Test Engineer

About the job you're considering We work closely with clients and partners to take full advantage of the opportunities of technology. We mobilize expert teams that create custom solutions from existing and emerging technology to deliver viable outcomes at speed. We call this 'Value in the making.' ...

Principal / Lead Systems Engineer Naval

Job Description: Your impact Are you a Systems Engineer who loves contributing to the UKs Defence Industry and making impactful change? We are looking for a Principal or Lead Systems Engineer to provide technical support within the Cyber and Electro Magnetic Activities (CEMA) and Integr ...

SAP Lead Automation Test Engineer

# SAP Lead Automation Test Engineer Apply now## **About the job you're considering**We work closely with clients and partners to take full advantage of the opportunities of technology. We mobilize expert teams that create custom solutions from existing and emerging technology to deliver viable outcomes at speed. ...

Lead EW Engineer – Defence Systems

CBS Butler is seeking an experienced Electronic Warfare Engineer to join a dynamic engineering team in Greater London. The role involves leading the design and development of advanced Electronic Warfare systems, working closely with defence customers, and providing technical leadership across various engineer ...

Refrigeration Engineer — Lead Projects & Progression

Talent Twist Recruitment is seeking a professional Engineer based in Greater London to join a well-established refrigeration and AC contractor. The role involves managing various projects and enhancing leadership skills while working within a small, talented team. Successful candidates will enjoy a com ...

Lead Shift Engineer (Electrical Bias)

Lead Shift Engineer (Electrical Bias) Location: Near Blackfriars, London Salary: £58,000 per annum Shift Pattern: 4 On / 4 Off (Days & Nights Rotation) - 12-hour shifts (07:00-19:00 / 19:00-07:00) Position: Single-person shift role W ...

Lead EW Engineer – Defence Systems

CBS Butler is seeking an experienced Electronic Warfare Engineer to join a dynamic engineering team in Greater London. The role involves leading the design and development of advanced Electronic Warfare systems, working closely with defence customers, and providing technical leadership across various engineer ...

Tech Lead Solutions Engineer, EUI

We believe the services and community we've built can not only transform how people are inspired on the platform, but also transform how businesses from different industries, big or small, capture growth opportunities in this new era. TikTok is building out our Solutions Engineering team to help our extern ...

Lead Overhead Transmission Line Engineer

WSP in the UK & Ireland is seeking a Senior Engineer to oversee design engineers working on Overhead Transmission Line projects. The successful candidate will provide technical evaluations, manage project proposals, and ensure compliance with industry standards. The ideal applicant will possess a bache ...

Maritime Safety & Environmental Lead Engineer

Navantia Group is seeking a Principal Safety & Environmental Engineer based in Bristol. This role involves leading safety and environmental engineering across complex naval and government ship design programmes. You will work closely with multidisciplinary teams to manage risks and ensure compliance. T ...

Senior Bridge Engineer & Team Lead

SYSTRA Brasil is looking for an experienced engineering lead in Birmingham to manage engineers and designers effectively. You will oversee project delivery, ensuring compliance with client commitments and maintaining quality standards in design. With a focus on fostering a collaborative work environmen ...

Lead Commissioning Engineer – Nuclear Submarines

Nuclearinst is looking for a Principal Commissioning Engineer in Plymouth, England. This role involves ensuring safe testing and commissioning of nuclear submarine systems, leading projects, and managing plant operations according to safety regulations. The ideal candidate will have substantial experie ...

Surveillance Tech Lead | Principal Engineer

Job Search Place Limited is looking for a Principal Engineer to lead the Surveillance Technology team, driving technical leadership and innovation in market abuse monitoring. The successful candidate will oversee complex systems design and mentor emerging talent while fostering engineering best practices. </p ...

Lead Splunk Engineer – Observability & Automation

The role at VIQU IT Recruitment is for a technical authority to lead and design monitoring standards in an Observability Team, based onsite in Bishopsgate. You will build and manage advanced Splunk solutions while mentoring team members. Candidates should have extensive skills in Splunk, including conf ...

Lead Multi Skilled Assembly Engineer

Thrive Trowbridge are delighted to be working with our client near Chippenham who are actively looking to recruit a Lead Multi-Skilled Assembly Engineer on a permanent basis. What you will be doing: Assembly of a range of products ensuring they are built to high standards of ...

SAP Lead Automation Test Engineer

Overview We work closely with clients and partners to take full advantage of the opportunities of technology. We mobilize expert teams that create custom solutions from existing and emerging technology to deliver viable outcomes at speed. Hybrid working The places that you work ...

🚀 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