2,134,120+ Full Stack Software Engineer Javascript React Elixir Jobs in UK — Top Companies Hiring June 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

Process Engineer Continuous Improvement

Continuous Improvement Process Engineer - Security Cleared Hampshire - Onsite Up to 400 per day Inside IR35 A Security Cleared Continuous Improvement Process Engineer is required for a UK-based technology organisation delivering advanced engineering, cyber, and data-driven solutions to government and commercial ...

CCTV Drainage Engineer

Location: Livingston Employment type: Full Time, Permanent Working Hours: Monday to Friday, with overtime opportunities available What’s In It For You… 28 days annual leave Option to buy up to 5 additional holidays Group Pe ...

Drainage Jetting Engineer

Job DescriptionDrainage OperativeBrize NortonPermanent - Full TimeOnsite - with up to 4 nights awayJoin our team as a Drainage Jetting Engineer and keep things flowing!More about the role:Operating independently, or ...

Embedded Audio Engineer

Position: Embedded Audio Engineer; Department: Research and Development; Reporting to: Software Team Lead; Location: Northampton, UK. The Company Blackstar Amplification launched from Northampton, England in 2007 and has an award‑winning R&D team of engineers. Driven by a passion for desi ...

Quantitative Developer (Fixed Income/Credit) Hedge Fund

Quantitative Developer (Fixed Income/Credit) - Hedge Fund - London - £120k to £140k Location: London Durlston Partners is working with an elite-level Hedge Fund that is looking for a Quantitative Developer (Fixed Income/Credit) to join their team. Experience Level <b ...

Senior Analyst, Real Estate Credit Investments

# Senior Analyst, Real Estate Credit InvestmentsCaravelAnalystPrivate CreditFull-timeLocationLondon, United KingdomDate PostedJune 4, 2026Stay ahead of the marketGet instant notifications when new job openings matching Private Credit / Analyst jobs in London, United Kingdom are published.## About This RoleA le ...

Quantitative Developer (Fixed Income/Credit) Hedge Fund

Quantitative Developer (Fixed Income/Credit) - Hedge Fund - London - £120k to £140k Location: London Durlston Partners is working with an elite-level Hedge Fund that is looking for a Quantitative Developer (Fixed Income/Credit) to join their team. Experience Level <b ...

Principal RF Engineer

Principal RF Engineer You will own the mathematical and physical foundations of one of the few operational commercial space-based RF geolocation systems in active customer use today. The core problem: estimating the position of RF emitters using time difference of arrival (TDOA), frequency differ ...

Senior Mechanical Product Engineer

Senior Mechanical Product Engineer Tewkesbury Permanent ✈️ Aerospace The Role – Senior Mechanical Product Engineer We have an excellent opportunity for an analytical Senior Mechanical Engineering pr ...

Senior Mechanical Product Engineer

Senior Mechanical Product Engineer Tewkesbury Permanent ✈️ Aerospace The Role – Senior Mechanical Product Engineer We have an excellent opportunity for an analytical Senior Mechanical Engineering pr ...

Engineering Director

Join Proton and build a better internet where privacy is the defaultAt Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy. Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing free and open-sou ...

Technical Consultant Cloud Operations

About The Opportunity Job Type: Permanent Application Deadline: 30 June 2026 Title: Technical Consultant- Cloud Operations Department: Enterprise Engineering Location: Kingswood, UK Reports To: Associate Director – Cloud Ops Level: 5 As Fidelity Int ...

Lead Python/Django Developer

Salary: £? - ? per year Requirements We must have recently worked on a project within Central Government. We must have worked in a lead role. We must have strong Python and Django experience. We must have proven system design capability end to e ...

IT Purchasing Assistant

Overview My client is a very forward thinking and progressive organisation who are seeking an experienced IT Purchasing Assistant, Buyer to join their team.Part of national group, you will be responsible for purchasing all equipment for clients including servers, laptops, software licences etc </p ...

C++ Engineer High Frequency Trading

A proprietary trading firm is seeking an experienced C++ engineer to contribute to a high-performance trading team. This role is focused on designing and optimizing latency‑critical systems that operate in competitive financial markets. Responsibilities Architect, develop, a ...

Lead Engineer (Cloud)

Summer-Browning Associates is currently supporting a consultancy, who is seeking an Lead Engineer for an initial twelve-month assignment with the option to extend. Location: Hybrid working - London (x3 days per week) About the role: You will act as the technical lead for one or more delivery teams, helping shape ...

CMM Service Engineer

Due to continued company growth, we are looking to recruit an experienced Service Engineer to join an industry leading client in the field of high-precision metrology solutions. This is a full time permanent role offering a fantastic chance to progress your career in a reputable and innovative business. </ ...

AI Engineer Global Strategy Consultant

Overview Job Role: AI Engineer - Strategy Consultant Location: London Career Level: 9 Consultant Accenture is a leading global professional services company, providing a broad range of services in strategy and consulting, interactive, technology and operations, with digital ca ...

Civil Engineer

Civil Engineer This consultancy is built on collaboration, practicality, and sustainability, aiming to deliver the most efficient and innovative solutions. Our values of communication, integrity, tenacity, reliability, empathy, and family shape everything we do. Operating mainly in the residential and ...

Technical Product Manager Digital Platforms

Role Profile We have an exciting opportunity for a Technical Product Manager to join our dynamic Digital team within the London Stock Exchange Group. You will be joining Corporate Engineering – a team charged with building, releasing and continuously improving LSEG’s Tier 1 corporate webs ...

Product Owner Digital

Role profile We have an exciting opportunity for a Technical Product Owner to join our dynamic Digital team within the London Stock Exchange Group. You will be joining Corporate Engineering – a team charged with building, releasing and continuously improving LSEG’s Tier1 corporate websites, turning design ...

Technical Specialist

Role OverviewThe Technical Specialist will be required to perform custom development tasks and provide support for the technical implementation tools of InterSystems healthcare applications and related products.The Technical Specialist will be responsible for site specific software development ...

Research And Development Engineer

This range is provided by BMR Solutions Ltd. 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 BMR Solutions Ltd Britain's Strongest Recruitment Consultant @ BMR Solutions Ltd ...

Bioinformatics Data Engineer (RNA Resources)

About the Team Rfam and RNAcentral are key resources for RNA biology, serving tens of thousands of users every year and widely cited in the scientific literature. We are recruiting a Bioinformatics Data Engineer to develop and maintain both the Rfam and RNAcentr ...

Linux Engineering Lead

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 significa ...

Machine Learning Engineer

Location London Address London, England Employment Type Full time Location Type Hybrid Department Machine Learning Our Mission At Carbon Re We’re on a mission to cut gigatonnes of carbon emissions from the w ...

Machine Learning Engineer

Location London Address London, England Employment Type Full time Location Type Hybrid Department Machine Learning Our Mission At Carbon Re We’re on a mission to cut gigatonnes of carbon emissions from the w ...

Senior AI Engineer, Edinburgh

Multiverse is the upskilling platform for AI and Tech adoption. We have partnered with 1,500+ companies to deliver a new kind of learning that's transforming today’s workforce. Our upskilling apprenticeships are designed for people of any age and career stage to build critical AI, data, and ...

Principal, Associate or Associate Director High Voltage Electrical Engineer (Building Services)

Job Summary WSP seeks an Electrical Engineer in a leadership capacity within the Mechanical, Electrical and Public Health (MEP) discipline, providing design and technical advice across a range of projects. Responsibilities Meeting the requirements of a Electrical Engineer ...

Senior Frontend Engineer

Overview The Opportunity: Join Attest at a pivotal moment as we transform how the world’s leading brands discover and act on consumer insights through Compass, our AI-native conversational interface revolutionizing market research. Attest powers insights for brands like Netflix, Unilever, Nestle, ...

CTO / Chief Photonics Officer (Stealth Photonic Bio sensing Venture)

What we do We are an early-stage deep-tech photonic bio-sensing company combining silicon photonics, micro-fluidics, and applied AI to bring high-end optical instrumentation out of the central lab and onto a low-cost disposable chip plus a compact reader. The first product is a point-of-care diag ...

Senior Product Development Engineer

Senior Product Development Engineer Job Description Are you a pragmatic SaaS engineer who thrives on building data pipelines that turn raw data into insights that prevent real-world infrastructure failures? Then join us in our mission to pioneer smarter solutions for moving and transforming wat ...

Senior Ultra‑Low Latency Trading Systems Engineer Remote

Staff Low‑Latency Trading Systems Engineer (HFT) Location: Remote (UK / Europe) Package: Highly competitive & fully negotiable (top‑end candidates will be very well rewarded) A cutting‑edge trading technology environment is seeking a Staff Low‑Latency Trading Systems Engineer to d ...

Senior Azure DevOps Engineer

Senior Azure DevOps Engineer Central London (1/2 days per week in the office) Up to 95,000 + Benefits We're partnering with one of London's most exciting and rapidly growing fintech organisations as they continue to invest heavily in their cloud and platform engineering capabi ...

Staff Low Latency Trading Systems Engineer

Staff Low‑Latency Trading Systems Engineer (HFT) Location: Remote (UK / Europe) Package: Highly competitive & fully negotiable (top‑end candidates will be very well rewarded) A cutting‑edge trading technology environment is seeking a Staff Low‑Latency Trading Systems Engineer to d ...

Senior Electronics Design Engineer in Cambridge, Cambridgeshire

NEW SENIOR ELECTRONICS DESIGN ENGINEER BASED IN CAMBRIDGE. Our client is a leading designer and manufacturer of advanced RF and microwave solutions, supplying innovative products to the telecommunications, space, defence, and aerospace sectors. Due to continued growth, they are seeking an Electroni ...

Junior Electronics Engineer Technical Support / Sales

Junior Electronics Engineer (Technical Support / Sales) £30,000-£32,000 + Performance Bonus + 30 Days holiday + Progression + Specialist Training + Flexible working Barnsley, West Yorkshire (Commutable from: Leeds, Rochdale, Huddersfield, Sheffield, Bradford, Wakefield, D ...

Senior Electronics Design Engineer in Cambridge, Cambridgeshire

NEW SENIOR ELECTRONICS DESIGN ENGINEER BASED IN CAMBRIDGE. Our client is a leading designer and manufacturer of advanced RF and microwave solutions, supplying innovative products to the telecommunications, space, defence, and aerospace sectors. Due to continued growth, they are seeking an Electroni ...

Technical Project Manager Application Security (UK Nationals Only)

About CENSUS CENSUS is an internationally acclaimed Cybersecurity services provider. We support the needs of multiple industries, providing IT and OT security services to public and private organizations around the world, ranging from financial institutions and critical infrastructure to automotive a ...

Forward Deployed AI Engineer, Internship, United Kingdom BCG X

Who We Are Boston Consulting Group partners with leaders in business and society to tackle their most important challenges and capture their greatest opportunities. BCG was the pioneer in business strategy when it was founded in 1963. Today, we help clients with total transformation-inspiring com ...

FPGA & DSP Engineer (Quantum RF)

About the Company Infleqtion is a global quantum technology company solving the world's most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enab ...

Lead Systems Engineer

Job Description: Are you an experienced Systems Engineer who loves contributing to the international Defence Industry and making impactful change? We are recruiting for a Lead Systems Engineer to drive LEUK technical delivery of a complex, in‑service Communications Systems, working on real engineering prob ...

IT Technician

Job Title: IT Technician Location: Sharston, M22 4SN Salary: Up to £30,000 depending on experience Job type: Full time, Permanent About Us Established in 2000, Express Solicitors is an award‑winning, no win no fee law firm specialisi ...

C++ Engineer

Get AI-powered advice on this job and more exclusive features. Director | Women in Technology | Helping Build IT Technical Teams Contract length: 6 months, start ASAP, annual salary pro-rata Location - remote with travel to Reading area office on day ...

Power System Studies Engineers

Job Type: Contract Work period: Monday - Friday (Friday working from home) Duration: 6 months renewable contract Location: Surrey, United Kingdom Elevate Your Career with Airswift. Join our dynamic team as a Power System Engineer and play a crucial role in shaping the future ...

Senior Backend Engineer

London (Occasional Travel required every 4 -6 weeks) Salary: Up to £95,000 An established, global technology business within the hospitality-tech industry is seeking a talented Backend Software Engineer to help build and scale cutting-edge digital solutions. This is a chance ...

Controls Engineer

I am recruiting for a controls engineer based in the Slough area. Main purpose of job: Development of new PLC control system designs and maintaining current software up to date using electrical schematics and Control Philosophy/FDS. Testing of electrical/electronic and control systems, pr ...

Senior iOS Engineer

Skills: iOS, Swift, Hardware integration, Software Architecture My client is a robotics start-up from one of the top universities who are building a new product to guide vision impaired people. They are looking for a Senior iOS Engineer to join them on a permanent basis. Based on breakthrou ...

Senior Staff Engineer Architecture & Tech Leadership

A popular wine company in the UK is seeking a Senior Staff Engineer to lead architectural and technical strategy across teams. This hybrid position in Norwich or London requires over 10 years of software engineering experience, strong leadership abilities, and a focus on improving performance and reliability. Th ...

Graduate Optical Engineer: Design Next Gen AI Optics

Oriole Networks in Paignton is seeking an Optical Engineer to design, build, and test optical systems for high-precision instruments. The role involves collaborating with mechanical, electronic, and software engineers, along with utilizing cutting-edge technologies for optimal performance. Key qualifications inc ...

🚀 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

    Buffering Video...

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