1,955,064+ 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

Software Engineer: Build Scalable Cloud Solutions

Candour, a fast-growing software company in Barrow-in-Furness, is seeking a talented Software Developer to join their collaborative team. This role focuses on designing, building, and maintaining high-quality software solutions using modern technologies, including C# and .NET Core. The successful candi ...

Senior Seat Systems Software Certification Engineer

About the Role We are seeking a Senior Seat Systems Software Certification Engineer based in Bristol, United Kingdom, to support the growing BCA Seats Statement of Work (SOW). The role involves certifying and delivering safe and reliable airborne software components for seat‑related embedded syste ...

Software Engineer (Golang/Python) Hybrid Bath

NCR Corporation is seeking a Software Engineer skilled in Golang and Python to join their Voyix Edge Scrum team in Bath. In this role, you'll engage in the full development lifecycle, from design to deployment, ensuring scalable solutions that meet business needs. The ideal candidate will have a numera ...

Geospatial Software Engineer MOD/Defence Farnborough

The Talent Locker Ltd. is looking for a Geospatial Software Engineer for a contract opportunity within a significant MOD project in Farnborough. This role entails developing geospatial solutions crucial for navigation systems. Ideal candidates will have hands-on experience with geospatial data, particu ...

Java Software Engineer Hybrid/Remote (Edinburgh)

Corero Network Security in Edinburgh is looking for a talented Java Software Engineer to develop DDoS protection solutions. The role involves working within a collaborative team to develop new capabilities and features, ensuring high-quality software delivery. The ideal candidate will be proficient in ...

Software Architect Engineer in Warwick, Warwickshire

Position Title: Software Architect Engineer Duration: Contract Location: Gaydon Duties Perform complex software process definition, requirements analysis, and high‑level design/modelling to convert stakeholder needs into software solutions. Design and speci ...

Backend Software Engineer – Golang/C# (Hybrid)

bet365 Group is seeking a full-time Software Developer in Stoke-on-Trent to work within a talented team to deliver high-quality solutions on Linux and Cloud platforms. You will enhance our flagship Sports systems and tackle challenges in building low-latency, scalable solutions while gaining exposure to Golang. ...

Software Engineer Happiness Delivery & AI Automation

ON.com in Greater London is looking for a Software Engineer to join their Happiness Delivery team. In this role, you will develop services and intelligent solutions aimed at enhancing customer interactions and driving loyalty. You'll utilize modern technologies like NestJs and TypeScript, while collaborating wit ...

Staff Software Engineer, Inference London, UK

Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build benefici ...

Apprentice Software Engineer — Flexible, Varied Projects

The successful candidate can expect action packed and interesting working days. Due to the range of projects and clients there are opportunities to work in a range of frameworks and environments. Course Information Course: Software developer (level 4) Level: 4 ...

Software And Systems Defect Coordination Engineer

Position Title: Software and Systems Defect Coordination Engineer Duration: Contract Location: Gaydon, West Midlands Pay: £33.88 per hour (Inside IR35) Eligibility Requirements Proof of immediate, ongoing, and valid eligibility to work full time in the UK. </ ...

Software Engineer: Internal Tools & AI Insights

Apple Inc. is seeking a Software Engineer in London, England, to enhance operational systems and develop internal tools. You will join a high-impact engineering team focused on building platforms that drive productivity and insights across Apple Service Engineering. The ideal candidate has experience i ...

Senior QA Validation Engineer – Regulated Software

Energy Jobline CVL is looking for a Senior QA Validation Engineer to support the development and delivery of complex software systems in Cambridge. This role involves verification and validation activities, quality assurance responsibilities, and collaboration across engineering teams. The ideal candid ...

Senior Software Engineer IAM Platform & Delivery

A global leader in information and analytics is seeking a Senior Software Engineer to design scalable and high-performance systems. This role involves complex technical challenges and mentoring junior team members within a dynamic IAM squad. The ideal candidate should possess over 4 years of software engineering ...

Senior Software Engineer, Android Backup Server

Senior Software Engineer, Android Backup Server London, UK Qualifications Bachelor’s degree or equivalent practical experience. 5 years of experience with software development in one or more programming languages. 3 years of experience testing, maintain ...

Senior Software Engineer, Commodities Risk & PnL

Balyasny Asset Management is seeking a Senior Software Engineer to join our Commodities technology team. This individual will work closely with portfolio managers, traders, and technology partners to build and support the platforms that power risk, P&L, and trading workflows across the commodities business ...

Senior Software Engineer: Scalable Ecommerce Platform

Metropolis, located in Manchester, is hiring a Senior Software Engineer for its AeroParker development team. In this role, you'll design, build, and maintain systems that enhance the travel experiences for millions. You'll engage in the entire development lifecycle, mentor teammates, and drive technical excel ...

Senior Software Engineer Distributed Risk Engine

Citigroup Inc. is looking for a Senior Engineer to take on the role of Applications Development Technology Lead Analyst for the XiP calculation platform. The position requires extensive knowledge of Java and experience in building and maintaining distributed systems. The successful candidate will de ...

Senior Software Engineer, C/FICCO Data

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Senior Software Engineer: Build Healthcare Platform

Person-Centred-Software in Guildford is seeking an experienced Senior Software Engineer to join their Product Engineering teams. In this role, you'll design, build, and maintain applications using C# and .NET while collaborating closely with Product Managers and QA. The ideal candidate will have strong ...

Senior Embedded Software Engineer Datacenters & Energy

Job Search Place Limited is seeking a Senior Engineer, Embedded Software to join their team in Edinburgh, Scotland. This role involves developing cutting-edge embedded software for Datacenters & Energy products aimed at enhancing power management in the electrical grid. The ideal candidate will have ov ...

Senior Software Engineer Applied AI & Innovation

Kainos is seeking a Senior Software Engineer in Derry/Londonderry to innovate and deliver impactful software solutions within a fast-paced environment. In this role, you'll design and develop software, communicate effectively, and collaborate with diverse teams while also mentoring junior colleagues. The idea ...

Senior Software Engineer – National Security Systems

The National Physical Laboratory in Birmingham is seeking a Senior Software Engineer to lead the design and architecture of systems that support security testing. This hands-on role requires expertise that directly impacts national security by ensuring the delivery of secure software. Ideal candidates ...

Senior Software Engineer (Remote) Transfers Platform

Hargreaves Lansdown is seeking a Senior Software Engineer to join their Transfers Tribe. In this role, you will solve technical problems at scale and work closely with cross-functional teams to ensure stable and compliant solutions. The position is primarily remote with occasional office visits in Bris ...

Remote Lead Software Engineer – Platform & AI

PayPoint plc is seeking a Lead Software Engineer to provide technical leadership within a cross-functional team in Welwyn Garden City. The role involves overseeing all aspects of product development, mentoring team members, and collaborating with architects to ensure scalable design and technical excellence. ...

Graduate Software Engineer Data, Analytics & AI

Smiths Group in Birmingham is seeking a Graduate Software Engineer to support the development and optimisation of enterprise systems, data platforms, and AI capabilities. The role involves applying software engineering principles to tackle real business challenges while working with data, analytics, and autom ...

Lead Software Engineer Java, AI, AWS

Are you passionate about building technology that transforms the way businesses operate? Join us and lead the development of advanced AI and data engineering solutions within a collaborative, agile environment. At JPMorganChase, you'll have the opportunity to shape impactful products, work with cut ...

Staff Software Engineer, Guest & Host Europe

Traveltechessentialist is looking for a Staff Engineer in the United Kingdom to lead the development of major subsystems. You will be responsible for creating product features and ensuring operational efficiency. The ideal candidate will have over 9 years of experience in software development, specializing in ba ...

Software and Systems Defect Coordination Engineer

Position Title Software and Systems Defect Coordination Engineer Duration Contract Location Gaydon, West Midlands Pay £33.88 per hour (Inside IR35) Eligibility Applicants must have proof of immediate, ongoing and valid eligib ...

Principal Software Engineer, Store Payments & Infrastructure

MARKS&SPENCER is seeking a Principal Engineer to lead technical strategy and engineering excellence across teams. This senior role involves designing and maintaining scalable solutions while mentoring key staff. Ideal candidates will have extensive experience in system design and a strong alignment with busin ...

Software Engineer, Decision Systems & AI Tooling

Quantexa in Greater London is seeking a Software Engineer to enhance its Decision Intelligence platform. You will transform complex data into actionable insights, impacting client strategies across industries. Your role will involve full-cycle development with a focus on Scala and functional programmin ...

Lead Software Engineer – Options Algorithmic Trading

JPMorgan Chase & Co. is looking for a Lead Software Engineer to join their Options Algorithmic Trading team. You will design and optimize algorithmic trading engines, working collaboratively to create innovative solutions that enhance trading systems. The ideal candidate will have advanced Java skills, ...

PLC/SCADA Software Engineer Industrial Automation

Vinci is seeking an experienced Control Systems Software Engineer for their automation team in Birmingham. The ideal candidate will design, develop, test, and commission control system software for various platforms while ensuring compliance with safety and quality standards. Responsibilities include d ...

C++ Software Engineer – Latency Trading Systems

Durlston Partners LLP, located in London, is seeking a C++ Software Engineer to join their dynamic engineering team in a proprietary trading environment. This role involves designing high-performance systems and collaborating with researchers and traders to enhance trading infrastructure. The ideal can ...

Senior Software Engineer Billing (VAT & Invoicing)

About Us Perk (formerly TravelPerk) is the intelligent platform for travel and spend management. Built to tackle the time‑consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more. By eliminating t ...

Senior Software Engineer, Product Engineering, UK

Location UK Employment Type Full time Location Type Remote Department Engineering EMEA Engineering Compensation UK - London £112K – £137K • Offers Equity UK £103K – £126K • Offers Equity Please ...

Senior Software Engineer, Game Tools & Pipelines

PlayStation Network is looking for a Senior Software Engineer in London to design and develop high-quality tools for game development. This role will allow you to work on innovative projects and collaborate with studios globally. Candidates should have strong knowledge in languages like C++ or C#, and ...

Senior Software Engineer, Billing & Tax Automation

Are you a Software Engineer who thrives on real ownership? At Perk, we know that we feel most fulfilled when we can own the problem and the solution. This means taking responsibility for the entire lifecycle of a feature, from understanding our customers' pains with our product team, desi ...

Senior Software Engineer Billing (VAT & Invoicing)

Are you a Software Engineer who thrives on real ownership? At Perk, we know that we feel most fulfilled when we can own the problem and the solution. This means taking responsibility for the entire lifecycle of a feature, from understanding our customers' pains with our product team, desi ...

Senior Software Engineer – Event Driven Platform

3761 Barclays - BX - UK is looking for a Senior Software Engineer for their teams in Knutsford or Northampton. The role involves designing, developing, and improving software that enhances business and technology capabilities. The successful candidate will work with cross-functional teams to align platform ca ...

Senior Software Engineer, Flights Platform Impact

Perk is seeking a Senior Software Engineer in Birmingham to take full ownership of the software lifecycle, from understanding customer challenges to deployment. You will work with mission-driven teams on improving core functionalities, contributing to product roadmaps, and mentoring junior engineers. T ...

Software C# Engineer | Mission Critical Communications

Company Overview At Motorola Solutions, we believe that everything starts with our people. We’re a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. We build and connect technologies to help protect people, property and places. Our solutions foster ...

Principal Software Engineer Secure Embedded (Onsite)

Matchtech is seeking a technical lead for a software engineering team in Maidenhead. This fully onsite role focuses on delivering embedded and application software in secure environments, emphasizing high-assurance cryptographic solutions. The ideal candidate has a background in engineering/science wit ...

Principal Software Engineer Store Payments & Infrastructure

Summary The Principal Engineer is the most senior engineer in the company and plays a crucial role in delivering our business goals. They are technical leaders responsible for setting technical direction, driving engineering excellence, and aligning technology with business strategy. This role co ...

Software Engineer II Finance & Ops Automation

Abound, based in Greater London, is seeking a Software Engineer II to develop systems that automate workflows in Finance and Operations. This hands-on role requires building Python services and participating in code reviews while collaborating with both engineers and business stakeholders. Ideal candid ...

Principal Software Engineer Store Payments & Infrastructure

All the details Summary The Principal Engineer is the most senior engineer in the company and plays a crucial role in delivering our business goals. They are technical leaders responsible for setting technical direction, driving engineering excellence, and aligning technology with ...

Principal Software Engineer Store Payments & Infrastructure

Summary The Principal Engineer is the most senior engineer in the company and plays a crucial role in delivering our business goals. They are technical leaders responsible for setting technical direction, driving engineering excellence, and aligning technology with business strategy. This role co ...

Lead Modelling Software Engineer – Python & DevOps

Aurora Energy Research is seeking a Senior Software Engineer based in Oxford to lead a small team in developing Python-based modelling solutions for their Chronos battery storage product. The ideal candidate will have over 5 years of professional experience in Python and be skilled in delivering components us ...

Robotics Software Solutions Engineer (AGVs/CANbus)

Alexander James Recruiting is currently working with a fast growing provider of specialist autonomous robotics software and equipment seeking a dynamic, solutions engineer to act as the company’s primary technical presence on customer sites. With an excellent package on offer this is a great opportunity fo ...

Senior Software Engineer, Scalable Pricing Systems

PowerToFly is seeking a skilled software developer in London to manage key services and enhance customer experiences using technologies like Java and AWS. The ideal candidate will have over 5 years of experience, a Bachelor’s degree in Computer Science, and a proven track record in scalable system design. </p ...

🚀 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

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