51,912+ Software Javascript Developer Jobs in UK — Top Companies Hiring July 2026

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Lead Software Engineer SDET

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. Join us to shape the future of technology and quality assurance. You’ll have the opportunity to work with cutting‑edge tools and frameworks, collaborating with a passionate team that val ...

Senior Engineer (Software Assurance)

Around the world, SYSTRA’s specialists plan, design, integrate, test, commission, project manage and deliver mass transit and mobility solutions that are relied on by more than 50 million people every day. For more than 60 years, the Group has been committed to helping cities and regions contribute ...

Director of Software Engineering

Spire is making a fundamental shift in how it operates its constellation. We are moving from a model where trained operators watch dashboards and upscale to experts, to one where the system is fully autonomous, self-healing, and data intelligent. This Director will lead that transformation. You will set th ...

Software Engineer, Sustaining Engineering

Software Engineer, Sustaining Engineering Join to apply for the Software Engineer, Sustaining Engineering role at Canonical Software Engineer, Sustaining Engineering Join to apply for the Software Engineer, Sustaining Engineering r ...

Head of Software Engineering

Express Recruitment are proud to be supporting one of Nottingham’s longest established software companies. Due to a recent company merger and exciting customer growth on a global scale, our client is seeking the addition of a Head of Software Engineering to manage a multi‑disciplined team of Software Engin ...

Director of Software Engineering

MHR Nottinghamshire, England, United Kingdom Director of Software Engineering At MHR, our employees are central to our success and play a key role in helping customers achieve sustainable high performance. With a team of over 900 professionals, we work to make things flow smoothly, whethe ...

Head of Software Engineering

QA slows the world down. Flaky tests kill trust, stall releases, and bleed engineering velocity. Duku AI is ending that era. We’re building autonomous agents that think like engineers: they run every critical user journey, catch failures before users do, and self-heal as the codebase evolves. ...

Lead Software Engineer London

We’re Capital on Tap Capital on Tap was founded with the mission to help small business owners and make their lives easier. Today, we provide an all-in-one business credit card & spend management platform that helps business owners save time and money. Capital on Tap proudly serves over ...

Head of Software Engineering

Overview Location: Brighton Hybrid (3 days a week) Reports to: CPTO About Boundless Boundless is a member organisation with over 100 years of heritage, supporting people who work in the public sector. Today, Boundless combines digital subscriptio ...

Software Engineer Reinforcement Learning

Overview Software Engineer - Reinforcement Learning We’re building autonomous agents that think like engineers: they run every critical user journey, catch failures before users do, and self-heal as the codebase evolves. Real AI teammates, not test scripts that break on impact. We’re ventur ...

Principal Software Architect UK

Join to apply for the Software Architect - UK role at UVeye At UVeye, we are redefining vehicle safety and reliability on a global scale. Founded in 2016, we have pioneered the world’s first fully automated suite of vehicle inspection systems. Our advanced AI-driven technology repres ...

Software Engineer React Native

What You'll Do Design and implement high-quality, reusable, and scalable features in React Native for both SDK and Mobile Application layers. Help facilitate the complete lifecycle of the mobile application, applying React Native for both iOS and Android platforms. Devel ...

Software Engineer III React

Job Overview Out of the successful launch of Chase in 2021, we’re a new team with a new mission. We’re creating products that solve real world problems and put customers at the center in an environment that nurtures skills and helps you realize your potential. Our team is key to our success, and ...

Software Engineer Apollo Platform

A World-Changing Company Palantir builds the world’s leading software for data‑driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, an ...

eFX Software Engineer (Java)

eFX Software Engineer (Ultra‑Low Latency Java) Hybrid / Remote - London Up to £160,000 + Bonus + Benefits We're supporting a major financial services organisation hiring an eFX Software Engineer to build and optimise ultra‑low‑latency trading systems used across gl ...

Lead Software Engineer React

Overview Out of the successful launch of Chase in 2021, we're a new team, with a new mission. We're creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We ...

Consulting/Principal Software Engineer

Consulting/Principal Software Engineer About the team: The SciVal Development Team is a cross-functional group comprising Frontend, Backend, and Quality Engineers who work closely together. The team collaborates closely with UX and Product to design, build, and deliver high-quality feat ...

Senior Embedded Software Engineer

We're working with an engineering-led technology business developing complex sensor-based products used in highly regulated environments across healthcare, security and critical infrastructure. This is a hands-on senior engineering role where you'll work across firmware development, embedded archit ...

Software Development Qualifications Advisor

A leading qualifications development organization is looking for Development Consultants to support qualifications in the Software Development Technician industry. This role offers the opportunity to work alongside your current job and contribute to diverse aspects of qualification development. Responsibilities ...

Senior Software Development Engineer

Role overview Senior Software Development Engineer is a key contributor within Indra’s UTM Product team, responsible for the design, development, and delivery of high-quality software components within GuardianUTM and related systems. GuardianUTM is continuing to evolve as a platform, focusing on ...

Senior Java Software Engineer

We are looking for a skilled Java Developer with hands‑on experience in building scalable enterprise applications using Java, Spring Boot, and Microservices architecture. The ideal candidate should have exposure to real-time data processing using Apache Flink, cloud‑native development on AWS, and data engi ...

Senior Software Engineer, Java

Become part of a team working on some of the most rewarding, large-scale creative projects to be found in any entertainment medium - all within an inclusive, highly-motivated environment where you can learn and collaborate with some of the most talented people in the industry. Rockstar is on the loo ...

Senior Software Development Engineer

WHAT YOU DO AT AMD CHANGES EVERYTHING At AMD, our mission is to build great products that accelerate next-generation computing experiences—from AI and data centers, to PCs, gaming and embedded systems. Grounded in a culture of innovation and collaboration, we believe real progress comes from bold ...

Full Stack Software Engineer

About Us What if we could use the efficiency gains in science and technology to understand and even control our stress response? What if we can learn how to regulate our stress proactively to address our health before we reach a state of illness? Walking on Earth is transforming the way ...

Lead Software Security Engineer

Lead Software Security Engineer Salary: Up to £150,000 + Benefits Location: London (Hybrid – 3 days per week in the office) We are currently looking for a Lead Software Security Engineer to join a fast-growing, innovative technology business operating at the forefr ...

Staff Software Engineer BPL

A fantastic opportunity to join us as we create a standalone Payments Acquiring business embracing a fintech culture from our new London offices alongside our Brookfield partners. As a Staff Software Engineer , you’ll play a key role in improving how we build, deploy and run software. You’ll ...

Software Engineer (Market Data)

hackajob is collaborating with TradingHub to connect them with exceptional professionals for this role. Compensation: Competitive (Financial Services) About TradingHub Founded in 2010, TradingHub delivers uniquely intelligent trade surveillance software to ...

Senior Software Infrastructure Engineer

Job Summary Join our dynamic Software Infrastructure team and take a pivotal role in scaling and managing our infrastructure. You will develop essential tools and services that empower our broader software team. Your contributions will enhance the build, test, deployment, and productisation proces ...

Software Infrastructure Kubernetes Engineer

About Graphcore Graphcoreis one of the world’s leading innovators in Artificial Intelligence compute. It is developing hardware, software and systems infrastructure that will unlock the next generation of AI breakthroughs and power the widespread adoption of AI solutions across ev ...

Senior Software Engineer (Cloud)

ZeroRISC ZeroRISC is redefining silicon security and supply chain integrity by empowering device owners and operators in crucial sectors like silicon production, IoT, and critical infrastructure with full device ownership, control, and visibility. Led by the founders of the OpenTitan secure ...

Software Engineer — Graphics & Platform

Who we are, what we do Sensat is a geospatial AI business that powers advanced and highly functional digital twins for the world’s most critical infrastructure projects. We partner with the world’s largest construction, engineering and critical infrastructure companies, including National ...

Senior Software Infrastructure Engineer

Job Summary Join our dynamic Software Infrastructure team and take a pivotal role in scaling and managing our infrastructure. You will develop essential tools and services that empower our broader software team. Your contributions will enhance the build, test, deployment, and productisation proces ...

Lead Software Security Engineer

Lead SoftwareSecurity Engineer Salary: Up to £150,000 + Benefits Location: London (Hybrid – 3 days per week in the office) We are currently looking for a Lead SoftwareSecurity Engineer to join a fast-growing, innovative technology business operating at the forefron ...

Senior Software Engineer Tetragon

This role is for a Tetragon software engineer focused on developing the Tetragon agent, enablement for various embedded platforms and cloud environments, and creating BPF programs that detect and prevent malicious activity. Responsibilities Design and implement advanced eBPF-based ru ...

Delivery Manager Payments Software

About Airwallex Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 200,000 businesses worldwide – including Brex, Rippling, Navan, Qantas, SHEIN and many more – ...

Software Engineer, RL Data

About the role This is a senior, foundational role on a new team: you’ll make architecture decisions that the rest of the team builds on and help shape what we build first. The work is hands‑on and varied. Some weeks you’ll be deep in pipeline or infrastructure engineering; others you’ll be tunin ...

Staff Software Engineer BPL

Join us as an experienced Staff Software Engineer in our London‑based Payments Acquiring business, where you will lead technical delivery and help shape development standards. Purpose of the role Design, develop, and improve software across the platform using industry‑standard languages, ...

Software Engineer, Salesforce (Integrations)

Back to all jobs Software Engineer, Salesforce (Integrations) Platform Engineering London, UK About Dialpad Dialpad is the AI‑native business communications platform. We unify calling, messaging, meetings, and contact center on a single platform—powered by AI that unders ...

Software Engineer Performance Tooling

Job Overview This is a technical role for an emerging software engineer who enjoys solving hard problems, testing assumptions, breaking systems in creative ways, and using frontier AI development practices to move faster. You will be joining the Observe and Accelerate team, responsible fo ...

Software Engineer, Data (QIS)

Job Title: Software Engineer, Data (Quantitative Investment Sciences) The Role Our client, a global hedge fund, is seeking an exceptionally talented and experienced individual to join its elite investment team. As part of a revenue‑generating team, you’ll have a direct impact on P ...

Principal Software Engineer (Hybrid)

Principal Engineer Location: Waterloo, London, England, UK | Hybrid (1 day per week in office) About Us At 8th Light, we bring life to the best ideas. Founded in 2006 and headquartered in Chicago, we are a technology solutions provider that partners with organizations to solve m ...

Staff Software Engineer Continuity

Summary As part of the M&S Software Engineering team, you’ll be joining a well‑loved historic brand, working on solutions that serve millions of loyal customers and thousands of colleagues! With ethical values that run right through the company’s core and technology leaders that truly understand ...

Software Engineer in Test

A fantastic opportunity for a Software Engineer in Test to join a world‑class technology company developing advanced AI‑driven software solutions. Working within an exceptional engineering environment, you will play a key role in ensuring the quality, reliability and performance of highly sophisticated sof ...

Software Development Manager Defence

Software Development Manager – Defence (PR/ ) Newcastle upon Tyne, England Salary: GBP90000 - GBP per annum + bonus + benefits Software Development Manager / Engineering Lead (Defence Consultancy) Newcastle onsite to £140k Join a fast-growing technology consultancy expanding into ...

Senior Java Software Engineer

As a preferred supplier to one of our biggest clients, I am seeking a Senior Java Engineer for our retail client in London area . 36- 40 hours 2 - 3 year project The project and responsibilities: To lead the design and development of highly scalable, resilie ...

Software Engineer Observability Instrumentation

We tackle the most complex problems in quantitative finance, by bringing scientific clarity to financial complexity. From our London HQ, we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolv ...

Software Engineering Technical Leader

Webex Real-time Media Engineering Group Cisco's Webex Real-time Media Engineering Group is redefining the future of collaboration. We're building a world where people connect effortlessly to enjoy modern, uncompromised collaboration across every room, desk, pocket, and application. Our te ...

Principal Software Engineer (Athena)

About the Role Chainguard secures the open source supply chain, the infrastructure underneath the majority of software running in production today. This team is building Athena, the system that makes that possible at enterprise scale. Athena is the nerve center of our mission: we own the clearing ...

Software Engineer Ref. 3751

This role will primarily be based in Central London, with some occasional wider UK travel. Salary: £63,823, with an opportunity to qualify for additional allowances and a skills-related payment under the Government Digital and Data Profession Capability (GDDPC) Framework - formerly known as DDaT. < ...

Lead Specialist Software Development

## Lead Specialist - Software DevelopmentApplylocations: Derby, UKtime type: Full timeposted on: Posted Yesterdayjob requisition id: JR **Location:** Flexible (Warrington, Derby or Manchester with hybrid working)**Our Mission:**At Rolls-Royce SMR, we are pioneering a new era of clean, affordable nuclear ...

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    Software Javascript Developer Jobs in United Kingdom Job Search Guide, Trends and Insights