124,534+ Software Javascript Developer Jobs in UK — Top Companies Hiring July 2026

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Lead Software Developer

Location Edinburgh. In this position, you’ll be based in the Edinburgh office for a minimum of three days a week, with the flexibility to work from home for some of your working week. Find out more about our flexible work culture at computershare.com/flex . Job Description ...

Senior Software Developer

About Echobox We are a fast-growing, research-driven company building an artificial intelligence that helps online publishers overcome the challenges they face every day. Using novel AI, we are revolutionising the publishing industry and have a track record of building things that others have rule ...

Junior Software Developer

An exciting opportunity to start a career with a diverse and fast-growing team, developing your skills on a variety of innovative projects. Responsibilities You will help create and test software within a skilled team that likes getting things done. You will learn a range of current and new te ...

Senior Software Developer

As a Senior Software Engineer (Backend), you will play a key role in designing and building scalable, cloud-based services using Java and Spring Boot. You’ll work closely with your manager, architecture team and teammates to deliver high-quality backend systems that power critical business functionality. < ...

Software Quant Developer

A leading quantitative trading firm is looking for a Research Software Developer to join one of their research teams focused on automated electronic trading strategies. The role is centred around researching and developing predictive signals and trading models, continuously iterating and improving s ...

Senior Software Developer

2 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. IntaPeople: STEM Recruitment provided pay range This range is provided by IntaPeople: STEM Recruitment. Your actual pay will be based on your skills and experience — talk wit ...

Golang Software Developer

My client is looking for a Senior Software Developer with backend experience including Golang and Java. This role you will be joining a growing Consultancy who work with Central Government departments on a range of projects. Due to the environment this role requires current SC security clearance ...

Graduate Software Developer

At Scott Logic, we have a reputation for world‑class software engineering. We’re a consultancy trusted to solve complex, business‑critical problems for some of the world’s leading organisations. Our teams are small, collaborative, and hands‑on, and our graduates contribute real value early – supported by e ...

Software Solutions Developer

At Vodafone, we’re not just shaping the future of connectivity for our customers – we’re shaping the future for everyone who joins our team. When you work with us, you’re part of a global mission to connect people, solve complex challenges, and create a sustainable and more inclusive world. If you want to ...

Specialist, Software Developer

This is a primary processing purpose. This is a secondary processing purpose. They gather information about your interactions on the site, such as which pages you visit frequently, how long you stay, and the links or buttons you click. They help us record any difficulties you have ...

Senior Software Developer

Date Posted: Country: United Kingdom Location: Rockwell Collins UK Limited, 96-99, Queens Road, Brighton, BN1 3XF Position Role Type: Unspecified The Collins Aerospace, Information Management Solutions, Airports team provides complex technical solu ...

Graduate Software Developer

Overview Do you want a £60,000 starting salary AND the opportunity to make a difference? We’re looking for bright and geeky graduates to join our Software Developer team. No experience is required, and many of our successful applicants have never programmed before. If you think logically and enjoy ...

Software Developer FinTech

Overview This range is provided by Client Server. 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 Client Server Software Developer / Engineer — Newcastle onsite N ...

Senior Software Developer

Senior Software Engineer / Full Stack / .NET / C# / Angular Exciting opportunity to share your knowledge and experience with more junior team members. You will have a pivotal role in the direction of key projects as well the opportunity to influence the technology direction of the company. <stro ...

Senior Software Developer

Senior Software Developer at Once For All Once For All is a high-growth, cloud-based SaaS subscription business helping customers manage supply chain governance, risk, and compliance. We serve 250k+ customers across the UK in 20+ sectors, including construction, transport, retail, h ...

Senior Software Developer

Get AI-powered advice on this job and more exclusive features. An Amazing Career Opportunity for a Senior Software Developer !! Location: Cardiff UK Job ID: 32973 The Operations Solutions team delivers software solutions used th ...

Senior Software Developer

4 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Advanced Secure Technologies provided pay range This range is provided by Advanced Secure Technologies. Your actual pay will be based on your skills and experience — talk wit ...

Senior Software Developer

Senior Software Developer Department: Cyber Services and Capabilities Employment Type: Full Time Location: GBR Manchester Hardman Boulevard Description This role is a Full Stack JavaScript Developer is responsible for designing, building, ...

Software Developer Biology

Helical is building the in-silico labs for biology. Drug discovery still relies on wet labs: slow, expensive, and constrained by physical trial-and-error. Helical is changing that. We build the application layer that makes Bio Foundation Models usable in real-world drug discovery, enabling ...

Senior Software Developer

2 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. If you're interested in progressing your career in developing innovative tools and being part of a hands-on, collaborative, project-based approach to solving data challenges, then we'd love ...

Software Developer Trainee

Overview We have a pool of companies who are looking to employ someone for the role of Software Developer Trainee. The candidate does NOT need to have any prior experience since all the necessary training will be provided. The Training All training is included and is fun ...

Senior Software Developer

Excellent opportunity for a Senior Software Developer to play a key role in architecting, developing, and enhancing our clients in-house trading and research systems. This is an opportunity to work on greenfield projects, influence architectural decisions, and directly impact systems that support real- ...

Backend Software Developer

We’re seeking a driven Backend Software Developer to join the Open Targets team at EMBL-EBI, contributing to the Open Psychiatry Project (OPP). In this role, you’ll build and evolve cutting‑edge informatics tools that support the discovery and prioritisation of drug targets. Working with modern technologie ...

AI Software Developer

WorldQuant develops and deploys systematic financial strategies across a broad range of asset classes and global markets. We seek to produce high-quality predictive signals (alphas) through our proprietary research platform to employ financial strategies focused on market inefficiencies. Our teams work col ...

Lead Software Developer

Strong experience with .NET, C#, ASP.NET and SQL Server Experience designing and building large, scalable software systems Knowledge of Azure and modern cloud-based application architecture Lead C#.Net Software Developer (C#, ASP.NET/.Net Core </S ...

Software Developer (Java)

We are currently inviting applications for this role. Applicants must have the right to work in the UK and the ability to pass BPSS vetting. Software Developer (Java) Mercator Digital is looking for a Software Developer (Java) to be part of our growing consultancy. We’re on a missio ...

Junior Software Developer

An exciting opening with an innovative software company offering full training in software development or programming. This small software company based in Tring, Herts whose clients include many famous brands are looking to expand and to recruit an enthusiastic candidate, who is confident and with exellen ...

Graduate Software Developer

Job Description Netcompany is looking for a Graduate Full Stack Developer to join us on a permanent basis to drive forward our delivery capability and deliver the optimum solutions to our clients. Based in Leeds you’ll be joining a forward-thinking organisation that puts your personal development ...

Senior Software Developer

Working alongside a well established company, we are looking for a Senior Software Developer to start as soon as possible. The Role We are seeking senior developers to play a key role in every phase of the product development cycle. In this role, you will: </p ...

Senior Software Developer

About the Role Reporting to the Software Development Team Lead, the role will focus on developing and maintaining bespoke software solutions using .NET (C#.NET and VB.NET), SQL Server, and supporting technologies. You will work closely with IT Business Analysts to deliver high-quality solutions ...

T24 Software Developer

Required Skills Minimum 5–7 years’ experience in Temenos T24 / Transact, with exposure to recent releases (R21+ preferred, R24+ highly desirable) Proven experience in TAFC to TAFJ migration programmes including: Impact assessment Gap analysis Code con ...

AI Software Developer

AI Foundry Software Developer - Newcastle, full time in office role A firm providing bespoke technology solutions to businesses operating in the banking and financial services industries are seeking an AI Foundry Software Developer to join their rapidly expanding team in Newcastle. This role is par ...

Senior Software Developer

Join It is a fast-growing B2B SaaS company helping organisations manage and grow their memberships. We support thousands of associations, clubs, and communities globally with software that simplifies recurring billing, member engagement, and day-to-day operations. We’re a lean, ambitious team with b ...

Senior Software Developer

Senior Software Developer North Wales Competitive Salary A global technology company based in North Wales designs, develops, and manufactures. We currently have an opportunity for a Senior Software Developer to join our multidisciplinary engineering team and ...

Senior Software Developer

Senior Embedded Software Developer Location: Commutable to Hertfordshire, Cheltenham, and Bristol — mostly on‑site (4 days/week on customer site, 1 day remote where appropriate) Clearance: Must be eligible and willing to undergo DV clearance (British Citizen, UK resi ...

Graduate Software Developer

We’re looking for bright and geeky graduates to join our Software Developer team. No experience is required, and many of our successful applicants have never programmed before. If you think logically and enjoy problem solving, then you have the potential to become a great developer. A career at TPP ...

Lead Software Developer

Salary: £70,000 - 70,000 per year Requirements: 7 years commercial software engineering experience 2 years operating as a Technical Lead Strong full-stack expertise within the Microsoft ecosystem Proven experience with modern Angular (v15) ...

Software Solutions Developer

What you’ll do What does RAN Operations do – RANOPS have a broad scope of managing and supporting the Mobile Network, as well as supporting Technology Operations Service Reporting/Monitoring & Tools Development Portfolio. We turn raw data into useful and informative reporting, tools and automation ...

Lead Software Developer

Salary: £70,000 - 85,000 per year Requirements Extensive experience developing enterprise applications using C# and .NET, ideally .NET 8 and ASP.NET Core Proven experience in a Lead Developer, Technical Lead, Senior Software Engineer, or similar leadership role </l ...

Java Software Developer

Job Description:Java Platform Developer Location: On site in Gloucester or Central London 5 days a week. Due to security vetting requirements candidates must be UK nationals or sole British citizens with no dual nationality and resided in the UK 10 years or over. < ...

Senior Software Developer

DescriptionThis role is a Full Stack JavaScript Developer is responsible for designing, building, and maintaining secure, scalable, and highquality applications that extend and enhance our ITSM platform (ServiceNow). Operating within a cybersecurity‑focused Managed Services ...

Lead Software Developer

Lead Software Developer • Hybrid Working – Manchester based (1 day/week in office) • 12 Months FTC The Company At Amber Labs, we are a cutting‑edge UK te ...

Stress Software Developer

Job Details Job Location Europe - St Ives, CambridgeshireRemote Type Optional Work from HomePosition Type Full Time JOB SUMMARY Silvaco is looking for a software engineer to join our process simulation team in one of the company's offices in Europe. Working at the v ...

Senior Software Developer

We are looking for the right people — people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world’s large ...

Risk Software Developer

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth a ...

Software Developer ZAI

About ZenzeroZenzero is one of the UK's fastest-growing technology companies. Named a Top 8 Technology Company at the British Business Awards 2026, recognised by Deloitte as a Best Managed Company, and featured in the Sunday Times Hundred (an annual ranking of the UK's fastest-growin ...

Senior Software Developer

Join us at Entrust At Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely.Get to K ...

Senior Software Developer

DescriptionThis role is a Full Stack JavaScript Developer is responsible for designing, building, and maintaining secure, scalable, and highquality applications that extend and enhance our ITSM platform (ServiceNow). Operating within a cybersecurity‑focused Managed Services ...

Senior Software Developer

i2 Group, a Harris Computer company, are seeking an experienced Senior Software Developer on a full-time, permanent, remote or hybrid-working basis with frequent travel to customer sites around the Gloucestershire area.You’ll join i2’s Professional Services team, working directly w ...

Senior Software Developer

DescriptionThis role is a Full Stack JavaScript Developer is responsible for designing, building, and maintaining secure, scalable, and highquality applications that extend and enhance our ITSM platform (ServiceNow). Operating within a cybersecurity‑focused Managed Services ...

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