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

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Senior Software Developer Reading

Salary: £60,000 - 70,000 per year Requirements We are looking for someone with strong knowledge of .NET development and modern coding practices. You should be skilled in C#, Python, .NET 8.0+, and Entity Framework. Experience with SQL Server, T‑SQL, and stored procedures is ...

Software Developer Prime Services

Role Summary As a Full‑stack Software Engineer specializing in both front‑end and back‑end development, experienced in React or C# .NET, you will be a key member of our Prime Services Software Development team. You will contribute to the creation and enhancement of secure, responsive web applicat ...

Software Developer Placement Programme

Salary: £65,000 - 65,000 per year Requirements We require no prior experience in software development to join this programme. We are looking for candidates who want to start a career in software development and are willing to train online at their own pace. < ...

Full Stack Software Developer

Position Title: Full Stack Software Developer Reports To: Software Development Manager Status: Permanent, Full Time Applicants must be based in the UK and already have the right to work in this country. At Fishbone Solutions, we are a growing ...

Senior Netsuite Software Developer

Senior NetSuite Software Engineer We are looking for an experienced Senior NetSuite Software Engineer to join our Enterprise Systems team based in Cambridge, UK with remote or hybrid options considered. Reporting to the ERP Solutions Architect, you will take ownership of the full developm ...

Software Engineer Developer Productivity

Software Engineer - Developer Productivity Location: London, United Kingdom About The Role 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 ...

Senior Software Developer (Golang)

Technology departments often have several stereotypes: Have you tried turning it off and on again? Working out of a windowless basement Wanting to use every new tool, framework, or cloud service that hits the market While those all can be true, the last one usual ...

Quantitative Developer/Software Engineer

Role Overview We are seeking a Senior Python Software Engineer/Quantitative Developer to take a leading role in the design, development, and evolution of the client’s core analytics and trading platforms. The role is explicitly Python‑centric, with a strong focus on software architecture, code qua ...

Python Software Developer Labman.One

Position: Python Software Developer – Labman.One Location: Labman HQ, Stokesley, North Yorkshire Salary: £40,000 - £55,000 (depending on experience) Employment Type: Full-time, Permanent This role is fully office based in Stokesley, North York ...

Software Developer T&T

Working within the trading and tools team, you will develop a diverse range of applications, including desktop solutions, such as WPF & WinForms, backend services such as, .NET & Golang, and SQL Server stored procedures. Your contribution will be vital in delivering real-time data through our innov ...

Software Developer (Backend SaaS)

About Canonical Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our c ...

Senior Software Developer (Go)

Join the Future of Technology with ZILO™ At ZILO™, we're redefining what's possible in technology. ZILO™ is the UK-based FinTech specialising in global asset and wealth management software, designed to scale and transform businesses of all types using our own developed AI Technology. Our mi ...

Software Developer Backend (SFIA4)

Zaizi is looking for a Senior Software Developer with solid technology skills, but who is also passionate about improving outcomes and the user experience. You’ll be reliable in your own deliverables but also curious about and offer innovative ideas to others in a mutli-disciplinary team.Our work cultu ...

Software Developer Finance Technology

As a Senior Developer specialising in C# .NET, you will be a pivotal member of our Software Development team, driving an AI‑first approach to the creation and enhancement of secure, responsive web‑based finance platforms. These platforms will modernise and extend core PeopleSoft finance capabilities, deliv ...

Full Stack Software Developer

Join to apply for the Full Stack Software Developer role at TieTalent 1 day ago Be among the first 25 applicants Join to apply for the Full Stack Software Developer role at TieTalent Get AI-powered advice on this job ...

Golang (Polyglot) Software Developer

About Us Food waste is a $1 trillion problem – costing the world more than 1% of global GDP. We're dead set on solving this problem and looking for people to help us achieve our mission. At Winnow, we believe that food is far too valuable to waste, and that technology can transform the way we pro ...

Senior React Software Developer

Job Description Our client is a fast-growing technology company delivering innovative, enterprise-grade solutions. They are looking for a Senior Full Stack Engineer to join their dynamic engineering team and work on production-critical applications with impact. Role Overview You wi ...

Software Developer, Cyber Security

Overview S-RM is looking to recruit a skilled Software Developer to contribute to the development and enhancement of platforms and tools that underpin our managed cyber security service delivery. These platforms are central to how we deliver value to our clients, and your role will be crucial in t ...

Full Stack Software Developer

Job summary Join our Technology Team as a Full-Stack Software Developer, where you’ll design, build, and maintain secure, end-to-end solutions supporting critical business and clinical systems. You’ll work across the full stack—developing responsive web applications, robust back-end services, and ...

Software Developer Energy Operations

London, GB Full-Time Information Technology Role Summary As a software developer, you will become part of the Operations Technology team, supporting systems that facilitate operational processing across a range of asset classes, including Exchange‑Traded Derivatives (ETD), OTC Energy, and ...

Software Developer Energy Operations

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 and depth of coverag ...

Software Developer in Test

Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices. Salary Negotiable, DoE, plus company benefits. About Us Triad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 years’ experience primarily serving the U ...

Java & .NET Software Developer

MCL InsureTech Ltd is seeking a Software Developer to join their team in Coleraine, United Kingdom. This full-time role requires a minimum of 2 years of programming experience, with expertise in Java, SQL, and ASP.NET. Candidates should have a solid understanding of the software development life cycle and be pro ...

Software Developer (GoLang, PHP)

Due to continued growth and success, Chargehive are on the lookout for an experienced Software Developer to expand their Fintech team, based at our offices based on the outskirts of Fareham. The roles primary focus will be developing new features and applications in Golang while ma ...

Software Developer (Virtual Auctions)

Overview Join to apply for the Software Developer (Virtual Auctions) role at Cox Automotive Europe . Are you ready to build software that powers the future of automotive auctions across Europe? At Cox Automotive Europe , we’re transforming the way vehicles are bought a ...

Senior 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 ...

Software Developer (AutoCAD / C++)

We are looking for a skilled and motivated Software Developer to join our growing team at CADS, where you will help us create innovative 3D software solutions for the construction industry, built on AutoCAD. Experience with AutoCAD is required and ideally you will have a background in developing Au ...

Senior Software Developer (Go)

Join the Future of Technology with ZILO™ At ZILO™, we're redefining what’s possible in technology.ZILO™ is the UK-based FinTech specialising in global asset and wealth management software,designed to scale and transform businesses of all types using our own developed AI Technology. Our mission is ...

Full Stack Software Developer

Full Stack Software Engineer, £50-85k, 3 days per week in London - Ground-breaking Fitness tech! About Us MAGIC AI is an elegant in‑home health coach that utilises computer vision, connected weights, and 3D cameras to provide personalised training sessions led by world‑renowned athletes ...

Senior Software Developer (Python)

Join to apply for the Senior Software Developer (Python) role at Olive Jar Digital FTC or Permanent, UK-wide, Remote About the Role Olive Jar Digital is seeking a Senior Software Developer to help build, refine, and enhance high‑fidelity AI prototypes and supportin ...

C#.Net Software Developer

C# SQL Azure Software Developer (C#/.NET) Location: Crewe or Chester (2 days per week onsite) This is a chance to join a growing software team developing systems that sit at the heart of complex, real-world operations. T ...

Software Developer – Commissioning Team

At Assystem, our mission is to accelerate the energy transition worldwide. Our 8,000 Switchers blend historical engineering expertise with cutting‑edge digital technologies to drive this change. Join us in revolutionizing the energy sector and making a significant global impact. Why Join the Communi ...

Software Developer Backend (SFIA5)

Zaizi is looking for a Senior Software Developer with solid technology skills, but who is also passionate about improving outcomes and the user experience. You’ll be reliable in your own deliverables but also curious about and offer innovative ideas to others in a mutli-disciplinary team. Our work ...

Protocol Analyst/ Software Developer

Protocol Analyst / Software Developer Location: Romsey Rate: Excellent day rate IR35: Inside IR35 Clearance: Active transferable UK*C DV clearance required The Opportunity This is the kind of role that tends to appeal to en ...

Software Developer Java Experience

Job Description This is an exciting opportunity within technology consultancy, offering fast‑track career development and hands‑on coding across the entire software development life cycle. Your role will involve supporting and driving the team to success, contributing to design, development, and ...

Open Source Software Developer

Build real solutions with open technologies We’re hiring an Open Source Software Developer to deliver scalable, secure applications across cloud, on‑prem, and distributed environments . This is a hands‑on engineering role working across the full lifecycle — so ...

Summer Internship – Software Developer

The summer internship is for university students who are in their penultimate year. Working alongside our Software Developers you’ll get the opportunity to work on exciting new projects, developing cutting-edge software. Our interns typically join us for 8 to 12 weeks but we are flexible on duration and st ...

Lead .Net Software Developer

Senior .Net Developer | Full Stack Engineer - Build the Future of Data Lineage & AI London (Hybrid) | High -I mpact SaaS Engineering Role C#, ASP.Net Core, TypeScript, React, Computer Science Company Size: Approx. 60 ...

Senior Embedded Software Developer

Location: Commutable to Herfordshire, 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 residency last 10 years). Are you a proven embedded sof ...

Junior Software Developer C++

Start Your Career as a Junior Software Developer with mthree! Looking to kickstart your career in tech? The mthree Graduate Program offers: Graduate training tailored to industry needs. Ongoing support throughout your career journey. Opportuni ...

Oracle APEX Software Developer

The world is undergoing the biggest energy transformation in history. Our team builds powerful desktop, web, and cloud applications that help customers navigate this shift — from accelerating decarbonisation to improving operational resilience.As our new Oracle APEX Developer, you won’t just wri ...

Software Engineer – Developer Excellence

A tech-focused market-maker with groundbreaking success in the high frequency trading space, my client is seeking a creative problem-solver to be their next Software Engineer in the Developer Excellence team.This is a critical, high-impact role, where your main focus is on developing tools, streamlinin ...

Full Stack Software Developer

Full Stack Software Developer Location: Krakow, PL Employment type: Employee Place of work: Hybrid Offshore/Onshore: Onshore TechnipFMC is committed to driving real change in the energy industry. Our ambition is to build a sustainable future through relentless innovation and gl ...

Software Developer Prime Services

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 (Backend SaaS)

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the wor ...

Full Stack Software Developer

Full Stack Software Engineer, £50-85k, 3 days per week in London - Ground-breaking Fitness tech!About UsMAGIC AI is an elegant in-home health coach that utilises computer vision, connected weights, and 3D cameras to provide personalised training sessions led by world-renowned athletes. ...

Software Developer, UI Core

Job DescriptionAs a Software Developer, you will work with a team of talented developers to develop high quality scalable solutions for our industry leading website and digital platforms.The UI Core team is responsible for our frontend framework, core components and underlying core services t ...

Senior Software QA Developer

Senior Software QA DeveloperAt Oxford Instruments Andor, we are devoted to accelerating the greatest scientific advancements of our age. It matters to us that the products we develop make a real difference to our customers and contribute significantly to their research. We want to deliver differ ...

Full Stack Software Developer

Full Stack Software Developer Location: Krakow, PL Employment type: Employee Place of work: Hybrid Offshore/Onshore: Onshore TechnipFMC is committed to driving real change in the energy industry. Our ambition is to build a sustainable future through relentless innovation and gl ...

Staff Software Developer (.Net)

Staff Software Engineer At a GlanceStaff-level technical leadership role within a high-performing Belfast engineering teamCore stack: .NET / C# | large-scale, high-availability distributed systemsHybrid working with flexibility; Bel ...

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