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

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Java Software Engineer

Java Software Engineer Would you like to help create products to support the sharing of scientific knowledge? Do you enjoy collaborating to solve complex technical problems? About the team: Our dynamic Agile Teams deliver the tec ...

Java Software Engineer

Java Software Engineer Would you like to help create products to support the sharing of scientific knowledge? Do you enjoy collaborating to solve complex technical problems? About the team: Our dynamic Agile Teams deliver the tec ...

Software Engineer III

Are you ready to take the next step in your engineering career and make an impact in aviation analytics? Would you enjoy working on cutting-edge products with a collaborative, global team? About the Business At Cirium, our goal is to keep the world connected. We are the ind ...

Principal Software Engineer

Are you excited to influence technical direction across teams while still contributing hands‑on to complex, high‑impact engineering challenges? Do you want to shape domain architecture, mentor senior engineers, and connect technical decisions to real customer and business outcomes? ...

Director Software Engineering

Director of Software Engineering Are you a skilled leader with a desire to lead a team solving highly complex business problems? Do you enjoy leading cross functional teams in different Countries? About the Business At Cirium, our goal is to keep the world connected. ...

Senior Software Engineer

Are you passionate about building secure, scalable software and cloud infrastructure that supports critical services in production?Do you enjoy collaborating across teams, improving engineering practices, and helping others grow while delivering high-quality solutions? About our Team Wor ...

Software Engineering Lead

Are you an experienced software engineer who enjoys building scalable, high-quality solutions in a collaborative environment? Do you want to help shape innovative products and mentor others while working with modern cloud and data technologies? About the Business At Cirium ...

Manager Software Engineering

Interested in leading engineers to deliver modern, scalable products that make a measurable impact? Ready to shape engineering culture—mentoring managers, championing quality, and accelerating delivery through continuous improvement? About the Team LexisNexi ...

Manager Software Engineering

Are you ready for a leading Engineer role? Would you enjoy working on our cutting-edge products? About the Business LexisNexis Risk Solutions provides customers with solutions and decision tools that combine public and industry specific content with advanced technology and analyt ...

Software Engineer I

Are you excited to build across a modern full stack and learn from experienced engineers while solving real customer problems? Would you like to contribute to meaningful products in a collaborative, Agile team environment where your ideas help shape outcomes? About the team: < ...

Senior Embedded Engineer (Defense) – DV Clearance Eligible

Leidos is looking for a Senior Embedded Software Developer predominantly on-site in the United Kingdom. The role involves leading embedded solutions development, ensuring high-quality coding practices, and mentoring junior engineers. Candidates should have extensive experience in embedded software, pre ...

C# .NET Software Engineer — Hybrid Banking, London

A major financial institution in London is seeking a Software Developer with expertise in C# .NET, SQL Server, and RPG. This full-time hybrid role involves developing software solutions, maintaining databases, and supporting system integrations. Ideal candidates have a background in Core Banking systems and exce ...

Underwater Robotics Software Engineer (C++, Real Time)

ARM is seeking a skilled software developer in Fareham to innovate in underwater robotics. You will design and deliver software solutions for next-generation underwater vehicles, combining creativity with technical rigor. The role requires proficiency in C++ and experience with control systems. You'll ...

Principal Java Engineer — Agile, CI/CD, Hybrid UK

A leading software house in Manchester is seeking a Principal Java Developer to join their dynamic team. The role focuses on developing high-quality software and enhancing best practices within Agile methodologies. Candidates should have strong Java skills and be passionate about mentoring others. This position ...

Graduate Tech Consultant: Hands On, On Site Training

Grayce Group is seeking a Graduate Technology Consultant in Hursley. You will gain hands-on experience in software delivery, infrastructure, and IT operations while supporting various technology-related roles including Software Developer and Cybersecurity Analyst. This is an on-site position that offer ...

Full Stack Developer AI Assisted Development

AI-assisted development is becoming a normal part of modern software engineering. This role is for a developer who wants to work that way, not just read about it.You will join a software business building technology for the eCommerce and logistics sector, where AI-assisted and agentic coding practices ...

Full Stack Developer AI Assisted Development

AI-assisted development is becoming a normal part of modern software engineering. This role is for a developer who wants to work that way, not just read about it.You will join a software business building technology for the eCommerce and logistics sector, where AI-assisted and agentic coding practices ...

Senior Python Engineer — Cloud & Microservices Leadership

NCC Group is looking for a Senior Python Developer in Manchester to join their Software Engineering team. The candidate will be responsible for designing, developing, and maintaining high-quality software solutions, primarily focused on Cyber Security-related products. This role also includes mentoring ...

WoW Software Engineer

# WoW - Software EngineerNatWest Groupunknown, UKPosted 22 Jun 2026NatWest Group is hiring a Software Engineer to join a feature team focused on the full software development lifecycle. The role involves designing, developing, testing, and maintaining high-performance solutions while collaborating with architect ...

Senior Software Engineer

Join a cutting-edge engineering team developing autonomous systems for the next generation of marine and defence technology. This is a fantastic opportunity for an experienced Software Engineer to take a leading role in designing, developing, and delivering advanced software solutions that operate in chall ...

Java Software Engineer

IT Delivery Consultant looking for SC or SC eligible UCD, Java and GenAi Consultants in the U.K Hybrid Remote (U.K only) Up to £55k Digital Consultancy Client What You’ll Bring: Eligibility for security clearance is essentia ...

Lead Software Engineer

Your impact We’re seeking Lead Software Engineers to step into pivotal Technical Authority roles across our Electronic Warfare (EW) and Future Combat Air programmes in Luton. This role combines deep technical oversight with influence, offering significant autonomy and responsibility for key softwa ...

Senior Software Engineer

Role: Senior Software Engineer Location: Remote Salary: up to £1000,000 Type: Permanent I'm currently partnering with a well-funded, product-led technology company that is solving highly complex operational challenges through AI, automation, and modern software engin ...

Software Development Specialist

Shodhana Limited in the United Kingdom is seeking a Software Development Professional to design, develop, and maintain software applications. You will collaborate with cross-functional teams to deliver reliable and efficient systems while ensuring user needs are met. The role requires solid experience ...

Senior Microsoft Dynamics Developer

Salary: £65,000 - 65,000 per year Requirements 8 years experience working with Microsoft Dynamics 365 Strong development experience with C#, .NET, and JavaScript or TypeScript Proven experience building plugins, workflows, and integrations Exper ...

Senior C# Engineer: Platform & Architecture Lead

Limelight Health is looking for a Senior Developer in the UK who will own the full software lifecycle and shape technical direction. You will design and deliver robust solutions in C# while influencing architectural decisions and mentoring other developers. This role offers real autonomy and ownership in a techn ...

Staff Software Engineer

**Privacy Information**We and our partners are using tracking technologies to process personal data in order to improve your experience. You may always exercise your consumer right to opt-out. For detailed information about personal information we collect and third parties having access to it, please select ‘Mor ...

Senior Software Engineer

Overview Join to apply for the Senior Software Engineer role at PEAK6 InsurTech . About This Role: Apex Fintech Solutions is seeking a Senior Software Engineer to play a key role on our engineering team, responsible for designing, developing, and maintaining high-qual ...

Director, Platform Engineering (Education)

Shape the Future of Education TechnologyAt IRIS Software Group, we're trusted by over 11,000 schools and academies across the UK, helping millions of parents, teachers, and students stay connected and informed through mission-critical software.We're looking for an experienced and visionar ...

Platform Engineer

Quantifi is seeking a Platform Engineer in London. Reporting directly to the Head of Platform Engineering, you will be a founding member of our Platform Engineering team, building the Internal Developer Platform (IDP) that will power Quantifi's move to cloud native SaaS on AWS. We are an establishe ...

Lead Mathematical Software Engineer C++ & Linux

Sivara GmbH is looking for a talented software developer to join their team in England. The ideal candidate will have a PhD or master's degree in a relevant numerate STEM subject along with extensive experience in C++ software development, ideally from C++14 onwards. Responsibilities include designing ...

Lead Software Engineer Platform Engineering

We know that people want great value combined with an excellent experience from a bank they can trust, so we launched our digital bank, Chase UK, to revolutionize mobile banking with seamless journeys that our customers love. We're already trusted by millions in the US and we're quickly catching up in the UK ...

Site Reliability / Software Engineer (SC Cleared)

Site Reliability / Software Engineer (SC Cleared) Location: Gloucestershire SC Clearance required to start with the opportunity to be sponsored through DV Clearance after joining Salary: Up to £60,000 + Clearance Bonus To appy, email: Overvie ...

Systems Developer AI Trainer

Overview We are looking for a Systems Developer to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of each model. Responsibilities Give AI chatbots coding challenges and evalu ...

Director of Software Development London / New York

NOVAVERSE is an international technology company focused on creating compelling digital products for architecture, design, and the unbuilt environment. We are pioneering the future of real-time 3D experiences by fusing cutting‑edge generative Machine Learning with immersive rendering technologies. Our proj ...

LabVIEW Software Engineer

Salary: £124,800 - 124,800 per year Requirements We require Certified LabVIEW Architect, Certified LabVIEW Developer, or equivalent experience. We require typically 4 years of experience as a LabVIEW software developer. We require experience with object-o ...

Principal Software Engineer

Overview I'm working with a software company that's looking for a Principal Software Engineer to join their team. They have developed a product that utilises data analytics and machine learning to optimise inventory data, built primarily on Java. This is a key role where you'll tak ...

Software Engineer Quantitative Technology

Software Developer – Quantitative Finance Technology London | Onsite | Perm role Competitive Salary | Exceptional Bonus & Benefits Harrington Starr has partnered with a leading global alternative investment manager seeking a Software Developer to join its high-performing technology team in ...

Senior Java Developer £65K

About the job Senior Java Developer - £65K Our client is recognised internationally for its expertise in the archiving and digital preservation of valuable data across a range of industry sectors including life sciences, heritage and higher education. They are seeking a talented and self‑motivated ...

Senior Python Developer TypeScript Rust Security

Senior Python Developer / Backend Software Engineer (TypeScript Rust Security) Cambridge to £80k Do you have strong backend software development experience? You could be joining the world's most advanced cybersecurity technology business that uses AI technology to protect clien ...

Senior Backend Engineer Hybrid, Golang, Redis, GCP

bet365 is seeking a Senior Software Developer to implement and maintain systems for the FollowScores app, aimed at enhancing features and growing the user base. This role involves leading development projects, mentoring team members, and ensuring high standards in software quality. You will work with t ...

Python Tech Architect & Developer for Scalable FX Risk Apps

Bullhorn Consultants Pvt. Ltd. is looking for a Python Developer and Tech Architect in Greater London. The successful candidate will support agile software development methods and mentor team members in Object-Oriented Programming (OOP). The role requires excellent hands-on experience with Python, know ...

Hybrid C# .NET Software Engineer Safety Tech

A leading recruitment firm is seeking a C# .Net Software Developer to join a pioneering technology team in Swansea. The successful candidate will contribute to creating innovative software that enhances safety in high-risk industries, leveraging modern technologies and a collaborative approach. Flexible hybrid w ...

Software Engineer, Underwater Robotics

ARM is seeking a software developer for underwater robotics in Fareham, UK. In this hands-on role, you'll design and develop cutting-edge software solutions for subsea vehicles, while contributing to high-performance codebases and collaborating across teams. The ideal candidate will have strong experti ...

Senior C# .NET Software Engineer — Lab Automation & IoT

A global engineering firm in Royston, UK seeks a Software Developer with over 5 years of experience. You'll design and build software for laboratory automation, collaborating with cross-functional teams and mentoring juniors. The role offers flexible work, a creative startup culture, and substantial benefits, in ...

AI Driven Software Engineer: End to End Impact

Bending Spoons is looking for a talented software developer to create meaningful software that impacts millions. You will integrate cutting-edge AI tools and work across diverse technology stacks, driving innovation with minimal hierarchy. This company prioritizes growth, offering an exceptional enviro ...

Senior Vue.js Software Engineer (Remote UK Contract)

A leading recruitment agency is seeking a Software Developer with expertise in Vue.js for a 6-month contract. The ideal candidate will develop responsive web applications and collaborate on software design using modern frameworks. Knowledge of C# .NET and cloud technologies (preferably Azure) is essential. This ...

Hybrid C# .NET Software Engineer for Lab Automation & IoT

A global engineering company based in the UK is looking for an experienced software developer to join their Synthesis, Digitalization and Automation division. This hands-on role includes designing high-quality software and developing solutions for laboratory automation. Candidates should have over 5 years of exp ...

C++ Software Engineer – Defence Systems & CI/CD (Bristol)

A leading defense contractor in Bristol is seeking a skilled C++ Developer to join their team. You will design and test complex business logic, collaborate with internal teams, and enhance software for virtual environments. Successful candidates will have extensive experience with C++, software engineering princ ...

Senior Java Developer: Cloud Microservices & CI/CD

A leading data preservation company is seeking a skilled Senior Java Developer to join their Agile development team in Reading. You will design and implement cloud-scale software components, guide team members, and ensure high-quality deliverables. Candidates should have over 5 years’ experience in software solu ...

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