51,309+ Software Javascript Developer Jobs in UK — Top Companies Hiring July 2026

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Software Engineer (Embedded)

Overview Product software team is responsible for providing customer facing software that runs on our industry‑leading all‑optical network switch. The team manages two different software stacks running on different PCBs. The network software (NIC SW) implements various L2/L3 protocols and allows ...

Python Software Engineer

About the role We’re looking for a Software Engineer to help us build high-quality, reliable backend systems that accelerate our mission. This role sits within our mortgage engineering team. You’ll work across the backend stack, owning features end to end: from shaping product and technical ...

Python Software Engineer

The Role We’re looking for a solid Mid-Level Python Software Engineer who enjoys building reliable systems, working close to infrastructure, and automating how software gets delivered. This role sits at the intersection of software engineering and cloud/platform work, you’ll be writing Python, wo ...

Python Software Engineer

Purpose of the Role To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. Accountabilities Development and delivery of high-quality software solutions by ...

Software Engineer Python

hackajob is collaborating with Barclays to connect them with exceptional professionals for this role. Join Barclays as a RAD Developer, where you will collaborate closely with Front Office traders and sales teams to deliver innovative solutions in a fast‑paced environment. We are looking for a self‑driven ...

Python Software Engineer

Join us as a Python Software Engineer at Barclays where you will spearhead the evolution of our infrastructure and deployment pipelines, driving innovation and operational excellence. You will harness cutting‑edge technology to build and manage robust, scalable, and secure infrastructure, ensuring seamless ...

Software Applications Engineer

Saab UK is part of Scandinavia's largest defence company, bringing together the best of Swedish and British innovation. Saab offers world‑leading solutions and services in defence, aviation, space, and civil security to keep people and society safe. Our UK presence has been growing at pace, meaning we can ...

Senior Software Engineer

We are looking for a Senior Software Engineer to join our Digital Finance Lab to develop and deliver innovative payment solutions and services for our customers and business. The Lab will focus on tasks that bring real value to the group by exploring opportunities in the Digital Assets and Payments Da ...

Senior Software Engineer

Senior Software Engineer - Enterprise+ App team We are growing our engineering team and are looking to welcome a Senior Software Engineer into the Enterprise + App team. You will join a cross-functional team with full ownership of our products and codebase, taking part in every step of the develop ...

Software Engineer C++

My client is a globally recognised technology business specialising in advanced imaging, sensing, and augmented reality solutions. With decades of innovation and a strong reputation for quality, they design and manufacture cutting edge systems used across defence, security, and industrial sectors worldwide ...

C++ Software Engineer

Are you a C++ engineer who thrives on solving real-world problems? This is a unique opportunity to join a cutting‑edge robotics company building autonomous systems operating in complex, unpredictable environments. You'll be working hands‑on with advanced robotics, developing high‑performance softwa ...

DevOps Software Engineer

DevOps Software Engineer / Site Reliability Engineer Contract | Inside IR35 Location: North West England or South West England (Full-time onsite) Day Rate: Up to £570/day (Inside IR35) Start Date: ASAP Duration: Long-term con ...

Scientific Software Engineer

If you’re a software engineer who enjoys building high-quality applications, has an interest in biology, and wants to work on tools that enable scientists to explore complex data and generate meaningful insights, this is your opportunity to join OBT as a Scientific Software Engineer. About Oxford ...

Scientific Software Engineer

Salary: £70,000 - 75,000 per year Requirements A degree in Software Engineering, Mathematics, or a Science/Materials subject. Experience in Linux-based software application development using modern C++. Familiarity with network and other communication buses. < ...

Head Of Software

Head of Software Location: CambridgeSalary: £95,000 - £110,000+ (Negotiable based on experience)Work Pattern: 3 days onsite per week The Opportunity Are you a seasoned technical leader looking to shape the future of a multidisciplinary software department? We are seeki ...

Head of Software

Our client is an industry-leading engineering and strategic technology consultancy dedicated to creating advanced, sustainable, and safer technologies. Operating across a highly diverse portfolio—ranging from defence and communications to cutting-edge healthcare—they pride themselves on an adaptive, inclus ...

Principal Software Engineer

The Opportunity Thisroletakes asenior position in thedevelopment ofourBlighterNexusradarcommand &control software We are expanding our software engineering team to meet the requirements of a demanding and exciting product roadmap. At Blighter, wedevelopall the softwarerequiredto u ...

BSP Software Engineer

Skyships Automotive Limited is a dynamic automotive technology company and Tier 1 supplier to exclusive high‑performance automotive OEMs. Skyships’ infotainment products power vehicles from brands such as Aston Martin, Pagani, Karma and others. We design, develop, manufacture, validate, cre ...

Chief Software Engineer

Europe's heavy-lift UAV capability is limited. The organisation behind this role is one of a small number of companies actively closing that gap - for both defence and civilian applications. The Chief Engineer will set the technical direction for autonomous UAV and eVTOL platforms across th ...

Controls Software Engineer

Controls Software Engineer Up to 46k + car allowance Nottingham (hybrid working, 2 days in the office) My client is seeking a highly skilled Controls Software Engineer to join their software team. The ideal candidate will have extensive experience in the full project lifecycle, ta ...

C++ Software Engineer

Overview Join to apply for the C++ Software Engineer role at TieTalent on behalf of our client. The contract is 12 months with a focus on building and integrating real-time test and data capture systems in a Linux environment. The role involves working with high-speed multi-channel ...

Sr Software Eng

Sony Interactive Entertainment isn’t just the Best Place to Play — it’s also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the PlayStation brand. As a subsidiary of Sony Group Corporation, we’re part of a proud legacy of innovation and excellence. SIE is a dynamic techn ...

Software Engineer II

About Tripadvisor The Tripadvisor Group connects people to experiences worth sharing, and aims to be the world’s most trusted source for travel and experiences. We leverage our brands, technology, and capabilities to connect our global audience with partners through rich content, travel guidance, ...

Principal Software Engineer

Your tasks Architecture and Design: Work with Software Architect in defining system and software architecture across multiple projects, leveraging deep product knowledge, HW/SW design constraints, and Linux expertise. Maintain architecture and design documents for assigned pro ...

IT Software Development

Lisburn, Northern Ireland, United Kingdom Internal Job Posting: Role in IT Department Job Type: Full Time / IT Department / Lisburn Salary: The title and salary for this role will be tailored to reflect the distinctive strengths and contributions of the person. Key Resp ...

Software Architect C#

Software Architect About SWARCO At SWARCO, we shape the future of transport. As part of the global SWARCO Group, we develop cutting-edge technologies for intelligent, sustainable, and efficient mobility ecosystems worldwide. From advanced traffic management to cloud-based mobility platf ...

Lead Software Engineer

Why Faculty? We established Faculty in 2014 because we thought that AI would be the most important technology of our time. Since then, we’ve worked with over 350 global customers to transform their performance through human-centric AI. You can read about our real-world impact here. < ...

Lead Software Engineer

ISL Talent City Of Bristol, England, United Kingdom Lead Software Engineer ISL Talent City Of Bristol, England, United Kingdom 1 week ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. This range is provided by ISL Talent. Y ...

Software Development Manager

2 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. The world around us is experiencing significant change, the greatest in generations. At Motion Applied, we’re accelerating the response to that change. Our vision is that our p ...

Lead Software Engineer

Salary: £50,000 - 90,000 per year Requirements Proven experience as a Lead Software Engineer Strong understanding of software development lifecycle Excellent mentoring and coaching skills Ability to influence senior leadership Experien ...

Senior Software Engineer

Senior Backend Developer (Node.js / TypeScript) Ocho People | Technology Recruitment Senior backend role at a fast growing IoT, mobile and cloud product company on the cusp of global expansion js and TypeScript focused with real time systems, AWS and Redis acro ...

Senior Software Engineer

Senior Software Engineer - UI / GUI (C# WPF / XAML) Portsmouth, Hampshire | Up to £85,000 + Benefits | Onsite | 4 day working week Some projects are maintenance. Some are migrations. And then something genuinely rare comes along - a blank canvas, a serious engineering challeng ...

Senior Software Engineer

Senior Software Engineers (Level 1 & Level 2) Portsmouth (Hybrid – ~1 day per week in the office) Build the Future of Payments with AI at the Core HireQ Talent is partnering with a rapidly scaling international tech business entering a transformational growth phase. Already oper ...

Senior Software Engineer

Salary: £70,000 - 85,000 per year Requirements 5+ years of C# WPF/XAML engineering experience Strong experience with MVVM, DI, and modular UI architecture Experience with real-time or streamed data in a desktop GUI Familiarity with N-tier and me ...

Senior Software Engineer

Senior Software Engineer is responsible for the development and support of critical business systems used by globally distributed internal and external stakeholders including colleagues, schools, candidates, examiners, instates, third party systems etc., The Senior Software Engineer works on multiple conti ...

Software Engineer (Rust)

Software Engineer – Kernel Team Hyperexponential (hx) is building an AI‑powered platform that enables critical decisions in a $7 trillion industry. The Kernel team builds the execution engine that evaluates, validates, and runs customer models at scale, allowing insurers to make correct, performa ...

Software / IT Technician

Salary: £? - ? per year Requirements We seek proven experience in a Software Engineer or similar technical role. We need strong problem-solving, diagnostic, and troubleshooting skills. We value experience with modern development tools, programming languages, ...

Software Security Engineer

Overview Location: Stevenage Would you like to be part of a group of specialist engineers helping to deliver some of the world's most sophisticated defence systems? We are currently recruiting for a software security expert, to work across a range of our products. Salary & ...

C# Software Engineer

Salary: £100,000 - 100,000 per year Requirements Strong C#/.NET development experience Solid understanding of software architecture, design patterns, and system design SC Clearance or eligibility for clearance Experience in a consultancy or clie ...

Software Engineer, C++

the company is a leading quantitative trading firm founded in 1998. Tower has built its business on a high-performance platform and independent trading teams. We have a 25+ year track record of innovation and a reputation for discovering unique market opportunities. Tower is home to some of the wor ...

Web Software Engineer

Responsibilities Building and maintaining modern web applications using React, Next.js, TypeScript, and related technologies. Developing reusable components and patterns that support a scalable design system. Contributing to the evolution of a multi‑market web platform u ...

Software Engineer (Timetabling)

About the role As a Software Engineer within the Timetabling product team, you will contribute to the delivery of digital services that underpin teaching and learning across the company. Working within a product‑led, agile environment, you will design, build and support secure, scalable and user‑ ...

Software Engineering Intern

the company ( ) is an advanced technology, digital and Earth data company that pushes the boundaries of science for a more prosperous and sustainable future. With our ingenuity, drive and deep curiosity we discover new insights, innovations, and solutions that efficiently and responsibly resolve complex n ...

Sr Software Engineer

About the Role & Team A Senior Software Engineer on the Cloud Account Management (CAM) team is a security-focused cloud engineer responsible for designing, building, and supporting automation and tooling initiatives that further enable secure, compliant, self-service ways of working for both the t ...

Staff Software Engineer

Job Summary Software Development Engineers are expert problem-solvers and builders who design, implement, and improve software applications and systems. In this role, engineers spend approximately 60–75% of their time coding, working hands‑on with code, data, and modern tools (including AI‑assist ...

Senior Software Engineer

ABOUT IDBS IDBS helps BioPharma organizations unlock the potential of AI/ML to improve the lives of patients. As a trusted long-term partner to 80% of the top 20 global BioPharma companies1, IDBS delivers powerful cloud software and services specifically designed to meet the evolving needs of the B ...

Senior Software Engineer

Senior Software Engineer Build a career powered by innovations that matter! At Novanta, our innovations power technology products that are transforming healthcare and advanced manufacturing—improving productivity, enhancing people’s lives and redefining what’s possible. We create for our global c ...

Senior Software Engineer

Raytheon UK has a full time, permanent opportunity for a Senior Software Engineer to join our team on our Manchester or Gloucester sites. You’ll be part of our experienced software dev function, working in a cross-functional team, delivering and deploying critical software across a variety of busin ...

Lead Software Engineer

Why Faculty? We established Faculty in 2014 because we thought that AI would be the most important technology of our time. Since then, we’ve worked with over 350 global customers to transform their performance through human-centric AI. You can read about our real-world impact here. We don ...

Senior Software Engineer

Job Description Summary GE Vernova’s Power Conversion & Storage business provides electrification systems that are critical to customers’ power and energy needs for their high-performance applications. We work with some of the world’s major energy, maritime and industrial organizations, helping t ...

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