2,024,177+ Full Stack Software Engineer Javascript React Elixir Jobs in UK — Top Companies Hiring June 2026

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Web Engineer

AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. Our Contingent Workforce Solutions (CWS) is one of o ...

Graduate Web Developer 1 year Placement

Description We are looking for a junior web developer to join our engineering team in Cambridge. You will be working on the Wolf Security Controller – a web-based management platform for our product. The Controller provides security policy and software updates for the endpoint security prod ...

ADAS Platform Engineer — AUTOSAR, MCAL & ECU Solutions

This opening is for an ADAS Domain Controller project for a prestigious OEM, where Luxoft is working with the OEM teams to deliver a next-generation Platform solution based on AUTOSAR Classic, AUTOSAR Adaptive and QNX working together as a system interacting with a host of cameras, ultrasound sensors, inte ...

Junior Mid Software Developer Hybrid

Associate Consultant at Candour Solutions Location: Leeds City Centre (Hybrid – 2 days office / 3 days remote) Contract: Full-time, Permanent About the Role We are seeking a motivated and technically curious Junior–Mid Software Developer to join our expanding development ...

Product Engineer

Product EngineerSalary: £(phone number removed) , depending on experienceJob Type: Full time, permanent roleLocation: 4 days remote, 1 day in-office (primarily Wednesdays- Liphook, Hampshire)Rocksteady Music School is the UK’s largest rock and pop school. We teach fun and inclusiv ...

Application Solution Architect

Application Solution Architect 6-Month contract - Inside IR35 - up to £575 per day London based - hybrid working - 2 days a week on site Finance sector - previous experience in this sector required Overview We are seeking an experien ...

Application Solution Architect

Application Solution Architect 6-Month contract - Inside IR35 - up to 575 per day London based - hybrid working - 2 days a week on site Finance sector - previous experience in this sector required Overview We are seeking an experienc ...

Forward Deployed Engineer

Location: London, England As a Forward Deployed Engineer, you will own the technical success and real-world application of the platform across a number of our largest customers. This is a highly strategic, customer-facing engineering role focused on building, deploying, and iteratin ...

Solutions Engineer

Solutions Engineer with key skills in product support and web application testing is sought by an international compliance IoT technology company with its head office based in North Leicester. With a 25-year history of delivering bespoke, end-to-end connected solutions, this ISO‑accredited organisa ...

Principal Systems Engineer

Role Overview As a Site Reliability Engineer (SRE) at Altera, you will be responsible for ensuring the reliability, scalability, and performance of our hosted healthcare platforms. This role blends software and systems engineering to enhance service availability, automate operations, and improve t ...

Senior Presales Engineer

Pre-Sales Engineer / Solution Architect Responsibilities Design and develop solutions incorporating Grass Valley products, ranging from single components (such as video switchers, camera chains, or SDI routers) to more complex architectures, including Broadcast IP infrastructures, ...

Senior Presales Engineer

The Role: Pre-Sales Engineer / Solution ArchitectDesign and develop solutions incorporating Grass Valley products, ranging from single components (such as video switchers, camera chains, or SDI routers) to more complex architectures, including Broadcast IP infrastructures, cloud-based ...

Webflow Front End Engineer — Growth, SEO & High Impact UI

SLAMcore is seeking a Webflow Developer / Front-End Engineer in Greater London to create high-performance experiences on the marketing site. Responsibilities include building components in Webflow, implementing JavaScript functionality, and supporting technical SEO systems. A strong background in Webflow, HTML, ...

Founding Engineer (£60k £90k + Equity) at Corgi

Job Title Founding Engineer Salary £60k-£90k + Equity Company Description Corgi - YC S24 full-stack AI insurance carrier Job Description Join the Strategic Projects team at a YC S24 startup rebuilding the $6 trillion insurance industry from sc ...

Research Engineer (FICCO)

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Research Engineer (FICCO)

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Research Engineer (FICCO)

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Junior C# Desktop Application Developer Graduates Considered

Junior C# Desktop Application Developer - Graduates Considered A fantastic opportunity for a Junior Software Developer with strong C# knowledge to join an industry-leading software company based in Leicestershire. Offering excellent training, career ...

DevOps Engineer

Base Pay Range $130,000.00/yr - $180,000.00/yr As our DevOps Engineer, you will be helping us build and maintain blockchain networks and protocols. You will work on improving our current infrastructure including security, automation, and monitoring among other things. You will also have t ...

Senior Machine Learning Engineer

We are looking for a Senior ML Engineer to take technical ownership of our machine learning production environment. You will lead the transition of experimental models into production‑grade services that are reliable, scalable, and cost‑effective. Your mission is to build the highway that allows our data ...

Senior Machine Learning Engineer

Job Overview We are looking for a Senior ML Engineer to take technical ownership of our machine learning production environment. You will lead the transition of experimental models into production-grade services that are reliable, scalable, and cost-effective. Your mission is to build the “highwa ...

Senior ML Engineer: Production ML & MLOps Leader

Job Overview We are looking for a Senior ML Engineer to take technical ownership of our machine learning production environment. You will lead the transition of experimental models into production-grade services that are reliable, scalable, and cost-effective. Your mission is to build the “highwa ...

Web Developer VR Technology

Are you ready to take your career to the next level with a role that blends innovation, creativity, and cutting-edge technology? A fantastic opportunity has arisen for a Web Developer to join a forward-thinking company specialising in immersive technology. This company is at the forefront of transforming virtual ...

Trading Systems Engineer

Hudson River Trading (HRT) is seeking a Trading Systems Engineer to join our growing Trading Systems Infrastructure team. This team designs, builds, and maintains the infrastructure that powers our global trading, and is responsible for ensuring optimal performance and uptime of the ultra low-latency opera ...

Lead Developer and DevOps Engineer

Salary : £41,666 - £51,506 Job Type : Permanent Working pattern : 35 hours per week. Monday-Thursday in our Head Office in Lancaster, work from home on Fridays (flexible working options will be considered) About the role We’re looking for a Lead Develo ...

Senior Agentic Application Developer

We're Hiring: Senior Agentic Application Developers – Multiple Roles Demand for our Agentic Application Development methodology is accelerating. We are growing our team to match it. Over the past 12 months, we've deployed a new approach that is redefining what's possible in enterprise softwa ...

Catastrophe Risk Modeling Analyst

The Emerald Group Ltd, Search and Selection is looking for a candidate in Tottenham, England to develop and document software that integrates with existing databases. You will analyze scientific data for potential risks and maintain software for assessing exposure to losses. Candidates should hold a Master’s Deg ...

Hybrid Java Backend Engineer | Spring, Microservices

A leading technology-focused organization is seeking skilled Java Software Engineers in Newcastle upon Tyne. You'll design and build scalable Java applications in an Agile environment, while also mentoring junior staff. The ideal candidate has significant experience with Java 8+, Spring, and strong collaboration ...

Senior Java Developer

Senior Java DeveloperJava | JSF | Microservices | CI/CD | Git | TDD | Jest | MuleSoftWe're looking for an experienced Senior Java Developer to support the delivery of modern, scalable software solutions within a collaborative engineering environment.This role would suit someone with stron ...

Engineering Lead: AI First, Cloud Native Platform

IRIS Software Group seeks an Engineering Lead to manage an agile team in delivering cloud-native solutions. You will lead the development of full-stack applications, mentor engineers, and ensure project efficiency. The ideal candidate has extensive software engineering experience, a strong technical ba ...

Hybrid Front End Engineer II — React UI for High Traffic Apps

620 Magnite Limited UK is seeking an experienced Engineer II to join their Streaming UI team in Belfast. The role focuses on building mission-critical React applications for various stakeholders while ensuring quality and performance. Key responsibilities include writing production-ready code, collabor ...

Senior GenAI Engineer

At Anaplan, we are a team of innovators focused on optimizing business decision-making through our leading AI-infused scenario planning and analysis platform so our customers can outpace their competition and the market. What unites Anaplanners across teams and geographies is our collective commitme ...

Snr Engineering Manager(Dotnet with Azure)

**Job Description**Roles in the Manager Technology Engineering path led a team to deliver secure, scalable software and infrastructure. Scope includes people, delivery, and technical leadership within a team or product group. The impact is building an environment where engineers can grow, systems are well-design ...

AI Fullstack Engineer FDE

About Newpage SolutionsNewpage Solutions is a global digital health innovation company helping people live longer, healthier lives. We partner with life sciences organisations which include, pharmaceutical, biotech and healthcare leaders, to build transformative AI and data driven technol ...

Remote AI Fullstack Engineer — Build Production Ready Health AI

About Newpage SolutionsNewpage Solutions is a global digital health innovation company helping people live longer, healthier lives. We partner with life sciences organisations which include, pharmaceutical, biotech and healthcare leaders, to build transformative AI and data driven technol ...

Strategic Software Engineering Leader

Webuild Ai is seeking a Senior Software Architect to lead the design and delivery of enterprise-grade software solutions. The role requires 8+ years of experience and deep expertise in Python, TypeScript/React, and cloud-native architectures. You will mentor engineers, define software architecture, and ensure be ...

Senior Customer Engineer

About the companyTerra is the health operating system. We make it easy for developers and AIs to build on health data. Hundreds of wearables, sensors, labs, and health apps — connected, normalized, and made intelligent through a single platform. 1,000s of developers and AI labs build on Terra today. W ...

Lead Front End Engineer

MCS Group is partnering with an ambitious Belfast-based AI software company that is building enterprise-grade products used in highly secure and complex environments. Following significant growth, they've created a brand-new Lead Front End Engineer position. This is a unique opportunity for an expe ...

AI Engineer Enterprise Product AI

Our client, a leading technology company, is currently seeking an AI Engineer - Enterprise Product AI to join their team. This is an exciting opportunity to embed AI into established enterprise products within the technology sector.Key Responsibilities:Embedding AI into enterprise SaaS products<b ...

Platform Engineer

A World-Changing Company Meticulous is radically accelerating the pace of software development. We've built the world's first fully autonomous and exhaustive testing platform for frontend codebases - a capability that has never existed before and that we believe is the missing piece in unlo ...

.Net Lead ( Scale Up )

.NET Lead Engineer Belfast | Hybrid | Permanent At a Glance Role: .NET Lead Engineer Location: Belfast (Hybrid) Salary: Competitive + bonus and benefits Employment type: Permanent ...

Software Developer – Hybrid, Modern Tech, Growth

Artek Mentorship in the United Kingdom is searching for a Software Developer to design and develop scalable software applications. Candidates should have a Bachelor's degree in computer science or a related field, along with 1-3 years of experience in software development, using frameworks such as React or Angul ...

Front End Developer

Role: Front-End DeveloperLocation: NottinghamWorking Arrangement: Hybrid | 35-hour weekSalary: Up to £55kI’ll keep this straightforward.I’m working with a genuinely solid software business that builds products used at scale. This isn’t agency work or short-term projects, it’s a proper product ...

.NET Developer – Remote (UK) with Azure & API focus

.NET Developer, .NET 10.0, C# 14, Agile – Burton-in-Kendal, Cumbria (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, .NET Deve ...

.NET Developer

.NET Developer, .NET 10.0, C# 14, Agile - Hull (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, .NET Developer) < ...

Senior AI Backend Engineer

About us Owkin is an AI company on a mission to solve the complexity of biology. It is building the first Biology Super Intelligence (BASI) by combining powerful biological large language models, multimodal patient data, and agentic software. At the heart of this system is Owkin K, an AI copilot ...

Platform Engineer

The Company Capital Markets Gateway LLC (CMG) is a capital markets-focused fintech transforming global equity capital markets (ECM) through data, technology, and connectivity. As the preferred source for ECM analytics and the first network connecting the buy-side and sell-side for ECM workflows, ...

Senior C# Product Engineer | .NET & Frontend

Java Script Works is looking for a Senior Product Engineer (C#) in the United Kingdom. This role involves developing and maintaining applications using C#, .NET, and SQL Server, while also enhancing front-end experiences with JavaScript and TypeScript. Collaboration with cross-functional teams is essential to ...

Site Reliability Engineer (Chinese speaking, £90k, Financial Services, Technology, London)

We have an exciting opportunity for a Site Reliability Engineer role in a Singapore‑based financial services company. The company is a fast‑growing global trading platform looking for a Site Reliability Engineer to bridge development and operations using software engineering. Job Requirements ...

Senior Support Engineer

Overview Join to apply for the Senior Support Engineer - R role at Northrop Grumman UK . UK CITIZENSHIP REQUIRED FOR THIS POSITION: YesRELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: UK-Highest Level of Government ClearanceTRAVEL: ...

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    Full Stack Software Engineer Javascript React Elixir Jobs in United Kingdom Job Search Guide, Trends and Insights