Fullstack Javascript Developer Jobs in UK

Professional job seekers finding United Kingdom jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Lead Backend Developer Java, AWS & Kubernetes

A leading music company is seeking a Lead Developer to design, develop, and maintain external-facing royalty portals using Java. The role involves building AWS serverless solutions, working with Docker and Kubernetes, and providing technical leadership within the development team. Candidates should have strong e ...

BI Developer — Visual Factory Dashboards (Remote)

Siemens Energy in the United Kingdom is looking for a BI Developer to drive end-to-end BI dashboard development for the Visual Factory initiative. The role involves designing interactive dashboards, maintaining existing solutions, and conducting data analysis to support operational decisions. Candidates should h ...

Senior Developer C#/.NET, Microservices & Agile

Glencore International AG is seeking an experienced Senior Developer to enhance its IT department. The ideal candidate will have strong expertise in Agile methodologies and a solid background in commodity trading. Responsibilities include designing robust enterprise solutions, specializing in middleware technolo ...

Senior Software Developer – Greenfield & Scalable Platforms

A UK-based food retailer is seeking a Senior Software Developer to enhance both digital and in-store experiences. You will work in an agile, cross-functional team to build a scalable platform for key digital solutions. Ideal candidates will have in-depth programming knowledge, experience with CI/CD and cloud pla ...

Remote .NET 9 Developer – Blazor & Azure

Join a forward-thinking company that has revolutionized the advertising technology landscape. As a .NET Developer, you'll have the chance to work on innovative software solutions that enhance marketing ROI for clients. With a tech stack including .NET 9, C#, Blazor, and Azure, this role offers full training and ...

UX Front End Developer Security & Intelligence

Join the Growth Story at Envitia Envitia operates at the heart of the UK’s most sensitive and high-profile operations. Our approach is entirely mission-focused, enabling customers to see more, decide faster, and act with confidence across complex domains. We deliver situational awareness an ...

Remote .NET Developer Global Entertainment Leader

An established industry player is on the lookout for talented .NET Developers to join their dynamic team in Stoke-on-Trent. This exciting opportunity involves working on groundbreaking projects in the entertainment sector, utilizing cutting-edge technologies like .NET 9, C#, and Azure. You'll be part of an innov ...

Graduate Software Developer Summer 2026 Start

Graduate Software Developer - C#, SQL, AWS Minimum of a 1st from a Russel Group University. 3-A's + or equivalent at A-Level. Depending on skills, pays up to £35k + sizeable bonus. 5-days a week on-site in Newcastle. A key client of OB, who are a pioneering venture ...

UX Front End Developer Security & Intelligence

Join the Growth Story at Envitia Envitia operates at the heart of the UK’s most sensitive and high-profile operations. Our approach is entirely mission-focused, enabling customers to see more, decide faster, and act with confidence across complex domains. We deliver situational awareness an ...

Technical Product Developer – Jersey & Garment Tech

Lyle & Scott is seeking a Technical Product Developer to join their Wholesale Product Team in Greater London. This role involves sourcing and developing the Jersey range, including Midlayers, T-shirts, and Polo Shirts, from concept to production. The ideal candidate will have at least 2-3 years of experience in ...

Junior HTML & CSS Frontend Developer (Remote)

Blue Oak Consulting is looking for a Junior HTML CSS Developer to join their fully remote team in Greater London. This role involves building structural components for internal reporting tools and client-facing deliverables. You will focus on writing clean code to ensure data presentation is clear and accurate. ...

C# Software Developer : Deltix : Algo Trading

Overview Exciting Contract or Perm opportunity for a C# Developer with previous experience using Deltix by EPAM. You will be an experienced C# Developer and have demonstrated experience within a trading environment. Proven expertise in C# and the .NET framework, with hands-on experien ...

Salesforce Marketing Cloud Developer (SFMC NEXT)

Salesforce Marketing Cloud Developer (SFMC NEXT) Location: UK | Part-time (expected to be in the office once a month) Overview: We’re looking for a UK-based Salesforce Marketing Cloud Developer with strong hands‑on experience across the wider Marketing Cloud ecosystem ...

12 Month Internship FX IT Developer

We are seeking a Developer with strong communication and customer-facing skills, who is eager to learn and grow within the Financial Services sector. This role offers the chance to work closely with front office users, including traders, risk analysts, and operational staff, providing significant exposure ...

Java Developer, Short Term Trading Technology

We are a leading global asset management firm with over 3,000 employees across 20 offices in 15 countries; we help millions of investors around the world pursue their financial goals. We hire critical thinkers. People who thrive in a collaborative culture like ours where we solve real problems whil ...

Power BI Developer 12 Month FTC

Why this Role Matters This is a 12-Month FTC supporting our O+O (Online & Offline) strategy, delivering clear, actionable insights through Power BI that enable our Business Units and Group teams to understand member and business data faster and more easily. By transforming complex datasets into me ...

Calypso Developer FinTech Solutions & Full Lifecycle

Core-Asset Consulting is seeking a skilled Calypso Developer in Newcastle upon Tyne, England. This role involves working on high-impact financial technology projects. Candidates should have strong programming skills in Java and be able to manage the full development lifecycle. Communication and problem-solving s ...

Contract .NET Software Developer – APIs & DevOps

iO Associates is seeking an experienced Software Developer for a contract position based in Northampton, UK. This role offers a chance to work with a leading client in the IT and engineering sectors, focusing on software development with .NET and C#. The ideal candidate will contribute to designing and developin ...

Remote Power Platform Developer — Autonomy & Growth

Energy Jobline ATTB is seeking a talented Power Platform Developer in Hemel Hempstead, UK. You will work on developing and maintaining bespoke applications using Power Platform and Microsoft Dynamics. The role requires commercial experience in full-stack Power Platform development and a good understanding of Azu ...

Senior .NET Developer — Hybrid, Azure & APIs

Hunter Selection Limited is seeking an experienced Senior .Net Software Developer in Birmingham, offering a salary of up to £65k. This hybrid role focuses on both hands-on development and cross-functional collaboration within a fintech environment. Candidates should have a solid grasp of C#, .Net, and Azure tech ...

Drupal Developer – Build Modern Customer Portals

Veolia is seeking a Drupal Developer in Cannock, UK, to enhance and manage customer-facing portals. The role involves significant development using Drupal 10+, problem-solving, and collaboration with various teams to drive innovation and efficiency. Ideal candidates will have extensive hands-on experience with D ...

Senior Front Office Rates RAD Developer

JPMorganChase is seeking a Senior RAD Developer to join their Rates development team in Greater London. This hands-on position focuses on building and enhancing proprietary trading tools, collaborating closely with quant researchers and technology teams. The ideal candidate will have a minimum of 5 years' experi ...

Senior Software Engineer Backend, Developer Publications

Summary Posted: 23 Apr 2026 Weekly Hours: 35 Role Number: The documentation engineering team is responsible for creating world‑class developer tools and framework‑level support for the documentation workflows on the developer website and Xcode. We’re looking for ...

Chief Architect for Developer Tools 802

We are seeking a Chief Architect for Developer Tools to join our team at Quantinuum. As the Chief Architect for the Developer Tools, you will act as the technical authority for the creation of Quantinuum’s developer tooling, including languages and upper‑stack compilers, logical encodings, emulation and de ...

Business Developer (UK) Hybrid Full Time

Ikerian AG (formerly RetinAI Medical) is a fast-growing medical device software company headquartered in Bern, Switzerland. Our mission is to enable the right decisions sooner in healthcare, through transformative AI & data management solutions for disease screening and monitoring. Join our diverse team ...

Python Quantitative Developer (Credit & Capital Management)

We are seeking a Python Quant Developer to support initiatives across Credit and Capital Management. The role focuses on building and enhancing analytics and tools used for risk measurement, capital calculations, and credit-related workflows within a quantitative environment. You will < ...

Quantitative Developer (Multi Strat Hedge Fund)

A leading multi-strategy hedge fund is looking to hire a Credit Strat Developer to join a high-performing team supporting credit-focused PMs across London and APAC. This is a front-office aligned role, working closely with a profitable desk to build and enhance tools across the full trading lifecyc ...

Graduate Product Developer: Flexible Sports Gear

Net World Sports in Wrexham is looking for a Graduate Product Developer to join their dynamic team. In this role, you will manage product development from conception to launch, conduct market research, and collaborate with suppliers. Ideal candidates should possess a relevant degree and strong negotiation skills ...

Quantitative Risk Developer – Derivatives Portfolio risk

Talensa are partnered with a fast growing and innovative International Financial Services Markets Infrastructure and Consulting firm. Permanent, Associate Director Level. London, UK. This is a great and versatile role, looking for a Quantitative Developer to join the team responsibl ...

Lead Web Application Developer Flexible Scheduling

Iowa State University Research Park is seeking a motivated Web Application Developer to lead advanced web development projects. This role allows for flexible scheduling and requires strong programming experience in languages like PHP or Python, along with a good grasp of RDBMS and source control. The ideal candi ...

Mid to Senior Front End Developer

A fantastic opportunity for a Mid to Senior Front-End Developer to join a highly innovative, research-driven technology start-up working on cutting-edge systems. This organisation is building advanced platforms at the intersection of AI, complex algorithms, and next-generation software systems. With strong ...

Platform Engineer AI Powered Developer Experience

UserTesting is seeking a qualified software engineer in Edinburgh to enhance their Developer Experience (DX) team. The role involves designing and delivering efficient CI/CD systems and developer tools, requiring over 5 years of software engineering experience and strong programming skills in Node.js, Python, or ...

Android Developer (Junior–Mid) – Kotlin & MVVM

Tenth Revolution Group is looking for an Android Developer in Manchester or Belfast, offering up to £45,000 depending on experience. The role involves designing mobile applications and collaborating with multidisciplinary teams. Ideal candidates should have strong skills in Kotlin, Android SDK, and Jetpack libra ...

Junior .NET Developer — Hybrid SAAS (Edinburgh)

Lorien is seeking a Junior Developer in Edinburgh/Glasgow to join a fast-growing SaaS company. The role involves delivering high-quality code while collaborating with a supportive team. Responsibilities include participating in code reviews, resolving bugs, and contributing to product planning within an agile fr ...

Software Developer (Python / TypeScript / Vue / C++)

Software Developer (Python / TypeScript / Vue / C++) A highly competitive salary, hybrid working, 25 days holiday, training, progression and benefits. Located in Lancaster, Lancashire. We are seeking a Software Developer/Engineer with expertise in Python, TypeScript, Vue and C++. You will ...

Full Stack Developer Full Time, London

We are looking for a full stack developer to take control of the app and take it to the next level. Full Time, London Who we are? We're on a mission to transform the fuel industry by creating a better way to get fuel through the power of data. Why stop for gas? ReFuel Mobile is a ...

Lead .NET Principal Developer SaaS Platform

A growing technology company in Manchester is seeking a Principal .NET Developer to lead teams in developing their flagship software platform. You will work in an agile environment, focusing on best engineering practices. The position offers a competitive salary of up to £80k along with benefits. Ideal candidate ...

Hybrid Systems Developer: IT & Change Delivery

The Guinness Partnership is seeking Systems Developers for their Oldham office. This full-time, permanent role involves designing, developing, and maintaining IT systems that support both business operations and change initiatives. Candidates should possess experience in programming languages such as SQL and .NE ...

Graduate Software Developer (Visa Sponsorship Available)

Graduate Software Developer (Visa Sponsorship Available) | Graduate IT Jobs UK 2026 – High Paying Opportunity Apply Now Graduate Software Developer (Visa Sponsorship Available). Explore graduate IT jobs UK 2026 with £50K salary, SaaS roles, and visa sponsorship opportunities. Apply today. ...

Mobile App Developer IOS and Android

About Nimble Nimble is a boutique technology consultancy based in the UK North; Sheffield, Leeds and Manchester. We partner with ambitious clients across the public and private sectors to design, build, and optimise digital services that deliver real value. We pride ourselves on our agile mindset ...

Creative Product Developer in West London

Adecco is seeking a talented Product Developer to join their team in West London. The successful candidate will be responsible for bringing a range of products to market, collaborating with global factories to ensure quality and innovation. Key responsibilities include product design, using tools like Adobe Phot ...

SharePoint & Office 365 Developer — Hybrid Role

People First Team Japan/ピープルファーストチームジャパン is looking for a SharePoint Office 365 Developer for a 6-month contract with potential extension. This hybrid role involves supporting SharePoint projects on a strategic level, contributing to Agile methodologies, and improving the SharePoint environment through best prac ...

NET Developer VB.NET, Blazor, Web Apps

Overview C# .NET VB.NET WinForms Blazor Business Logic SQL Server Azure, BI, Dashboards, Reporting This is a brand new permanent role to join a small dev team of 2 based in West Kent. The role is very much legacy and web app development, so we really need someone comfortable worki ...

Hybrid Systems Developer: Azure Integrations & ITIL

Clear IT Recruitment seeks an experienced Systems Developer to join an ICT team on a 12-month fixed-term contract in Loughborough. You will analyze requirements, develop systems, maintain data integrity, and support third-tier incidents. Candidates must hold a degree in Computer Science or related fields and hav ...

Backend Developer London £75 140k + equity

About Corgi Corgi is an AI-powered insurance company designed for tech startups. The company has raised $108M and holds regulatory approval as a licensed carrier. The platform is built on Django, utilizes Stripe for payments, and features AI-driven underwriting. <l ...

Finance Systems & TM1 Developer – Data & Forecasting

Michael Page is seeking a Finance Systems / TM1 Developer in Leicester. This role involves managing the integrity of financial data and processes, delivering data to financial systems such as Cognos TM1, and supporting the design and maintenance of reporting tools. Candidates must be advanced users of TM1, posse ...

Senior Developer London £75 140k + equity

About Corgi Corgi is an AI-powered insurance company designed for tech startups. The company has raised $108M and holds regulatory approval as a licensed carrier. The platform is built on Django, utilizes Stripe for payments, and features AI-driven underwriting. <l ...

Software Developer London £75 140k + equity

About Corgi Corgi is an AI-powered insurance company designed for tech startups. The company has raised $108M and holds regulatory approval as a licensed carrier. The platform is built on Django, utilizes Stripe for payments, and features AI-driven underwriting. <l ...

Front End Developer Stockport and Remote

Front End Developer Product – Stockport and Remote Why Collctiv? A chance to step up Are you ready to make a significant impact, where your contributions can truly shape our future? Join a fast‑growth, scale‑up team where literally anything is possible and can/wi ...

Junior Java Developer Training & Growth Path

Cooper & Hall Limited in Manchester is seeking candidates with a passion for technology to join their team. The role focuses on full stack program development with an emphasis on C# and Java. Successful candidates will demonstrate their drive and collaboration skills while being rewarded for their efforts throug ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

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