2,258,313+ Full Stack Javascript Developer Jobs in UK — Top Companies Hiring July 2026

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Contract C#/ASP.NET Developer

WA Consultants is currently recruiting for C#/ASP.NET Developer for an initial 6-month contract.We are looking for an enthusiastic individual who thrives in projects with strict timelines. Skills wise our client is looking for an developer with the following:Essential: * C#, A ...

Assistant Product Developer, Menswear

What's the role about? As our Assistant Product Developer, you'll support the Product Development team in driving innovative and commercially successful product across the Reiss collection. Working closely with Design, Buying, Technical and Merchandising teams, you'll he ...

Developer (AI & Automation)

                                                   Join Our Talent Community  We are scaling our AI and automation capability at Bank ...

Claude Code Agentic Developer

ClaudeCode Agentic DeveloperLocationManchester, United Kingdom (Hybrid/Flexible Working Available)OverviewWe are seeking a highly skilled Claude Code Agentic Developer to joinour team in Manchester and lead the development of next ...

Software Developer Risk Reliability

Position Overview:As a Reliability Software Engineer in the Risk team, you will play a critical role in ensuring the performance, stability and availability of the Risk software systems, as well as their day-to-day operations. Squarepoint's Risk platform is responsible for position managemen ...

Associate, Risk Dashboard Developer

Nous bâtissons une banque axée sur les relations pour un monde moderne. Nous recrutons des professionnels talentueux et passionnés qui ont à cœur de faire ce qu’il faut pour nos clients. À la Banque CIBC, nous misons sur vos forces et vos ambitions pour vous donner le pouvoir d’agir. Les membres de not ...

Quantitative Software Developer Intern

Job DescriptionWe are seeking a small number of highly talented interns to assist in the development, optimization, and monitoring of our production trading platform and research infrastructure. Interns will work on small, highly collaborative teams. Desirable Candidates ...

Senior SAS Developer (SDTM).

Job DescriptionWe are currently looking for a knowledgeable and proactive SAS Developer to join our global Data Management team.Please note the official PSI CRO job title will be: Senior Database Developer.If you are keen to provide the full range of clinical ...

Sr Associate Linguistic Developer

Sr Associate Linguistic Developer Job Locations UK-Glasgow Requisition ID 20069317 Job Category Research and Development Travel Requirements None Sr Associate Linguistic Developer - Hybrid, Glasgow, Scotland UKWe’re a leader in data and AI. Through our software and servi ...

Senior Python Quant Developer

My client is a London-based financial-servicespany who are actively seeking a Senior Python Quant Developer to join on an initial 12-month contract basis.What you'll need to succeed : Extensive hands-on Python Development experience building REST APIs with FastAPI or similar. ...

Senior SAS Developer (SDTM)

Job DescriptionWe are currently looking for a knowledgeable and proactive SAS Developer to join our global Data Management team.Please note the official PSI CRO job title will be: Senior Database Developer.If you are keen to provide the ful ...

C++ Developer – Amsterdam / London

Salary: £150-500kWorld-leading prop fund is looking for C++ developers to join their rapidly expanding team in London and Amsterdam. This data and technology-driven firm specialise in developing automated trading systems that execute across global financial markets.The successful ...

Junior Software Developer Liverpool

Description Do you have a passion for learningAre you a Junior Software Developer?We're offering an opportunity to join a small development team and gain valuable ...

Quant Developer / Data Scientist

Quant Developer / Data ScientistLocation: Flexible (Major Financial Hubs)Experience: 2–5 YearsCompensation: Competitive + Performance‑Based BonusA leading asset management firm is seeking a highly talented Quant Developer / Data Scie ...

Principal Developer / Team Manager

Ailsa Hospital NHS Scotland:NHS Scotland is committed to encouraging equality and diversity among our workforce and eliminating unlawful discrimination. The aim is for our workforce to be truly representative and for each employee to feel respected and able to give their best. To this e ...

Junior Software Developer Liverpool

Description Do you have a passion for learningAre you a Junior Software Developer?We're offering an opportunity to join a small development team and gain valuable ...

Front end Web Developer

AVEVA is creating software trusted by over 90% of leading industrial companies.Job Title: Front-end Web DeveloperLocation: Cambridge, United Kingdom (Hybrid)Employment Type: full-timeThe jobWe’re looking for a front-end web developer with e ...

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 cult ...

Senior Android Developer (Drive)

Join Proton and build a better internet where privacy is the defaultProton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, P ...

Senior Amazon Connect Developer

Job DescriptionMiratech is looking for an experienced Senior Amazon Connect Engineer to design, develop, and maintain enterprise integrations for Amazon Connect and AWS-based contact center solutions. The role involves building scalable APIs, designing DynamoDB data models, developing Python-based L ...

Senior Amazon Connect Developer

Job DescriptionMiratech is looking for an experienced Senior Amazon Connect Engineer to design, develop, and maintain enterprise integrations for Amazon Connect and AWS-based contact center solutions. The role involves building scalable APIs, designing DynamoDB data models, developing Python-based L ...

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 Tech ...

Import Merchandiser/Product Developer

Our client is a family owned, fast growing business based in Leicester.  They are also Europe's largest licensed apparel and accessories suppliers to high street and online fashion retailers. They have over 22 years of experience in the licensing industry and have considerable knowledge and contacts with ...

Senior Dynamics CRM Developer

What that means day to day What you’ll need to be successful What you’ll get in return About Alcumus Who we are: By this point, you’ll likely have decided if the role sounds up yo ...

Senior Developer (Cross Desk)

My client is a leading systematic trading firm that operates in all liquid asset across most major markets. They are looking for a highly experienced developer to join one of their core teams responsible for building and enhancing key components that directly affect their algorithmic trading and data manageme ...

Lead / Senior IOS Developer

Lead iOS Developer (Swift / SwiftUI)Ocho People | Technology RecruitmentLead iOS Developer role at a global digital engineering organisation working across regulated and data intensive industriesExpert level Swift, SwiftUI, Combine and UIKit with technical ...

Burberry Product Developer Knitwear

Job Details INTRODUCTIONAt Burberry, we believe creativity opens spaces. Our purpose is to unlock the power of imagination to push boundaries an ...

Project Manager Commercial Developer

Company DescriptionAt Turner & Townsend we are passionate about making a difference. That means delivering better outcomes for our clients, helping our people to realise their potential, and doing our part to create a prosperous society.For over 75 years we have been helping ...

Senior Python Cloud Developer

About Oxford Nanopore TechnologiesOxford Nanopore Technologies is headquartered at the Oxford Science Park outside Oxford, UK, with satellite offices and a commercial presence in many global locations across the US, APAC and Europe. Oxford Nanopore employs from multiple subject areas including nanopor ...

Mid Level Backend Developer

We are exclusively working with an exciting Branding company who are shaping the Entertainment/Media industry with their innovative and analytics technology platform. As a business they thrive of the start to finish attitude, someone who isn't afraid to get their hands dirty and solve complex problems, h ...

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 cult ...

Salesforce Developer Outside IR35

Location: London Job Type: Contract Industry: Enterprise Applications Job reference: BBBH441105_1781032995 Posted: about 8 hours ago Outside IR35, Uk Wide Flexiablity, Salesforce Developer, Marketing Cloud, Sales Cloud, Immediate startMy leading client in the regulatory area is looking for a Salesforce ...

Mid Level C# Developer

We are Anthony Nolan. We unite people and science – matching stem cell donors to those in need of transplants and treatments and growing our world-leading stem cell register, so everyone can find the lifesaving match they need.Thanks to Shirley and Anthony Nolan, our register of almost a million potentia ...

Associate Director Commercial Developer

Company DescriptionAt Turner & Townsend we are passionate about making a difference. That means delivering better outcomes for our clients, helping our people to realise their potential, and doing our part to create a prosperous society.For over 75 years we have been helping ...

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 ...

Front End Developer Flights

At Booking.com, data drives our decisions. Technology is at our core. And innovation is everywhere. But our company is more than datasets, lines of code or A/B tests. We're the thrill of the first night in a new place. The excitement of the next morning. The friends you make. The journeys you take. The sig ...

React Native Lead Developer

My leading Digital client are looking for a talented and motivated individual to provide technical leadership in designing, developing and maintaining their digital initiatives and application development as they venture into offering more services for consumers across multiple digital channels. Yo ...

Dynamics Developer in Cardiff

Dynamics Engineer Cardiff (Hybrid, 3 days in office) £50,000 - £60,000 This role sits within a digital solutions team focused on delivering business-critical systems using Dynamics 365 and the Power Platform. You'll own features end to end, from requirements and design through to bu ...

Dynamics Developer in Cardiff

Dynamics Engineer Cardiff (Hybrid, 3 days in office) £50,000 - £60,000 This role sits within a digital solutions team focused on delivering business‑critical systems using Dynamics 365 and the Power Platform. You'll own features end to end, from requirements and design through to ...

Senior Software Developer C#

My client delivers world class transport and parking solutions for in over 4,000 towns and cites across 60 countries and is seen as one of the market leaders in it's field. They provide innovative solutions in end to end parking payment collection, real time ticketing and payment solutions, automat ...

C++ Software Developer (contract)

Please note that this is a contract role providing services to Microsoft through external staffing partners of Allegis Global Solutions (AGS). If you are selected for this role, you will be employed by AGS and will not be an employee of Microsoft. Role Overview The Microsoft Applied Scien ...

AI Driven API Developer

A leading software development company is seeking a Staff-Level Full-Stack Software Engineer in Leeds. The role involves tackling diverse problems and requires a bachelor’s degree and proficiency in various programming languages. Ideal candidates will have expertise in TypeScript, C, C#, C++, and more. This posi ...

iOS Developer Swift, TDD

Job Description ANDigital is a new way for digital delivery. We are growing fast and looking for passionate and enthusiastic Senior iOS Developers to join our bright and talented team. How We Work: We work in an Agile Scrum environment and encourage our Mobile Engineers to ...

C++ Software Developer (contract)

Contract role providing services to the company through external staffing partners of Allegis Global Solutions (AGS). If selected, employed by AGS, not company employee. Role Overview The company's Applied Sciences Group incubates disruptive technologies for next‑gen hardware products and ...

RF/Wireless Algorithm Developer

Salary: £45,000 - 70,000 per year Requirements A good degree in a relevant technical subject, with a Masters or PhD specializing in wireless communications, RF systems, and/or DSP Proven experience translating signal processing algorithms into commercial‑grade prod ...

Algorithm Developer (Weapon Systems)

Salary: £39,000 - 79,000 per year Requirements Experience in mathematical analysis / modelling Experience in numerical simulation Knowledge of Data Science, particularly in machine learning Familiarity with geospatial data and/or geographical in ...

Junior Front End Developer

Junior Front End Developer (Graduate Level) Our client is looking for a Graduate / Junior Front End Developer to join their growing team on a permanent basis. This role has a strong focus on UX & UI design , working across a range of front-end technologies and user-facing int ...

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 ...

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