Fullstack Javascript Developer Jobs in UK

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Gen AI Developer (SC Clearance required)

Job Description The team you'll be working with: We are seeking highly skilled and experienced Gen AI specialist to join our dynamic Gen AI COE inside NTT DATA UK&I. The ideal candidate will have a strong background in designing and implementing AI solutions ideally u ...

Associate Manager Cloud Applications Developer 1

Job Description:DXC Technology is committed to building diverse, inclusive teams. We welcome applications from all backgrounds and particularly encourage interest from women, underrepresented groups, and neurodivergent candidates. We offer reasonable adjustments throughout the hiring process and ...

12 Month Internship FX IT Developer

Description du poste 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 ...

Full Stack Node.JS Developer Reading Hybrid

Job Description Senior Software Developer – B2B SaaS – Retail Market Intelligence - Hybrid working (South East / London area + remote) - Up to 60k + bensPermanent role – 50-60k + benefitsTech stack: Node.js, TypeScript, React, Redux, PostgreSQL, AWSIndustry: B2 ...

Snr eTrading Developer FX eFX CGEMJP00334394

Location: London Job Type: Contract Industry: Cloud & Infrastructure Job reference: BBBH437880_1777393840 Posted: about 7 hours ago Role Title: Snr eTrading Developer FX eFXDuration: contract to run until 30/12/2026Location: London, Hybrid 3 days per week onsiteRat ...

Senior Software Developer C#.Net Azure

Senior Software Developer / Engineer (C# .Net Azure API) London / WFH to £90kDo you have strong C# and Azure skills combined with a strong knowledge of software engineering best practices?You could be progressing your career in a senior, hands-on Senior Software Developer role at a hugely ...

Integration Analyst / SQL Developer (Data Integration)

Integration Analyst / SQL Developer (Data Integration)The opportunityWe’re looking for an experienced Integration Analyst / SQL Developer to join an established Data Engineering team on a contract basis. This is a hands‑on role where you’ll play a key part in migrating a major client from a legacy system on ...

Senior Full Stack Developer (AI & Automation)

Description Position at Ookla The Opportunity:As a Senior Developer, you’ll have significant autonomy to shape how some of the world’s largest telecom operators communicate with consumers and detect issues across their networks. You’ll help evolve the platform into a proactive, intelligent s ...

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 while bui ...

Unity 3D Developer – iOS and Android

A central London based VFX and post-production business, one of the best in it’s field, is currently for a experienced Unity 3D Developer to help create a highly visual and character rich interactive experience revolving around entertainment and learning for kids. You’ll have the chance to work wit ...

Senior C++ Developer Linux SQL FinTech

Senior C++ Developer / Backend Software Engineer (C++ Linux SQL) London / WFH to £120kAre you a backend focussed Senior C++ Developer looking for an opportunity to progress your career, working on complex and interesting systems where you can see the impact of your work?You could be joini ...

Senior Python Developer Code Migration Specialist

Please submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not p ...

12 Month Internship FX IT Developer

Job descriptionBusiness typeTypes of Jobs - IT, Digital et Data Job title12 Month Internship - FX IT Developer Contract typeInternship/Trainee Term (in months)12 Months ...

Senior Python Developer Code Migration Specialist

Please submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not p ...

Commercial Training Developer (Brand; Customer & Management)

Responsibilities Training development from research, scoping and deployment of both digital and in-person programmes Design of bespoke training solutions that build and a customer centric solution within all training programmes.  Linking impact measurem ...

Senior Python Developer Code Migration Specialist

Please submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not p ...

Lead New Product Developer (Maternity Cover)

Contract: 12-15 Month Maternity Cover Fixed Term Contract (depending on start date) Would you like to join a fastgrowing, awardwinning global business?Do you have strong experience in trendled product development, ideally within the gift, ...

Senior Software Engineer – Developer Environment Tooling

The Role Job Overview In the Developer Platforms group at Arm, our mission is to make software development on the Arm architecture simple and intuitive. We are growing our IDE team and are looking for a passionate software engineer to help us crea ...

Power Platform Developer LBS 012 (Project)

Job Category : IT Location : 160 Tooley Street, Southwark Council Hours Per Week : 36.00 Start Date : Immediate Start Start Time : 10:00 End Time : 17:00 Salary: £345.86 per day Technical Skills • Proven experience in PowerApp development and proficiency acro ...

Full Stack Developer Home Based UK

Join us on our exciting journey!IQVIA™ is The Human Data Science Company™, focused on using data and science to help healthcare clients find better solutions for their patients. Formed through the merger of IMS Health and Quintiles, IQVIA offers a broad range of solutions that harness advances i ...

Software Developer Travel/Logistics Hybrid Working

Brand new rolesWork on AI projects with Claude CodeAbout Our ClientOur client is in the Travel & Logistics Sector and is looking to grow their team with 2 new permanent Developers. This role will be 3 days a week in the Woking office the rest at home. You will be working ...

D365 CRM Developer Power Platform (FTSE250!)

D365 CRM Developer- Power Platform (FTSE250!) Are you looking to work for a company which is very innovative? Are you a D365 Developer who is looking to work with Power Platform, Power Apps, Power BI and Power Automate? Do you want to work in a cutting-edge company where inno ...

UI Developer, Macro Front Office Technology

What you ’ll doAs a UI developer in Macro Front Office Technology at Point72, you will be responsible for building out best-in-class features, components, and end-user applications essential to the consumption, manipulation, and visualisation of a range of analytics developed by the Macro Technology group. Yo ...

Golang Developer – Software Engineering, Financial Services

Golang Developer – Software Engineering, Financial ServicesUp to £700 per day (Inside IR35)London6 MonthsMy client is an international Consultancy who require a Golang Developer with a proven Software Engineering background to work closely with a high profile Financial Services end cl ...

Python Core Developer – Middle Office – London

Salary: £200 – 250kCompanyThis fintech is an international global algorithmic market maker in digital assets. They aim to transform Crypto Markets by offering liquidity to trading platforms and exchange. So essentially ‘HFT meets Crypto’. Trading more than $5B+/day across d ...

Senior Software Developer (m/f/d)

Helping our customers to sell more parts & make things easier with our data and solutions based on our globally leading data standardsTecAlliance interconnects entirely global automotive aftermarket data & and knowledge from order to invoice. Over 900+ colleagues work relentlessly global ...

Full Stack developer, Software Product (AI)

About Nothing Nothing exists to make tech feel exciting again. We’re building a different kind of technology company, one that puts design, emotion, and human creativity at the heart of everything we do. From the way our products look and feel to how we communicate and show up in cult ...

Senior Front Office Developer Systematic Trading

Fasanara Digital was established 7 years ago and is the crypto arm of Fasanara Capital, a 14 year-old boutique alternative asset manager. We are a Quantitative Investment fund applying a scientific approach to investing in crypto assets. Our goal is to achieve exceptional risk-adjusted returns. We pursue a ra ...

Software Developer Data Products and Services

Position Overview:The Data Products and Services team uses some of the most cutting-edge technologies and cloud offerings to design, build and maintain machine learning frameworks, data science tools, microservices, web applications and other data driven products. We actively seek to work with t ...

Quant Developer, Risk – London or NYC

Exciting opportunity at one of the fastest growing financial services firms around the world. They offer prime brokerage, clearing and financing across traditional and digital assets, and are now looking to hire world-class Python software engineers to help build on their success.Responsibilities</b ...

Head of FP&A (Battery Developer)

Head of FP&A (Battery Developer) Employer Location London, England Salary - per annum + bonus + bens Closing date 8 Jun 2026 View more categoriesView less categories Sector Salary band , Contract type Hours Where will they be working You need to or to save a job. Job Details</ ...

Model Developer, Trading and Client Controls

Description :Job Title Model Developer, Trading and Client ControlsLocation LondonCorporate Title Vice PresidentGroup Strategic Analytics is part of Group Chief Operation Office (COO) which acts as the bridge between the Bank’s businesses and infr ...

Head of FP&A (Battery Developer)

Head of FP&A (Battery Developer) Employer Location England, London Salary - per annum + bonus + bens Closing date 18 May 2026 View more categoriesView less categories Sector Salary band , Contract type Hours Where will they be working You need to or to save a job. Job Details< ...

Software Developer Internal Compute Frameworks (Rust)

Position Overview:We are seeking an experienced and passionate Software Developer to join our growing team. In this role, you will play a key part in designing, building, and maintaining Squarepoint internal frameworks, services and platforms that power our business. You will have the opportunit ...

D365 CRM Developer Power Platform (FTSE250!)

D365 CRM Developer- Power Platform (FTSE250!) Are you looking to work for a company which is very innovative? Are you a D365 Developer who is looking to work with Power Platform, Power Apps, Power BI and Power Automate? Do you want to work in a cutting-edge compan ...

Senior Microsoft Dynamics D365 CRM Developer

Job Description Senior Microsoft Dynamics D365 CRM DeveloperOur Client is looking to recruit a Microsoft Dynamics CRM Developer with at least 5 years proven track record of developing within the MS Dynamics CRM suite.Lead the ongoing development for the Global ...

Developer – Global Threat Intelligence (Senior Associate)

The role is for you if:You have strong experience with PythonAdvanced knowledge of JavaScript and modern web technologies (HTML/CSS)Experience designing, developing, and consuming RESTful APIsComfort using AI tools such as Cursor and GitHub CopilotAbil ...

Full Stack Desk Developer (Python/React)

Company DescriptionVitol is a leader in energy and commodities. Vitol produces, manages and delivers energy and commodities, including metals, to consumers and industry worldwide. In addition to its primary business, trading, Vitol is invested in infrastructure globally, with $13+billion ...

Lead Ruby on Rails Developer Remote

Required SkillsRuby on RailsDeveloperLeadershipRemoteJob SummaryLead Ruby on Rails DeveloperRemote-First | Product-Led EnvironmentWe’re working with a product-led client looking for a Lead Ruby on Rails Devel ...

OT Framework Configuration Engineer & Software Developer

Your roleAre you passionate about building secure, reliable systems that keep critical industrial operations running? Join us as an OT Software Engineer and help shape the future of industrial automation and digital transformation.You’ll work at the intersection of IT and OT ...

Senior Developer C# React Investment Banking

Job DescriptionAbout TalanAt Talan, we deliver technology solutions in partnership with leading global clients. We are currently supporting one of our long standing clients in building and enhancing a front office risk and valuation platform used in a fast paced, real time env ...

Junior AI Developer Entry Programme (Ipswich)

Junior AI Developer Programme Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10 14 week online programme c ...

Junior AI Developer Online Training (Sunderland)

Junior AI Developer Programme Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10 14 week online programme c ...

Junior AI Developer Training Program (Peterborough)

Junior AI Developer Programme Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10 14 week online programme c ...

Junior AI Developer Training Course (Merton)

Junior AI Developer Programme Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10 14 week online programme c ...

SC Cleared ETL Developer (Talend / Oracle)

SC-Cleared ETL Developer (Talend / Oracle) Rate: £450 per day IR35 Status: Inside IR35 - engagement via an umbrella company Duration: 6 months Location: Telford - 2 days per week on site Security Clearance: Active SC clearance required The Role We are seeking an SC-cleared ETL Developer to support a growing Aut ...

Junior AI Developer Training (Tower Hamlets)

Junior AI Developer Programme Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10 14 week online programme c ...

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