851 reactjs developer jobs in United Kingdom.

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AVEVA

Senior Optimisation Developer

32 days ago

Remote
Hybrid
On-site
Full-time

AVEVA is creating software trusted by over 90% of leading industrial companies. Job Title: Senior Optimisation Developer Location: Cambridge, United Kingdom (Hybrid) Employment Type: Full-time The job We are looking for a Senior Optimisation Developer with a strong mathematical background and experience in numerical modelling ...

Cambridge, United Kingdom

Arm

Staff ML Engineer - Developer Tools

32 days ago

Hybrid

£97.3k - £131.7k per annum

... languages such as Python and TypeScript. - Experience building developer-facing CLIs, SDKs, APIs or web tools, with an interest in UX, interaction design and developer workflows. - A product mentality and commitment to developer experience, with a history of engaging directly with developers, identifying and validating their ...

Cambridge, United Kingdom

Computacenter

Senior Developer

32 days ago

Hybrid
Full-time

Life on the team We are looking for a Senior ServiceNow Developer to join our Group Information Services team at Computacenter. This is an excellent opportunity to join a thriving Service Management Systems team, working on critical 24/7 ServiceNow platforms used by Computacenter, our customers and third parties around ...

Hatfield, United Kingdom

Developer - C# | .NET | SQL

32 days ago

On-site
Full-time
Contract

£42.1k - £45.1k per annum

Store Technology - Developer - Selling and Banking The Role: Join our dynamic and fun-loving department of over 80 employees, spread across 7 development teams (including 3 in Poznan). We specialise in designing, developing, testing, and maintaining cutting-edge software for our store systems using a wide range of technologies, ...

Leicester, United Kingdom

BAE Systems

Wireless - Front End Developer - Gloucester

32 days ago

Remote
Hybrid
On-site

IT
Frontend

... that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments. Job Title: Front-End Developer Location: Gloucester (Onsite working) Who we are Join BAE Systems and you’ll be part of something bigger. As a valued member of our global colleague network, ...

Gloucester, United Kingdom

Ingersoll Rand Careers

MarTech Developer

33 days ago

Remote
Hybrid
Contract

Marketing
Product Management

8260 zł PLN - 13560 zł PLN

Job Title MarTech Developer Location Europe / Remote About Us Ingersoll Rand is a global industrial technology leader, delivering mission-critical products, services and digital experiences for customers across Europe and the wider EMEIA region. Within ITS CSS EMEIA, our Demand Generation & Digital Experience team drives ...

United Kingdom

Quant Capital

Graduate Trade Desk Developer

33 days ago

Graduate Trade Desk Developer – London Quant Capital is urgently recruiting on behalf of a high-profile client for a Graduate Trade Desk Developer . Our client is a globally recognised proprietary trading firm, renowned for its use of cutting-edge technology, sophisticated algorithms, and deep market expertise to drive ...

London, United Kingdom

crypto

Trading Analytics Developer, Quantitative Trading

33 days ago

... derivatives. The team develops and implements trading strategies in fast-paced and complex trading environments. We are seeking an experienced Trading Analytics Developer to join our Quant Trading team and play a pivotal role in advancing our data and AI infrastructure. This role combines traditional quantitative development ...

London, United Kingdom

Cloudsmith

Senior Software Engineer (Developer Tooling)

33 days ago

Remote
Hybrid
On-site
Contract

... policy and provenance, faster package-aware delivery, and infrastructure built for engineering teams, as well as the modern AI-driven software factory. By developers, for developers: we care about craft, architecture, and enterprise scale. The Role In this role, you'll be responsible for building and maintaining the tools ...

Belfast, United Kingdom

Gramian Consulting Group

CMDB Application Developer & Reporting Specialist

33 days ago

On-site
Contract

... major international aerospace organization operating complex, highly regulated enterprise environments. We are looking for an experienced CMDB Application Developer & Reporting Specialist to design and maintain a centralized Configuration Management Database solution supporting IT Service Management processes. The role ...

Hoyland Nether, United Kingdom

Quant Capital

Backend C# Developer- Quant Fund

33 days ago

Backend

£200k per annum

Backend C# Developer- Quant Fund £200,000 Plus Bonus 4 days in the office – some room for negotiation Quant Capital is urgently looking for a Senior Backend C# Developer to join our high profile client. Our client is a $5 billion strong systematic quant commodity trading fund with excellent recent performance. The role ...

London, United Kingdom

Key Appointments

Business Intelligence Developer and Data Engineer

33 days ago

Hybrid
Full-time

Business Intelligence

Business Intelligence Developer and Data Engineer Location: Hybrid (Runcorn) with travel across the North West and Yorkshire Job type: Full-time, permanent Are you passionate about turning complex data into meaningful insight that helps businesses make better decisions? We are recruiting on behalf of the 2M Group of Companies ...

United Kingdom

PKF Smith Cooper

Senior Systems and Data Developer

33 days ago

Hybrid
On-site
Full-time
Contract

... however, applications for any of our office locations will be considered. Contract: Full-time (37.5 hours) Salary: Dependent on experience Are you an experienced developer looking for a role where you can shape systems, drive innovation, and lead the development of cutting-edge data solutions?. We are seeking an experienced Systems ...

Derby, United Kingdom

REISS

Product Developer, Womenswear

33 days ago

What's the role about? As our Product Developer, you'll support the development and delivery of our product ranges, working closely with Design, Buying, Merchandising and Technical teams to bring the right product to life at the right quality, price and margin. You'll take ownership of your categories, helping to shape ...

London, United Kingdom

4PS by Hilti - UK

Business Central Developer

33 days ago

Remote
Contract

Are you an experienced Business Central Developer with knowledge AL language and related technologies ? Then join our innovative and dynamic team! You will develop and maintain customer-centric apps based around 4PS Construct, our all-in-one ERP solution, by translating customer requirements into high-quality, innovative ...

Birmingham, United Kingdom

Greencore

Product Developer

33 days ago

£4 GBP

... ensuring consumers enjoy the very best, whenever and wherever they shop. This is a 15 month FTC What You'll Be Doing We have an exciting opportunity for a Product Developer to join our team at Selby on a 15 month FTC. Working closely with Development Chefs, Process, Technical, Commercial and Operations teams, you'll play a key ...

Selby, United Kingdom

Greencore

Product Developer (15 month FTC)

33 days ago

Contract

£4 GBP

Job: Product Developer (15 month FTC) Location: Kiveton Why Greencore? Following the combination with Bakkavor in January 2026, we’re one of the UK’s leading creators of convenience food, driven by a simple purpose: to make everyday taste better. As a vibrant and fast-moving business, we’re proud to employ over 28,000 talented ...

Kiveton Park, United Kingdom

Spyrosoft

Senior Qt Developer - FTC [UK]

33 days ago

Hybrid

- Role: Senior Qt Developer - Manager: Lead Development Manager - Location: Hybrid - Work Pattern: Monday to Friday, 9-5 working hours Role Overview We are looking for a highly skilled Senior Qt Developer to join us with our Qt framework software development client working on a range of innovative embedded HMI project. ...

United Kingdom

REISS

Trainee Product Developer, Menswear

33 days ago

What’s the role about? As our Trainee Product Developer, you’ll support the Product Development team across the full product development journey, helping to bring Reiss collections to life while building your knowledge of sourcing, suppliers, costing and product development. Working closely with Design and our supplier ...

London, United Kingdom

Software Engineering, Other Engineering

Engineering Manager: Developer Platform & Infrastructure

34 days ago

Remote
Hybrid

$22 USD

... and are an international team coming from 26 different countries and speaking 25 different languages. About the Role As a hands-on Engineering Manager of our developer platform and infrastructure at Ledgy, you'll lead the team that makes everything else possible - the infrastructure, CI/CD pipelines, developer tooling, security ...

London, United Kingdom