851 reactjs developer jobs in United Kingdom.

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Rhondda Cynon Taf County Borough Council

Software Developer

4 days ago

Full-time
Contract

... the Digital Solutions Development Team, within the ICT and Digital directorate of Rhondda Cynon Taf County Borough Council. The vacancy is for two Software Developers to support our future digital direction and increase our ability to deliver software solutions to support the delivery of our digital strategy. This role ...

Wales, United Kingdom

Data Intellect

kdb+ Developer

4 days ago

Hybrid
Full-time

... - Developing, testing, and maintaining clean, performant code for client applications. - Supporting project delivery alongside Project Managers and senior developers. - Working as part of a close-knit team to deliver solutions on time and on budget. - Analysing large-scale time-series data and generating actionable reports. ...

Belfast, United Kingdom

Sword Group

Allegro ETRM Developer

4 days ago

Hybrid

... technology to solve business problems, working in partnership with our clients to help in achieving their goals. We are looking for an experienced Allegro ETRM Developer to design, develop and support solutions within an enterprise energy trading environment. The successful candidate will bring strong hands-on experience of ...

Manchester, United Kingdom

Nova

MuleSoft Developer

4 days ago

On-site
Full-time
Contract

... are dedicated to establishing and maintaining trust with our clients and business partners for long-term relationships. Position Overview: The Sr. MuleSoft Developer will be responsible for client integration platforms, including MuleSoft, AnyPoint, CloudHub and On-premises - and related technologies. Also responsible to ...

United Kingdom

Allegro Developer

4 days ago

Hybrid
On-site
Full-time
Contract

Harvey Nash is now inviting candidates to apply for the role of Allegro Developer, an initial 6-month contract inside of IR35. Hybrid to an office in central Scotland (2 days per week), at a daily rate of 600 - 800 a day. Snapshot of the role, requirements and ideal experience: - Proven experience designing, developing ...

Glasgow, United Kingdom

Lorien Resourcing Limited

Allegro Developer

4 days ago

On-site
Full-time

£53k - £93k per annum

... deployment, support, and continuous improvement. - Work closely with Product Owners and Business Anal... Technologies: - Support More: We are hiring an Allegro Developer for a six-month role based in Perth or Glasgow, with a 50% onsite work model. last updated 45 week of 2026 [{"name": "full_time", "text": "Full-time", "categoryName": ...

Perth, United Kingdom

Conferma

Developer

4 days ago

Full-time
Contract

Developers at Conferma build and maintain the systems that enable billions of pounds of B2B payments each year. They have engineered connectivity to over 70 of the world's best commercial card partners, over 700 travel management companies and over 150 travel technology partners. They build the mobile, web and backend platforms ...

Manchester, United Kingdom

micro1

Python Game Developer (Panda3D)

4 days ago

Part-time

Key Responsibilities Create and modify 3D games and simulations using Panda3D. Work with Python, 3D models, animations, and game logic. Develop and improve game mechanics, controls, and interactive environments. Debug issues and optimize game performance.

United Kingdom

Playson

Senior Game Developer

4 days ago

Remote
Full-time
Contract

About the Role We’re looking for a Senior Game Developer to bring fresh ideas, strong technical expertise, and a passion for building high-quality games. This role is ideal for someone who enjoys working close to the engine, developing new features, and continuously improving performance and scalability. You’ll be part ...

United Kingdom

Voodoo

Senior Game Developer (Game Feel, UI, Animations, VFX) - Paper.io2

4 days ago

Remote
Hybrid

1k / year

... who take care of everything from ideas to testing, and we intend to grow while maintaining our high standards. ROLE We are looking for a talented Senior Game Developer with a good understanding of the casual mobile game market to help the team deliver fun, innovative, and entertaining features. You will take an innovative ...

United Kingdom

micro1

2D Game Developer (Defold)

4 days ago

Remote
Part-time
Contract

$70 - $130 per hour

... hardest to produce and most valuable for advanced model performance. Our pipeline performance system ensures both quality and velocity. Role Title: 2D Game Developer (Defold) Role Type: Contractor Location: Remote micro1 is looking for experienced Defold developers to support an AI training project. In this role, you will ...

United Kingdom

micro1

Godot Game Developer

4 days ago

Remote
Part-time
Contract

$20 - $60 per hour

... hardest to produce and most valuable for advanced model performance. Our pipeline performance system ensures both quality and velocity. Role Title: Godot Game Developer Role Type: Contractor Location: Remote micro1 is engaging Godot Game Developers to participate in a dynamic project for a valued customer, focusing on crafting ...

United Kingdom

micro1

Solar2D Game Developer

4 days ago

Part-time

Key Responsibilities Create and modify 2D games using Solar2D (Corona SDK). Work with Lua scripting, game mechanics, animations, and UI elements. Develop and improve player controls, physics, and collision detection. Debug issues and optimize game performance.

United Kingdom

Luxoft

Senior Java Developer

4 days ago

Backend

... external trading venues and supporting real-time trade processing under strict SLA constraints. Team Overview We are building a dedicated squad in Bucharest (Java Developers + QA Automation Engineers) working closely with global teams. The team operates in 2-week sprint cycles, following Agile ceremonies (stand-ups, retrospectives, ...

London, United Kingdom

SCOPE AT LIMITED

Core Java Developer/Multi-Threading/Concurrency/Spring Boot

4 days ago

Contract

Backend

Company: SCOPE AT LIMITED Job Type: Contract []

Glasgow, United Kingdom

Additional Resources

Java Developer - eDV Clearance

4 days ago

Full-time
Contract

Backend

£25k - £50k per annum

... specialist cyber technology and software assurance company supporting UK Defence and Critical National Infrastructure programmes. We are recruiting a Java Developer for a 12-month contract role developing secure applications and services in a restricted environment. The role offers £600–£650 per day, plus benefits. We ...

Doddinghurst, United Kingdom

Infused Solutions

Java Developer

4 days ago

Backend

A leading Tech company based in Manchester is looking for a Java Developer to help assist in the improvement and development of core products. You must have previous experience with: - Java 9 - Sql - API - Microservices - Spring Boot If you are interested in having a conversation, please feel free to get in contact. []

Manchester, United Kingdom

Java Developer

4 days ago

On-site

Backend

Join us as a Senior Java Developer in Private Bank & Wealth Management and contribute to the Investments Transformation Program, a strategic effort to modernize the technologies supporting our front office. As part of a major transformation program, you will design and develop services connecting our complex estate to a ...

Glasgow, United Kingdom

gravity9

Java Developer

4 days ago

Remote

IT
Backend

... work collaboratively with your colleagues to identify, prioritise and deliver features which bring value to our clients. You will also guide less experienced developers. We believe small, multi-disciplinary teams are most effective in delivering complex change. As such, we are looking for someone with a collaborative mindset ...

United Kingdom

Software Developer (Java/Spring Boot)

4 days ago

Full-time
Contract

£75k per annum

Software Developer (Java/Spring Boot) Location: Newcastle, Leeds or Manchester, with occasional travel Contract Type: Permanent, Full-Time Salary: £75,000 per annum, plus benefits Security Clearance: [To confirm] Start Date: ASAP The Role We're looking for an experienced Software Developer to design, build and maintain ...

Leeds, United Kingdom