senior javascript developer jobs in United Kingdom

** UK*C /UKIC / eDV Cleared Senior / Lead Front-end JavaScript Developer - Consultancy (multiple locations available in the UK) - competitive salary and quarterly bonus ** Please read the information in this job post thoroughly to understand exactly what is expected of potential candidates. Please note - due to the nature of work, all candidates must have enhanced DV clearance (UKIC / UK*C...

You will have a degree in Computer Sciences or equivalent certifications. Must have technical working knowledge of NetSuite OneWorld Financials platform, including relevant NetSuite certifications.

You must have extensive experience of all NetSuite financial modules is essential, as is their interfacing with other platforms.

End Date Thursday 27 November 2025 We support flexible working – click here for more information on flexible working options Flexible Working Options Hybrid Working Job Description Summary Job Description JOB TITLE: Senior Fullstack Developer (Java/JavaScript) SALARY: £70,929 - £86,691 per annum LOCATION: Halifax, Bristol, Edinburgh, ManchesterHOURS: Full-time – 35 hours per...

Senior JavaScript Developer Any additional information you require for this job can be found in the below text Make sure to read thoroughly, then apply. 3-4 days p/week in London Paying up to £80k Senior JavaScript Developer – Would you like the opportunity to work for a fast growing start-up who are on a mission to create an AI tutor to help learners? They’re currently building an all-in-one...

Job Summary: The Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework. The successful candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the...

Senior Full Stack Developer / Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been...

Senior Full Stack Developer / Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been...

Job Summary: The Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework. The successful candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the...

Job Summary: The Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework. The successful candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the...

Job Description NodeJS JavaScript Developer - AI & ML Role: Senior or Lead NodeJS Engineer Location: Belfast - 2-3 days per week Salary: Up to £90,000 NodeJS Engineer that would like to work at the forefront of AI integration & Edge deployments? Want to work as part of a team that is developing LLM & SLM capabilities and platforms for mission-critical projects across finance, energy &...

Are you an experienced JavaScript Developer with a passion for building solutions that power the utilities sector? One of my clients are hiring on a contract basis to help deliver technology that keeps the UK’s essential services running smoothly. What You’ll Do: - Develop and maintain scalable web applications for utility clients - Work with modern JavaScript frameworks (React, Node.js,...

Are you an experienced JavaScript Developer with a passion for building solutions that power the utilities sector? One of my clients are hiring on a contract basis to help deliver technology that keeps the UK’s essential services running smoothly. What You’ll Do: - Develop and maintain scalable web applications for utility clients - Work with modern JavaScript frameworks (React, Node.js,...

Senior Full Stack Developer / Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been...

NodeJS JavaScript Developer - AI & ML Role: Senior or Lead NodeJS Engineer Location: Belfast - 2-3 days per week Salary: Up to £90,000 NodeJS Engineer that would like to work at the forefront of AI integration & Edge deployments? Want to work as part of a team that is developing LLM & SLM capabilities and platforms for mission-critical projects across finance, energy & Defence? We're...

Senior JavaScript Developer 3-4 days p/week in London Paying up to £80k Senior JavaScript Developer – Would you like the opportunity to work for a fast growing start-up who are on a mission to create an AI tutor to help learners? They’re currently building an all-in-one platform for aiding students to achieve their full potential. AI is at the heart of everything they do, from their products...

You will work closely with cross-functional teams to deliver engaging solutions that meet the client's needs. Are you someone who could:Provide technical leadership and mentorship to a team of developers, guiding them through best practices and ensuring high-quality code.

Job Summary: The Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework. Before applying for this role, please read the following information about this opportunity found below. The successful candidate...

Senior JavaScript Developer 3-4 days p/week in London Senior JavaScript Developer – Would you like the opportunity to work for a fast growing start-up who are on a mission to create an AI tutor to help learners? They’re currently building an all-in-one platform for aiding students to achieve their full potential. AI is at the heart of everything they do, from their products to the way they work...

Are you an experienced JavaScript Developer with a passion for building solutions that power the utilities sector? One of my clients are hiring on a contract basis to help deliver technology that keeps the UK’s essential services running smoothly. What You’ll Do: - Develop and maintain scalable web applications for utility clients - Work with modern JavaScript frameworks (React, Node.js,...

Senior JavaScript Developer 3-4 days p/week in London Paying up to £80k Senior JavaScript Developer – Would you like the opportunity to work for a fast growing start-up who are on a mission to create an AI tutor to help learners? They’re currently building an all-in-one platform for aiding students to achieve their full potential. AI is at the heart of everything they do, from their products...