senior javascript developer jobs in City of Westminster

React Native Developer - Hybrid - Outside IR35 | React Native | FinTech | JavaScript | TypeScript All potential candidates should read through the following details of this job with care before making an application. We're working with a fast-growing FinTech in London that's building next-generation mobile products used by thousands of customers daily. They're looking for an experienced React...

About Webigence and Spark Travel Is this your next job Read the full description below to find out, and do not hesitate to make an application. Webigence has 25 years of experience crafting UX‐first, often highly complex software. Our engineers pair forward‐thinking agile practices with an obsession for intuitive design, shipping products that feel effortless even when the logic underneath is...

Location: 1 day remote + 1 day on-site in London Contract: Freelance, approx. 3-month rolling project Reports to: Technical Lead Rate: £250 - £350 per day Start: ASAP If you think you are the right match for the following opportunity, apply after reading the complete description. Intro We're looking for an experienced Senior Developer to join us on a short-term freelance basis, working...

You will be a strategic thinker, trusted advisor, and results-driven, capable of shaping and delivering solutions that make a real impact. Your Role Will Involve - Strategic Leadership: - Develop and implement a proactive business development strategy aligned with HMRC's transformation roadmap, focusing on tax policy innovation, digitalisation, and operational excellence.

You will be working in a fast-paced environment to develop new website themes and add new features in a complex Next. js-based codebase (including a CMS). This is a great opportunity for the right person to take on a challenging and broad role. Homeflow is operating on a fully remote basis but occasional travel will be required for our company meet ups (bi-annually at most in the UK).

Senior Backend Developer – Node.js, TypeScript, Kafka - up to £70k Make your application after reading the following skill and qualification requirements for this position. Leading E-commerce Brand | Up to £70,000 | Hybrid (2 days/week in London) We're partnering with a leading e-commerce business that's scaling a modern, event-driven platform to support high transaction volumes and continued...

Senior Python Quantitative Developer sought by a specialist and multi-award-winning Systematic Hedge Fund in a brand-new Core team designing and implementing a greenfield centralised Python/SQL/Linux/Docker platform for Backtesting, Pricing, Risk and Performance to be used across all Funds and Investment teams. Qualifications, skills, and all relevant experience needed for this role can be found...

Senior Business Development Manager While professional experience and qualifications are key for this role, make sure to check you have the preferable soft skills before applying if required. 12‐Month Fixed‐Term Contract — London Hybrid & Competitive Salary An international law firm is seeking a Senior Business Development Manager to join its London office on a 12‐month FTC. This senior role...

ROLE OVERVIEW // Hit Apply below to send your application for consideration Ensure that your CV is up to date, and that you have read the job specs first. We are recruiting for a Senior Business Development Manager to drive forward our Technology Group. The Technology Group is an established strategic priority for Slaughter and May and is made up of partners and associates from across various...

Senior Frontend Developer Considering applying for this job Do not delay, scroll down and make your application as soon as possible to avoid missing out. Up to £90,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to lead a high performing squad of engineers building a unique SAAS platform which is radically...

We are a small London startup with the ambition to change education with ML-powered tutoring. Our flagship product is a mobile application for teaching English to intermediate and advanced learners. Increase your chances of an interview by reading the following overview of this role before making an application. We're on the verge of solving one of the biggest challenges in education – making...

You will collaborate with our design team on feature ideation and user experience. Your role will involve building and maintaining TypeScript components using React, Node, and NextJS. Additionally, you will be responsible for translating Figma designs into modular, reusable UI elements.

Role | Junior Business Development Executive Apply below after reading through all the details and supporting information regarding this job opportunity. Area | Business Development, Sales Support, Market Growth Based | London, Office-based, Full-time Sector | Procurement/Distribution Hi We're working with a well-established, fast-growing international business. With a strong track record...

You will be required to lead the development and delivery of insurance business plans, focusing on Lloyd's coverholder models and future risk-carrying options. As well as provide underwriting oversight, drive strategic decision-making, and collaborate with senior stakeholders across underwriting, actuarial, finance, and distribution.

Business Developer – Biomethane & Biogas - UK & Ireland Take the next step in your career now, scroll down to read the full role description and make your application. Sector: Renewable Energy | Biomethane & Biogas Contract: Full-time | Senior-level About SYSADVANCE SYSADVANCE is a growing, agile, multinational company, deploying innovative solutions for the biomethane and biogas market....

Senior Software Engineer (Python) – Contract | Outside IR35 The experience expected from applicants, as well as additional skills and qualifications needed for this job are listed below. £550–£650/day | 6 months+ | Paddington (3 days onsite) We're partnering with a well-funded, fast-scaling AI & tech upskilling platform that works with 1,500+ organisations to help people build real-world...

You will work closely with delivery and leadership to ensure clients receive exceptional service while scaling account value. Key Responsibilities - Expand existing client relationships - Build trusted relationships with senior stakeholders (Hiring Managers, Programme Leads, Procurement)

We are currently partnering with a market-leading Insurance company, to recruit a Business Development Lead. This role serves as the local partnerships "hunter" for a specific geography, responsible for developing and delivering the local partnership pipeline in line with the wider Wholesale strategy. Interested in this role You can find all the relevant information in the description...

We never ask for any kind of payment as part of our selection process, and we always contact candidates via our corporate accounts and platforms. If you are approached for payment or asked to make a purchase, this is likely to be fraudulent. Please check to see whether the role you are interested in is posted here, on our website. Make sure to apply quickly in order to maximise your chances of...

Business Development Representative – UK Are you ready to apply Make sure you understand all the responsibilities and tasks associated with this role before proceeding. Our client is a Series A AI company building a proactive, pre-crime fraud and scam prevention platform used by leading banks and financial institutions. Their technology identifies and prevents scams before transactions take...