lead javascript developer jobs in Windsor, Berkshire

React Native Developer - Hybrid - Outside IR35 | React Native | FinTech | JavaScript | TypeScript 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 Native Developer to join the team on a contract basis, contributing to high-impact features across their mobile...

Position: Front End JavaScript Developer Reports to: Front End Development Team Lead Hours: 40 hours Location: 3 days in North London office (Monday – Wednesday) Salary: £60 - £80,000 + eligibility for performance bonus Start date: ASAP Purpose of the role: As a Front End Developer you will join one of our multinational Scrum teams to create state-of-the-art software solutions. In all...

You will be a great fit if you: - Have 5+ years full-stack experience, with strong JavaScript/TypeScript depth. - Are backend-leaning, with deep Node. js and API experience. - Have previously worked in early-stage start-ups or very lean engineering teams. - Have extensive evidence of being a hands-on individual contributor in complex codebases.

We’re partnering exclusively with one of London’s most prestigious trading powerhouses to hire a standout Front-End Software Engineer — someone who lives and breathes elegant UI engineering and wants to build products that matter at millisecond scale. This is your chance to work at the core of high-performance trading tech, crafting ultra-fast, hyper-polished interfaces used by some of the...

Description Join us, be part of more. We're so much more than an energy company. We're a family of brands revolutionising how we power the planet. We're energisers. One team of 21,000 colleagues that's energising a greener, fairer future by creating an energy system that doesn't rely on fossil fuels, whilst living our powerful commitment to igniting positive change in our communities. Here, you...

You will work closely with traders, quants, financial engineers, and technology partners, contributing directly to the performance, resilience, and evolution of a mission-critical e-trading platform. What You’ll Be Doing - Design, build, and enhance a robust, ultra-low latency Fixed Income electronic trading platform

C++ Developer / Technical Lead (Windows C / C++, C#) London to £115k FTC Are you a skilled C++ Developer with technical / team leadership skills looking for a new opportunity? You could be progressing your career in a senior, hands-on role at a global market data provider. As a C++ Developer / Technical Lead you will head-up an Agile team (5 engineers) focussed on building and maintaining...

You will position INTEC as the EPC partner of choice, driving strategic partnerships and securing large-scale projects. Key Responsibilities 1. Market Strategy & Growth - Define and execute INTEC’s UK solar EPC business development strategy. - Identify high-value solar PV and BESS opportunities and emerging market trends.

You will establish the sales process, digital presence and lead generation capability required to create consistent pipeline, convert enquiries into profitable work, and support scalable growth. The role requires someone who has previously built business development capability from first principles and can take full ownership of pipeline creation, conversion and performance tracking.

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. Responsibilities include but are not limited to: - Manage the full business development...

You will oversee the procurement, management, and review of key HR contracts—such as managed service providers and HR systems—ensuring they consistently deliver exceptional value and performance.

You will be responsible for:

You should possess excellent financial planning and business modelling experience, along with a good understanding of sales-driven business models.

Lead Software Engineer (Java) – London / Hybrid Are you a Lead Backend Engineer with a strong background in Java and modern backend architecture? In this senior technical leadership role, you will set the technical vision, influence system design, and guide teams in delivering secure, scalable, and high-performing services. While remaining hands-on for key projects, you will focus on mentoring...

Lead Mobile Developer (Flutter) 📍 Remote-first (UK-based) 💰 £65,000 – £85,000 DOE We’re a fast-growing tech company building digital products that power some of the UK’s largest contractors. Our mobile apps are used every day on site — and we’re looking for a Lead Mobile Developer to help us take things to the next level. What you’ll do - Lead the design & development of Flutter apps for iOS...

Lead D365 Business Central Developer Location: London Bridge (1–2 days per week onsite) Salary: £85,000 – £95,000 + benefits We’re looking for a Senior / Lead Microsoft Dynamics 365 Business Central (BC) Developer who wants to stay deeply hands-on while taking clear technical ownership of the ERP platform. This role is ideal for someone who loves building, designing, and improving Business...

Job Description: Lead Mechanical Operator Mars Snacking | Slough 📍 Shape the Future with Mars! 🌍 This is an exciting opportunity to join the Mars Wrigley factory in Slough. We are seeking Mechanical minded individuals who hold a passion for maintenance. Whether your experience is maintenance of ships, cars, tanks, lifts, generators, or similar mechanical industries, your practical mechanical...

Bonhill Partners are supporting a leading asset management firm in hiring a Lead Application Developer. The chosen individual will support and guide the team, manage objectives and assist with career planning, as well as remaining hands on with programming when required. The firm is early in it's transformation program and will require the selected individual to assist with upgrading their...

You will be joining a company that aims to set a progressive industry agenda and is becoming an increasingly provocative, disruptive, and modernising voice.

You will be representing a service that includes pitch consultancy and a powerful marketing intelligence platform.

You will manage one direct report, with the opportunity to shape and build a small team as the function grows.

About us Founded in 2008, CitNOW is an innovative, enterprise-level software product suite that allows automotive dealerships globally to sell more vehicles and parts more profitably. CitNOW’s app-based platform provides a secure, brand-compliant solution – for dealers to build trust, transparency and long-lasting relationships. CitNOW Group was formed in 2021 to unite a portfolio of 12 global...

Lead Backend Developer – Node.js, TypeScript, Kafka - up to £80k Leading E-commerce Brand | Up to £80,000 | Hybrid (2 days/week in London) A leading e-commerce client is looking for a Lead Backend Developer to help shape the technical direction of a highly scalable, event-driven platform. This role combines hands-on development with technical leadership, working in a Node.js, TypeScript and...

Development Lead/ Technical Manager (Director) - Up to £150,000 + Bonus + Package 📍 Location: London (Hybrid) | 🏦 Industry: Banking & Financial Services We’re looking for an experienced Technology Manager to lead high-performing engineering teams within our bank’s core technology function. This role is ideal for a hands-on leader with deep C#/.NET expertise who enjoys shaping technical...