lead react developer jobs in Billericay

You must speak, write and be able to understand fluent English. - Deep knowledge and regular usage of Firebase suite, especially Firestore. - Strong proficiency in TypeScript and modern JavaScript (ES6+).

You must enjoy constantly learning and researching to improve your level of expertise.

Senior Full Stack Engineer | Up to £110K | One of the UK's fastest growing AI platforms | UK Remote | React/Node/TypeScript I am currently working with one of the fastest-scaling platforms in the creator economy which is a creator-first, AI-powered product that enables creators around the world to directly monetise their audiences. Every system you build will operate at serious global scale. 🎯...

🚀 Senior Full-Stack Engineer – TypeScript / React / AWS 💰 Up to £80k | Fully Remote (UK) 💻 Tech Stack: TypeScript, Node.js, React.js, AWS ✅ Slight backend lean We’re on the hunt for a hands-on Senior Engineer to join a fast-moving team delivering real, production grade systems. This isn’t R&D or proof-of-concept work, they’re shipping cloud-native, AI-enabled products that customers actually...

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...

A leading construction recruitment agency in Essex seeks a Senior Technical Coordinator for a top residential developer. The role focuses on managing the development process while ensuring compliance with regulations. The ideal candidate has over 5 years of experience in residential developments and strong communication skills. Benefits include a competitive salary of up to £60,000 plus...

You will help us test several ideas/hypotheses by: - Launching initial outreach to relevant brands/agencies from your own network - Running intro / discovery calls with interested decision-makers - Collecting honest feedback and market signals - Structuring insights into clear, actionable recommendations

A high-performing secondary school is seeking a Head of Physical Education to lead a successful PE department. This permanent, full-time role offers an opportunity to drive excellence in both curricular and extracurricular activities. The successful candidate will have responsibilities including teaching PE up to GCSE and post-16, developing a passionate team, and contributing to the school's...

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).

Market Design Lead – Switching & Registration Who Are RECCo? We are an independent, non-profit organisation responsible for the Retail Energy Code — a key part of how the GB retail energy market is regulated. But we don’t just manage rules. We look ahead, not just react, helping the market change in the right way. We deliver secure digital services, clear governance, and practical solutions...

About Prighter Prighter is a fast-growing LegalTech company building productised services and SaaS solutions for compliance with data protection as well as AI & digital governance regulations. With the mission to enable companies around the world to comply with regulatory requirements for their digital business, our services and SaaS solutions guide our global clients through the increasingly...

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by thousands of people and will directly...

Senior/Lead Software Engineer – Fully Remote (UK) A global B2B SaaS technology business is building out its European engineering hub and is hiring multiple Senior / Lead Software Engineers (JavaScript) to develop and enhance a mission-critical platform used internationally. These are hands-on individual contributor role with strong ownership — ideal for engineers who enjoy building high-quality...

About Us We are a fast-growing fintech company building modern, scalable platforms that power real-world financial products. Our engineering culture values clean architecture, strong ownership, and pragmatic innovation. We operate in a cloud-native, microservices environment and invest heavily in frontend quality, design systems, and developer experience. The Role As a Lead Fullstack Engineer,...

On a mission to help people who have been diagnosed with chronic kidney disease, this start-up are looking to bring on a Senior TypeScript Developer, who’s fully embraced AI-assisted development. Their mission is to make life better for people suffering from kidney disease by building one of the first algorithm-based behavioural change programmes. The application that does this brings together...

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet runs...

About the Role: We’re seeking an experienced Business Development Executive to promote leading-edge printing and document management systems. You’ll help businesses transform how they print while building a rewarding revenue stream for yourself. Perks & Benefits: - Earn 75% on every sale, plus 50% profit share on all recurring service contracts. - Total flexibility—set your hours and work...

Reports To: Sales Director Location: Remote – UK Based Role Overview The Business Development Representative (BDR) plays a vital role in driving Findmore Consulting’s growth by identifying and qualifying new business opportunities. This role focuses on generating high-quality HubSpot prospects through research, outreach, and qualification, ensuring a consistently strong and active sales...

The Beauté Group is growing fast and we’re now looking for a commercially driven BDM to take ownership of new business sales for our aesthetic device portfolio, including INDIBA distribution and Lumi SKN devices. This role is not for someone who needs all of their leads handed to them. It is for someone who knows how to open doors, build relationships, and close high-ticket sales in the...

New Vision Display (NVD), a global manufacturer of small to mid-sized touchscreen display components for some of the world’s leading brands, is hiring a full time Sales & Business Development Manager (BDM) to drive business growth across Europe. Supply chain members or end customer markets could be located in Europe or elsewhere. NVD’s expertise includes passive and active-matrix liquid crystal...

Senior Business Development Manager – Fleet Mobility Solutions Provider £50,000 basic - £55,000 basic + £25,000 OTE Uncapped + EV Company Car If you’re ready to make an impact, this is the role that puts you in the driving seat. A competitive package, a premium company car, and the chance to join a private equity-backed business on a rapid growth trajectory. Expect pace, ambition, and the kind...