lead react developer jobs in Doncaster

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 – 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...

Job Description Make a positive change – work for The Alcohol & Drug Service Lead Development Trainer Generis Full-time Hessle/Agile Salary £30403 - 36729 Depending on experience. Generis is the specialist training and development department of ADS, delivering accredited and bespoke training. The Lead Development Trainer role is an exciting career opportunity for someone with experience of...

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. 🎯...

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...

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

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...

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 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,...

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 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...

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/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...

You will own new business opportunities, lead client relationships, and ensure our learning solutions are aligned to client objectives. This role is ideal for someone who enjoys being both commercially focused and strategically consultative, bridging the gap between client needs and our delivery teams.

Company Background Allume Energy is an Australian technology company dedicated to enhancing solar energy accessibility for multi-dwelling residential properties. Our flagship innovation, SolShare, represents a world-first in hardware and software solutions, enabling multiple flats to be physically connected to a single solar power system. SolShare addresses a growing disparity in energy equity...

You will be responsible for meeting with clients and providing sales presentations and product demonstrations, working alongside the sales team to book appointments and manage your pipeline. The successful candidate will have strong organisation, time management and a previous track record of achieving sales targets and delivering presentations.

Business Development Manager | Field-Based (UK-Wide) | £60K Guaranteed Minimum + Realistic OTE £155K+ | Company Car or £5K Allowance Locations* London, Bristol, Milton Keynes, Swansea, Nottingham, Newcastle, Liverpool, Watford, Bolton, Oldham, Hull, York, Worcester, Dudley, Brighton, Hertfordshire, Gloucestershire Let's be direct: if you're a seasoned BDM who's tired of chasing cold leads,...

Business Development Manager – Marine Geotechnical Location: UK (with international travel) Employment Type: Full-time About the Role My client is seeking an experienced Business Development Manager to lead growth within the International Marine Geotechnical sector. This is a strategic role focused on expanding market share, driving revenue, and building strong client relationships...

Job Description This is an excellent opportunity to join a truly exceptional logistics provider at a key stage in their growth. Our client supplies a range of warehousing and distribution services to many household name, blue chip companies in the retail, hospitality and other sectors. They have recently moved into a purpose built, state of the art facility that substantially increases and...