React jobs in Basildon

UX/UI Product Engineer (React / TypeScript) London (Hybrid) Competitive base + equity The Opportunity Join a high-growth, venture-backed technology company building developer-first infrastructure in a complex, security-focused domain. This is a product engineering role with a strong frontend and UX

Software Engineer - Defined Benefits Team Location: London – hybrid 50% Contract: Permanent Hours: Full time – 35 hours Purpose Support the DB Transformation engineering team in designing, developing, and delivering enterprise-grade software built on a Python (FastAPI), React (Next.js), and Azure Ku

Board Intelligence is a technology and advisory firm that supercharges boards with the science of board effectiveness. We build better businesses and benefit society. Through a suite of AI-powered software tools, evaluation frameworks, and advisory services that distil twenty years of boardroom expe

Board Intelligence is a technology and advisory firm that supercharges boards with the science of board effectiveness. We build better businesses and benefit society. Through a suite of AI-powered software tools, evaluation frameworks, and advisory services that distil twenty years of boardroom expe

Location: Hammersmith, London Sector: New Media and Internet Contract Type: Contract Salary: £425 - £538 per day + Inside IR35 to Umbrella Contact: David King Contact Email: david.king@pcrdigital.com Published: 4 hours ago Duration: 3 months (TBC) Expiry Date: Thu, Apr 30 2026 Reference: BBBH13114_1

Buyapowa are looking for an experienced full stack developer to join our product development team, experienced in React and Ruby on Rails. If that sounds like you read on and apply now. We can't wait to chat. WHO WE ARE: We're the tech team at Buyapowa, a marketing tech firm from London. We are a fu

Scoutifi

🚀 We're hiring a Co-founder & CTO — come build the future of impact intelligence with us. At Scoutifi, we're automating socio-economic impact reporting — giving funders and business support organisations the tools to measure, report, and prove the true economic value of their work. We're early stag

Just Group plc

Software Engineer - Defined Benefits Team Location: London – hybrid 50% Contract: Permanent Hours: Full time – 35 hours Purpose Support the DB Transformation engineering team in designing, developing, and delivering enterprise-grade software built on a Python (FastAPI), React (Next.js), and Azure Ku

Product Builder - manda Hybrid in London, United Kingdom We’re looking for a Product Builder You'll own the technology platform for manda – iwoca's new SME Mergers & Acquisitions (M&A) venture. You'll move at founder pace, with the infrastructure and resources of an established fintech company behin

About Legend At Legend, we're building next-level player experiences. With 20+ years of proven success we’re the world's leading Sports and Gaming marketing company. Our people are our edge. 600+ sharp, ambitious Legends across 22+ countries who move fast, learn quickly and win together. Here growth

Company Description We’re Checkout.com – you might not know our name, but companies like eBay, ASOS, Klarna, Uber Eats, and Sony do. That moment when you check out online? We make it happen. Checkout.com is where the world checks out. Our global network powers billions of transactions every year, ma

Job Role: Senior UI React Engineer TypeScript Location: London, UK About The Job You Are Considering We are seeking experienced Senior UI React Engineer TypeScript with strong expertise in Banking domain who will overseeing the planning, execution, and successful delivery of projects Hybrid Working

Qube Research & Technologies

Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a group driven by technology and data, implementing a scientific approach to investing. Combining data, research, technology and trading exper

About Throxy Throxy builds vertical-specific AI Sales Agents power outbound sales for companies selling into legacy industries, an AI‑native, fully managed service that delivers qualified meetings. We’re looking for someone who can help us scale and keep accelerating. What You’ll Do Productionize AI

Graduate Software Developer About Reply: Reply specialises in the design and implementation of solutions based on new communication channels and digital media. As a network of highly specialised companies, Reply defines and develops business models enabled by the new models of AI, big data, cloud co

About the role We’re looking for Senior Frontend Developer who excels at first principle thinking and wants to pave new terrain. This is not a people management role. It’s for people that are able to do it themselves and lead through example. If you’re looking to do meaningful work and you’re not dr

AI Product Engineer | Full-Stack | Python | React | TypeScript | LLMs | Startup Experience Required Salary: £145,000 - £160,000 + meaningful cash bonus + equity Contract: Permanent Start: ASAP Working Model: Hybrid – London (2/3 days a week in office) Location: London Eligibility: Open to candidates

Location: Peterborough or London (Hybrid) Reporting to: DevOps Manager We’re looking for a Senior Full‑Stack Developer to join a technology function that’s in the middle of an exciting modernisation journey. This is a hands‑on, senior individual contributor role where you’ll help modernise business‑

The Role You'll join the Pharosyn team as an early hire — directly shaping the entire software stack. We are hiring founding engineers with different strengths; you are not expected to be senior across all three domains. AI Engineering •⁠ ⁠Prompt engineering and LLM orchestration •⁠ ⁠Building evalua

Insight International (UK) Ltd

Role: Support Lead / L3 Lead Engineer Location: London (2-3days/week On-Site) Job Type: Contract Required: Support Full Stack Lead (.NET, REACT and SQL) Role Purpose Provide technical ownership and escalation leadership across TimeGate, TimeGate Plus, and Templa platforms, ensuring stable production