React native jobs in United Kingdom - Page 3

About the Opportunity We’re hiring on behalf of a venture-backed fintech startup building an AI-driven platform that is reshaping how investors analyse and manage alternative assets such as private equity and private credit. The company has already built its MVP and secured backing from experienced fintech founders and senior leaders in financial services. The next phase is about scaling the platform properly: building robust architecture, clean engineering practices, and production-grade systems. They’re now looking for a hands-on Technical Lead who wants to stay close to the code while helping shape the technical foundation of the platform. The Role This role is for someone who wants to lead through engineering, not meetings. You’ll still be writing code daily while helping define how the platform evolves technically. Working closely with the CTO, you’ll help design and develop an AI-native SaaS platform that automates due diligence and investment workflows in a legacy financial industry. Your impact will come from building great systems, setting high engineering standards, and solving complex technical challenges alongside the team. What You’ll Be Doing You’ll take ownership of the architecture of an AI-driven investment intelligence platform while remaining hands-on across the stack, from frontend interfaces through backend services, AI integrations and infrastructure. Working closely with product leadership, data scientists and the CTO, you’ll contribute to both the technical direction and product evolution. As the team grows, you’ll help guide and mentor a small engineering group, setting the technical bar through example while helping ensure the platform is scalable, secure and reliable. You’ll also have the opportunity to experiment with emerging AI frameworks, tooling and infrastructure as the platform evolves. What We’re Looking For 5+ years professional software engineering experience 2+ years operating at senior or lead level Strong ownership mindset and ability to operate in ambiguous startup environments Node.js, React and TypeScript experience Python for AI automation and workflow development Experience building microservices or distributed systems Exposure to AI / LLM frameworks (LangChain, OpenAI APIs, Vertex, LiteLLM etc.) Experience with GCP and modern DevOps practices PostgreSQL and relational database design Event-driven systems (Kafka, Pub/Sub) and MongoDB Experience shipping production SaaS platforms Nice to Have Experience with RAG systems, agents or MCP Exposure to blockchain or tokenisation frameworks Knowledge of security, cryptography or distributed systems Previous experience in fintech or asset management Why Join Work on a technically ambitious AI platform within fintech Stay deeply hands-on while influencing core architecture Partner closely with an experienced CTO and strong founding team Real ownership, your technical decisions will shape the product A high-trust, low-bureaucracy startup environment where engineers have real impact

Senior Software Engineer Fully Remote – UK Golang / GCP / Terraform £75,000-£85,000 We have partnered with a fast-growing, cloud-native technology company delivering child safety & well-being solutions to clients across the UK and Europe. The platform is built on modern microservices architecture, leveraging Go (Golang) and Google Cloud Platform (GCP) to power high-performance systems that are used by thousands of customers daily. Founded over 10 years ago, the company have grown into a global leader within their respective field who are now part of a wider group and now looking to expand their development team with new projects launching this year. The role is fully remote within the UK, and any successful candidate would need to be based in the UK. Sponsorship cannot be offered for this role. Key Responsibilities Design, develop and maintain backend services using Golang Build and deploy scalable Cloud platforms on GCP – AWS or Azure is fine Good experience with SQL and working with large datasets. Confident on the Frontend, working with Typescript & React. Contribute to system architecture and technical decision-making Develop RESTful APIs and event-driven microservices Work with cloud-native technologies including containers and serverless Implement CI/CD pipelines, Terraform and infrastructure-as-code Other non-essential skills include: Machine Learning, .Net, Testing. Open to mentoring junior developers and leading on projects. Salary: £75,000-£85,000 Benefits: Bonus, Share Scheme, 25 Days Holiday, 8% Pension, Private Medical. If this role sounds of interest, please apply and I can give you a call. Tim Stock (phone number removed) | (phone number removed) (url removed) (url removed)

Job Title: Senior Software Engineer in Test Type: Inside IR35 Contract Rate: £600-£650 per day Duration: 6 months minimum (likely to extend) Location: London - 3 days on site (Canary Wharf) A large fintech business are looking for a senior-level quality engineer with a strong software engineering mindset to help shape and safeguard new UI and platform capabilities across complex workflow-driven systems on a contract-basis. This role sits embedded within product engineering, operating in a shared ownership model alongside Java and React developers, with a heavy emphasis on automation. What you’ll be doing Building and maintaining automated coverage across the stack, from APIs through to user journeys, using established internal tooling and frameworks. Evolving existing test frameworks where required, while staying aligned with core engineering standards. Working closely with frontend and backend engineers to ensure critical paths are well understood, well tested, and production-ready. Participating in code and design discussions with a quality-first lens across the full delivery lifecycle. Applying targeted exploratory testing early, where automation is still catching up with new functionality. Ensuring automated testing is a first-class citizen within CI/CD, enabling fast and reliable releases. Validating business-critical workflows within post-trade / collateral-style domains, where correctness really matters.What we expect A solid engineering foundation, backed by significant hands-on experience in test automation. Deep familiarity with Java or JavaScript/TypeScript-based automation, including modern UI and API testing approaches. Comfort working across React-based front ends, RESTful services, and distributed architectures. Experience operating in environments without a dedicated QA function, where quality is owned collectively. Strong problem-solving skills and the ability to communicate clearly with engineers and stakeholders alike.Bonus points for Exposure to cloud-native platforms (particularly AWS). Working knowledge of containerised environments. Experience with performance or resilience testing. Familiarity with workflow engines, event-driven systems, or highly distributed platforms Please note that you must be located in/around London and have UK right to work to be considered for this position - thank you

Our client is a market leading startup. They are the only company currently able to provide a full AI-driven solution to their market. Theyare looking for a developer to take ownership of the LiDAR room scanning journey. This role is critical to improving scan quality, 3D model accuracy, and overall stability of the LiDAR-to-portal pipeline. Key Responsibilities Own and improve the end-to-end LiDAR scan journey, for mobile capture Work on 3D room reconstructionusing LiDAR data and render accurate models Identify, fix, and proactively improve issues in existing LiDAR and 3D implementations Take responsibility for ongoing improvements without relying on legacy ownership Required Experience Strong experience building mobile applications that use LiDAR Hands-on experience with Apples RoomPlan / ARKit / LiDAR APIs Experience capturing spatial data and turning it into usable 3D room models Strong Swift / iOSexperience (especially for native LiDAR workflows) Experience working with React Native, including bridging native modules Understanding of 3D rendering conceptsand working with 3D engines (e.g. Three.js / similar) ALL APPLICANTS MUST BE FREE TO WORK IN THE UK Exposed Solutions is acting as an employment agency to this client. Please note that no terminology in this advert is intended to discriminate on any grounds, and we confirm that we will gladly accept applications from any person for this role. TPBN1_UKTJ

Founding Engineer (EnergyTech / AI) London | Hybrid (3 days onsite) | £70k-£120k + Equity A venture-backed EnergyTech start-up is building a new type of power company designed for the electrified future. As renewable energy adoption accelerates, the challenge is no longer just generating power, but storing, managing, and intelligently dispatching it. This team is developing software that sits at the centre of that transition, enabling a new generation of energy suppliers built around flexibility, storage, and intelligent automation. Backed by leading investors and founded by operators with experience from some of the most respected names in the European energy ecosystem, the business has already launched its first product and is growing rapidly month-on-month. The next phase is building the core technology platform that will power a fully integrated energy supplier launching later this year. This is an opportunity to join a small, highly capable engineering team building core infrastructure for a next-generation energy platform. The Role You will work across the full product stack, helping design and build the systems that power both the customer experience and the operational backbone of the platform. Engineers here take ownership of problems end-to-end, from shaping early ideas through to delivering production features used by customers. Responsibilities include: Building full-stack product features across web, backend services and data systems Designing APIs and integrating with hardware and energy data platforms Developing AI-enabled capabilities, including LLM-powered workflows and operational tooling Contributing to core supplier infrastructure such as billing systems, operational tooling, and internal platforms Working closely with founders and customers to shape the product direction Tech Stack Frontend: React, React Native, TypeScript Backend: Python, FastAPI, PostgreSQL Infrastructure: GCP, Terraform, Airflow AI: LLM integrations and AI-driven automation What They're Looking For Experience as a Full-Stack Engineer building production systems Strong engineering fundamentals and the ability to work across backend and frontend systems Comfort operating in a fast-moving start-up environment where priorities evolve quickly A proactive mindset with a bias towards ownership and solutions Interest in the energy transition or climate technology is a strong plus Engineers who thrive here tend to enjoy working close to the problem, communicating clearly across technical and non-technical teams, and taking initiative rather than waiting for direction. Package £70k-£120k salary depending on experience Meaningful equity Private health insurance Meal allowance and team dinners Hybrid working (London office 3 days per week)

Job Description: Azure Data Developer Consultant We are seeking a high caliber Azure Data Developer Consultant for a mission-critical, fully hands-on contract engagement. This role sits at the intersection of enterprise application development and complex data architecture, acting as a technical linchpin for a high-profile client. Engagement Overview Role: Azure Data Developer Consultant Location: Remote (with occasional travel to Client) Clearance: Active SC Clearance Required Status: Fully Hands-on / Technical Leadership Inside IR35 Key Technical Responsibilities As a trusted advisor, you will lead the design and delivery of scalable, secure cloud-native applications. Your remit includes: Application and DevOps: Lead development of enterprise-grade apps using React and Python via TDD . You will architect CI/CD pipelines and IaC, deploying via Azure App Services, Functions, and Logic Apps. Data Architecture: Design resilient, cost-effective environments aligned with the Microsoft CAF , focusing on secure networking, identity, and compliance governance. Consultancy and Leadership: Translate stakeholder requirements into technical roadmaps, mentor junior developers, and support pre-sales/solution design. Technical Profile Essential Skills Data Stack • Synapse (or Databricks/Jupyter), Spark/Python, and SQL. DevOps, • Git/ADO, CI/CD, and Infrastructure as Code. Azure Services, • App Services, API Management, and Logic Apps. Legacy/Hybrid, • SQL Server and Oracle understanding. Data Modeling, • Advanced architecture and PowerBI familiarity. £600.00 / day Talent International UK and it's subsidiaries, Digital Gurus, Infinite Talent and Rethink act as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this opportunity, you accept the TandC's, Privacy Policy and Disclaimers which can be found at talentinternational.co.uk TPBN1_UKTJ