376 to 400 of 1,189 React Jobs

UI Senior Lead Software Engineer - Commodities

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
assisted development and automation capabilities, to improve the value realized by automation Required Qualifications/Skills Hands‐on experience building production UIs with React and TypeScript in large‐scale applications Strong knowledge of modern front‐end engineering, including state management, asynchronous data flows, and UI architecture Expertise in performance optimization ...

Principal Front End Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
back‐end development and APIs. Excellent development experience with modern JavaScript frameworks, back‐end technologies and testing tools are necessary. Our technical stack includes React, Playwright, Vite, Node.js, Java, Spring. Experience in aggregation businesses or open banking is also highly advantageous. Lead and mentor the Front End team, driving ...

Founding Engineer, Infrastructure & Platform

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Cross, on‐site showers for those who enjoy active commuting, and serious per‐engineer AI tooling and API budgets. Tech Stack. TypeScript, Node.js, React, Tailwind, OpenAPI, Express, Azure (Container Apps, Service Bus, Front Door, Entra ID), Postgres, Terraform, GitHub Actions, Docker. Anthropic‐first AI with in‐house evals and scaffolding. ...

Software Engineering Manager

Hiring Organisation
Jobleads-UK
Location
Nottingham, England, United Kingdom
must, and somebody who remains comfortable with technology, architectural decisions and technical trade‐offs. Previous experience in our tech stack – Java, Spring, Javascript, React, Typescript, AWS and who is a strong advocate of tight feedback loops through mechanisms including, but not limited to automated tests, CI/CD pipelines ...

Senior DevOps Engineer

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
Splunk or similar. And any experience of these would be really useful Application development and testing ecosystems (e.g. Java Spring Boot/Quarkus, Node.js, React, automated testing). Code quality, security scanning and vulnerability management. Secrets and certificate management (e.g. HashiCorp Vault). Cloud cost awareness and optimisation (FinOps). ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
/Sub, or similar event systems.* Experience with logs, metrics, dashboards, alerts, and tracing.* Experience writing automated tests and reviewing code. ## **Useful Experience*** React/TypeScript or similar frontend experience.* Experience with merchant-facing or customer-facing product workflows.* Experience with third-party integrations, account linking, OAuth, or external ...

ML Ops Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Frontend Development. We don't expect you to join us with specific tech knowledge, but we do expect you to work with our tools: React, TypeScript, C++, and Python. Our APIs are written in C# with ASP.NET Core, using Azure Cosmos DB and Azure Active Directory for authentication. Our headquarters ...

Senior Fullstack Engineer

Hiring Organisation
Jobleads-UK
Location
Luton, England, United Kingdom
engineers and help them grow WHAT WE'RE LOOKING FOR Extensive full-stack experience building and shipping production-grade systems Strong front-end skills (React, TypeScript, or equivalent) with genuine care for great web interfaces A builder’s mindset. You understand the who and the why, and you own what ...

Senior Python Backend Software Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
writing code to manage incoming data, working with AI Engineers to analyse huge data sets, or writing Restful APIs in Django to support the React front end. Our ideal candidate takes pride in their work – producing clean, tested, beautiful code. Rather than give you a detailed set of requirements ...

Senior Staff Software Engineer

Hiring Organisation
Jobleads-UK
Location
City of Edinburgh, Scotland, United Kingdom
shared library, design system, or SDK Understanding of modern architectures, design patterns, and platform nuances Knowledge of web libraries and frameworks, such as Typescript, React, Angular, and/or Bootstrap Experience influencing technical outcomes across Engineering verticals. Expert experience with testing concepts, test tools, and integrating testing and best practices ...

Principal Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
like Java, Javascript, Kotlin SQL and NoSQL Databases e.g. Postgres and MongoDB Cloud platforms like AWS Knowledge of common development frameworks and tools, e.g. React, Spring, Temporal Nice to have: Data Engineering/ML Experience You are at the forefront of development practices like TDD, CI, CD and know where ...

Principal Engineer

Hiring Organisation
Jobleads-UK
Location
Cardiff, Wales, United Kingdom
like Java, Javascript, Kotlin SQL and NoSQL Databases e.g. Postgres and MongoDB Cloud platforms like AWS Knowledge of common development frameworks and tools, e.g. React, Spring, Temporal Nice to have: Data Engineering/ML Experience You are at the forefront of development practices like TDD, CI, CD and know where ...

Senior Software Engineer II London, England, United Kingdom London, England, United Kingdom

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
video or media processing, codecs, streaming, or format analysis Desirable: Experience with Azure cloud services, and a range of modern languages including TypeScript/React, .NET, Python, Java or C/C++ Benefits That Benefit You Competitive base salary and RSUs Comprehensive pension plan with matching contribution Private health insurance ...

Staff Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
reasoning systems. Experience with LLM integration in production systems – prompt engineering, evaluation, working with APIs such as Gemini, Claude, or OpenAI. Frontend experience with React and TypeScript – we value engineers who can contribute across the stack when needed. Experience in regulated industries – fintech, audit, compliance, insurance, or banking. Familiarity with ...

Maritime Technical Director

Hiring Organisation
Jobleads-UK
Location
Portsmouth, England, United Kingdom
senior stakeholder groups. Technical knowledge Experience of modern development ecosystems, with sufficient technical depth to lead teams using technologies such as Python, TypeScript, React and relational or non-relational database technologies. Experience of platform and delivery tooling such as Docker, Kubernetes, GitHub Actions, Tekton and associated DevSecOps toolchains. Working knowledge ...

Engineering Lead - Public Markets Operations Technology

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
vulnerabilities Qualifications The knowledge, experience, and qualifications you need: Strong expertise in at least one of C#/.Net, Python, Nodejs and/or React Good experience of cloud‐based data platform technologies e.g. Snowflake, and low code platforms e.g. Outsystems, Power Platform, is an advantage Good understanding of engineering ...

Principal Presales Engineer

Hiring Organisation
Jobleads-UK
Location
United Kingdom
cloud application architectures Experience writing code in one or more of the following areas: Backend (Java, C#, Node.js, Python or PHP) Web (JS, React) Experience with designing and consuming REST APIs Familiarity with Mobile development, especially for iOS and Android. Previous experience in Telecommunications, SIP, WebRTC, or Contact Centre ...

Staff Software Engineer

Hiring Organisation
Jobleads-UK
Location
City of Edinburgh, Scotland, United Kingdom
about Python or Go, you're in the right place. Backend : Python, Go, TypeScript (where we're investing); Java and PHP (established services) Frontend : React Deployment : Kubernetes primary; serverless where it's the better fit Cloud : AWS Data : Postgres, MongoDB, OpenSearch/Elasticsearch, vector stores AI : GenAI features already ...

Engineering Manager (Hands-on)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
wrong has real financial consequences Are comfortable with evolving scope as Ledgy expands into new forms of compensation Our Tech Stack* Language: TypeScript Frontend: React, Tailwind CSS, tRPC Backend: tRPC, Node.js, MongoDB, Temporal Infrastructure: Docker, GitHub Actions, GCP, Terraform Cloud, Kubernetes *We don’t expect proficiency in this specific stack ...

Engineering Lead (Backend) - AI

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
building backends and data environments completely from scratch) Previous experience with Azure (Container Apps, endpoints, and cloud deployment) Experience working with frontend technologies (TypeScript, React, others) Prior exposure to NLP, LLMs, and ML tools Experience in professional services domains In return Fletchers offers: 35 hours working week Bonus scheme (subject ...

Software Engineer - Affiliate Operations

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
technical challenges. Growth Mindset: You embrace feedback, enjoy learning new technologies, and use data to validate ideas and improve customer outcomes. Experience with React, TypeScript, GitHub Actions, AWS, modern CI/CD pipelines, or ecommerce platforms such as Shopify, Magento, or Salesforce Commerce Cloud would be a strong advantage. ...

Senior DevOps Engineer

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
Splunk or similar.**And any experience of these would be really useful*** Application development and testing ecosystems (e.g. Java Spring Boot/Quarkus, Node.js, React, automated testing).* Code quality, security scanning and vulnerability management.* Secrets and certificate management (e.g. HashiCorp Vault).* Cloud cost awareness and optimisation (FinOps). ...

Full-Stack Software Engineer - GDS

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Bring Experience building and shipping production‐quality software. Strong TypeScript/JavaScript skills and significant frontend experience in production codebases. Solid experience with React and modern frontend tooling such as Tailwind. Comfort collaborating with designers in Figma (or similar tools) and translating designs into accessible, responsive UI. A user‐centric ...

Team Lead - Software Engineering

Hiring Organisation
Jobleads-UK
Location
Cambridge, England, United Kingdom
continuous improvement. Our Technical Stack We prioritize fundamental engineering principles over specific tool familiarity. Our current environment includes: Core: Python (Backend) and TypeScript/React (Frontend). Infrastructure: GCP, Docker, Kubernetes, Terraform, Jenkins, and GitHub Actions. Data & Storage: PostgreSQL and Google Cloud Storage (GCS). Observability: ELK Stack, Prometheus ...

Platform Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
domain, and are supported by our Platform, Domain Engineering, Data and IT teams. Our platform uses technologies including Ruby and Rails and Python/React, backed by PostgreSQL, Fargate/ECS on AWS, and Cloud Run on GCP. It exposes APIs that are used by our multi‐brand Angular webapp ...