1 to 25 of 30 Permanent React Jobs in South Yorkshire

ready to move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. ...

principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end/full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A/B tests Experience building ...

principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end/full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A/B tests Experience building ...

places in the UK for Engineers to learn and grow. Essential Skills: Python JavaScript/Typescript. They use Vue.js but are open to any React.js engineers AWS/GCP MongoDB DynamoDB Nice to haves: Experience building a product from scratch Kubernetes/Terraform experience Architecture background ...

include browser optimisation, compiler technology or UX design which will be highly regarded. Skills 7+ years software engineering experience Expert in JavaScript, TypeScript and React Strong understanding of automated testing and QA Ability to translate complex ideas into high-quality, shippable products Mentoring and team leadership skills Collaboration with cross ...

include browser optimisation, compiler technology or UX design which will be highly regarded. Skills 7+ years software engineering experience Expert in JavaScript, TypeScript and React Strong understanding of automated testing and QA Ability to translate complex ideas into high-quality, shippable products Mentoring and team leadership skills Collaboration with cross ...

between Postgres, Redshift, and analytics layers. Design APIs for frontend and external integrations. Balance speed and quality — building for the long term. The stack React • TypeScript • Node.js • Postgres • AWS • Redshift • DBT • Power BI • Jupiter Notebook You'll bring 8+ years of backend engineering experience in complex systems. Experience with data ...

between Postgres, Redshift, and analytics layers. Design APIs for frontend and external integrations. Balance speed and quality — building for the long term. The stack React • TypeScript • Node.js • Postgres • AWS • Redshift • DBT • Power BI • Jupiter Notebook You'll bring 8+ years of backend engineering experience in complex systems. Experience with data ...

development across AI-first products Turning ML capabilities (Python, TensorFlow, PyTorch) into real customer value Working closely with engineering teams using TypeScript, Node.js, React, and Next.js Partnering with data teams working across AWS, Kafka, Spark, and modern data pipelines Shaping products built on secure, scalable fintech architecture (Event-driven, microservices ...

analytical, data-driven and inquisitive, constantly seeking insights and opportunities for improvement. Solid grasp of modern cloud infrastructure and our stack: MS Azure, .NET, React, Angular, Micro-services and Service-bus. Proven technical expertise in intricate, highly available and distributed systems, preferably within travel tech or regulated industries. Exceptional communication ...

make our products better. Tech stack You don't need experience with everything, but an appetite to learn and share knowledge is key. ReactJS, NextJS, Typescript, Playwright, EventStore, AWS. About you You love software engineering. You enjoy playing with new technologies, keeping ahead of trends, and sharing ideas. You care ...

make our products better. Tech stack You don't need experience with everything, but an appetite to learn and share knowledge is key. ReactJS, NextJS, Typescript, Playwright, EventStore, AWS. About you You love software engineering. You enjoy playing with new technologies, keeping ahead of trends, and sharing ideas. You care ...

Full-Stack Python Engineer (Backend-leaning, React exposure) EdTech - Outside IR35 I'm supporting an EdTech start-up doing some genuinely exciting work in the learning space, and they're looking for a Full-Stack Python Engineer to join on a 6-month contract. This is a hands-on build … Head of Tech and contributing directly to core product features. It's mostly back-end-focused, but there will be some front-end React work initially, so full-stack experience is important. What they're looking for: A strong Python engineer (4–5 years) who's comfortable owning back ...

Full-Stack Python Engineer (Backend-leaning, React exposure) EdTech - Outside IR35 I'm supporting an EdTech start-up doing some genuinely exciting work in the learning space, and they're looking for a Full-Stack Python Engineer to join on a 6-month contract. This is a hands-on build … Head of Tech and contributing directly to core product features. It's mostly back-end-focused, but there will be some front-end React work initially, so full-stack experience is important. What they're looking for: A strong Python engineer (4–5 years) who's comfortable owning back ...

assurance Mandatory Tech Stack: PHP (including modern frameworks and OOP principles) MySQL database design and optimisation JavaScript (including jQuery, and ideally modern frameworks like React or Vue) HTML5 & CSS3 (SCSS & Tailwind preferred) Version control using Git Understanding of UX principles and design implementation Ability to interpret and implement creative concepts … into high-quality websites Desired Tech Stack: WordPress and Shopify development experience Modern JavaScript frameworks (React/Vue/TypeScript) Figma design integration Experience working in an agency environment Knowledge of SEO best practices Linux server support experience Mentoring and supporting junior team members What our Client Offers: £ Competitive salary ...

annum Location: Fully Remote (UK-based) What you'll be doing: Design, build, and optimise scalable software using Node.js, TypeScript, React, AWS Lambda, Step Functions, DynamoDB Contribute to architecture discussions and ensure solutions are secure, cloud-native, and maintainable Use AI-assisted tooling to speed up development, testing, and debugging … ensure technical alignment across the platform What you'll need: Strong full stack experience with a backend-first mindset Expertise in Node.js, TypeScript, React, and modern cloud engineering Hands-on experience with AWS serverless, particularly Lambda, Step Functions, DynamoDB Solid understanding of scalable architecture and performance optimisation Experience in scale ...

real engineering problems in lean environments, this is it. What You'll Do Full Stack Development: Ship features across backend (majority) and front end (React/Next.js). Hands-On Problem Solving: Own complex engineering challenges end-to-end in an environment with limited process and support. Integrations: Build … process—because you've done it before. Are comfortable taking responsibility for deployments, testing, reliability, debugging, and performance. Have strong experience with: Node.js, Express.js React/Next.js (or similar) PostgreSQL/SQL Firestore GCP & Firebase Thrive in fast-paced, ambiguous, high-ownership environments. Bonus: Experience in hospitality tech or fintech. ...

market and our rapidly expanding team, you will have the opportunity to work on a wide range of projects, including fully custom WordPress websites, React websites with Express JS and more. Comprehensive training will be provided. This presents an outstanding opportunity to advance your career and broaden your knowledge across … problem-solving skills paired with meticulous attention to detail. Outstanding communication and teamwork abilities to facilitate effective collaboration. Additional experience with PHP, Blade, WordPress, React JS, Next JS, and Express JS is a plus but not mandatory. Opportunities/Benefits: Opportunities for career growth and development A collaborative and creative ...

market and our rapidly expanding team, you will have the opportunity to work on a wide range of projects, including fully custom WordPress websites, React websites with Express JS and more. Comprehensive training will be provided. This presents an outstanding opportunity to advance your career and broaden your knowledge across … problem-solving skills paired with meticulous attention to detail. Outstanding communication and teamwork abilities to facilitate effective collaboration. Additional experience with PHP, Blade, WordPress, React JS, Next JS, and Express JS is a plus but not mandatory. Opportunities/Benefits: Opportunities for career growth and development A collaborative and creative ...

Developer, .NET 10.0, C# 14 - Digital Download Site – Sheffield (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) With operations in over 20 countries our client has fast become a major … Core, C# and Azure SQL. You will be trained in all aspects of: .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Azure, Bootstrap, Agile and MongoDB. Top performers can expect to receive their first promotion (and pay rise) within 6 months. ...

Your work will focus on: Designing and implementing robust event-driven microservices and APIs Building scalable, cloud-native systems on AWS Developing modern, responsive React front-ends Integrating LLM-powered capabilities into real-world workflows Collaborating closely with product and AI specialists to turn ideas into reliable, customer-ready features … What you'll be working with You should be comfortable with most of our core technologies: Node.js and TypeScript React and modern front-end tooling AWS (e.g., Lambda, ECS/Fargate, API Gateway, SQS/SNS, DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures ...

Your work will focus on: Designing and implementing robust event-driven microservices and APIs Building scalable, cloud-native systems on AWS Developing modern, responsive React front-ends Integrating LLM-powered capabilities into real-world workflows Collaborating closely with product and AI specialists to turn ideas into reliable, customer-ready features … What you'll be working with You should be comfortable with most of our core technologies: Node.js and TypeScript React and modern front-end tooling AWS (e.g., Lambda, ECS/Fargate, API Gateway, SQS/SNS, DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures ...

Full Stack Engineer | TypeScript, React, SQL Server, Azure | Innovation Projects Staff Engineer/Principal Engineer/Full Stack Engineer Day rate: £550–£600/day (Outside IR35) Remote Working (UK) Contract: 6 months (likely extension) The Role You will join a new innovation function that operates as the technical strikeforce … thrive in problem spaces that aren't fully defined yet. What They're Looking For (Non-Negotiables): TypeScript (strong commercial experience) React or similar modern frontend framework Backend engineering skills with Node.js/TypeScript Strong SQL skills & RDBMS experience (SQL Server preferred) ORM experience (Prisma, Sequelize, TypeORM, or similar) Full ...

Full Stack Engineer | TypeScript, React, SQL Server, Azure | Innovation Projects Staff Engineer/Principal Engineer/Full Stack Engineer Day rate: £550–£600/day (Outside IR35) Remote Working (UK) Contract: 6 months (likely extension) The Role You will join a new innovation function that operates as the technical strikeforce … thrive in problem spaces that aren't fully defined yet. What They're Looking For (Non-Negotiables): TypeScript (strong commercial experience) React or similar modern frontend framework Backend engineering skills with Node.js/TypeScript Strong SQL skills & RDBMS experience (SQL Server preferred) ORM experience (Prisma, Sequelize, TypeORM, or similar) Full ...

What you will work on You will contribute across the stack, including: Building and shipping high velocity full stack features using Python, TypeScript and React Designing backend systems that integrate with LLM driven workflows and agentic pipelines Turning messy human knowledge into structured, self improving AI behaviours Working directly with … enjoys fast paced startup environments Someone who values ownership, learning and working closely with technical founders Tech stack Languages: Python, TypeScript Front end: React Cloud: AWS AI: LLM tools, agentic systems, workflow automation Approach: First principles, rapid iteration, strong fundamentals What you will get £40k to £60k salary based ...