Senior Front-End Engineer React/AWS | Fully Remote (NI) Are you an experienced Front-End Engineer ready to work on a product unlike anything else being built in Northern Ireland? Do you thrive on solving complex technical challenges and building fast, scalable systems that handle high volumes of real-time transactions? My client is … creating a cutting-edge platform used by customers worldwide a system built for performance, scalability, and exceptional user experience. As part of their continued growth, theyre seeking a Senior Front-End Engineer to join their team remotely from anywhere in Northern Ireland. This is a rare chance to join a company working on something truly unique in the … region combining global product reach, a modern cloud-native tech stack, and a strong culture of engineering excellence. What Youll Be Doing Designing and building high-performance, user-centric front-end applications using React and TypeScript . Collaborating with product and back-end teams to deliver seamless, high-volume transactional experiences at scale. Developing reusable UI components More ❯
A deep tech start-up are seeking to bolster their team with a talented frontend compiler engineer. Responsibilities: Design and implement front-end compiler modules (parsers, ASTs, semantic analyzers, type systems) using or extending Clang/LLVM. Implement language features, ISA extensions, and front-end mechanisms to detect parallelism (loops, vectorization, task/thread-level parallelism … . Translate high-level code into intermediate representations (LLVM IR or custom IR) optimized for Flows PPU-enabled backend. Collaborate across teams to ensure front-end output aligns with backend requirements, including instruction selection and code offloading. Develop diagnostics, error/warning messages, benchmarking, and tooling to improve usability, reliability, and performance of the compiler. Requirements: Strong experience … in compiler front-enddevelopment: parsing, ASTs, type checking, semantic analysis, IR generation. Proficiency with LLVM/Clang front-end and understanding of how front-end maps to back-end via IR. Solid understanding of CPU architectures, SIMD/MIMD, vectorization, and exposing parallelism in software. Familiarity with ISA extensions More ❯
About the Role Were looking for an experienced React front-end developer to help us enhance and refine our web application over the next couple of months. Youll be working closely with our team to design, build, and maintain modern, high-quality user interfaces with a strong focus on performance, usability, and polish. What Youll Do Design and … implement responsive, intuitive, and visually refined front-end components using React and TypeScript . Collaborate with designers and back-end engineers to deliver cohesive user experiences. Manage application state using Redux , Zustand , or similar tools. Work with Material UI (or equivalent UI frameworks) to build consistent, elegant layouts. Write and maintain robust front-end tests … unit, integration, and end-to-end) to ensure quality and reliability. Participate in code reviews and contribute to improving our front-end architecture and practices. What Were Looking For 4+ years of professional experience building front-end applications with React . Strong proficiency with TypeScript , modern JavaScript (ES6+) , and related tooling. Proven experience crafting More ❯
benefits to our clients every day. Summary: As the Principal Platform Architect for the Lemongrass Cloud Platform (LCP), you will lead the evolution of a modern, scalable, and intelligent front-end experience for our automation platform. This role bridges front-enddevelopment with deep platform awarenessespecially how UI interacts with Kubernetes-based backends … and cloud-native orchestration layers. You'll drive innovation in how users interact with complex SAP operations through simplified, intuitive, and AI-assisted interfaces. Responsibilities: Lead front-end architecture and technical roadmap for LCP, ensuring modular, maintainable, and scalable design. Build and maintain UI components and dashboards in React + TypeScript, integrating with microservices and Kubernetes-managed backends. … UX flows. Collaborate cross-functionally with platform engineering, DevOps, and SRE teams to deliver real-time observability, workload orchestration, and self-service capabilities via the UI. Design and implement front-end solutions that interact directly with Kubernetes-based services (e.g., job dashboards, pod health visualization, config UIs). Integrate AI/ML-driven features into the UI to More ❯
important goals. The role Reporting to the Product Director, the Fullstack Developer will be a key member of the Engineering team responsible for designing and implementing the customer-facing frontend for Verdantixs new software catalogue product as well as future AI-powered applications. This includes development of new web applications that integrate with backend … completion. What youll be doing Build and maintain customer-facing websites and applications for Verdantixs software catalogue and AI-powered products. Translate UX designs into responsive, performant, and scalable front-end experiences. Host new web platforms handing user permissioning and authentication in a manner that creates a single sign on UX for customers and is interoperable across various … platform builds. Develop and maintain APIs and integrations to connect frontend with backend services and databases. Implement AI-enabled interfaces (e.g., semantic search, conversational UX) in collaboration with Product and Data Science teams. Create interactive data visualizations to present complex datasets to customers. Ensure best practices in performance, accessibility, and security across platforms. Capable of balancing between More ❯
City of London, Greater London, UK Hybrid / WFH Options
Verdantix
important goals. The role Reporting to the Product Director, the Fullstack Developer will be a key member of the Engineering team responsible for designing and implementing the customer-facing frontend for Verdantixs new software catalogue product as well as future AI-powered applications. This includes development of new web applications that integrate with backend … completion. What youll be doing Build and maintain customer-facing websites and applications for Verdantixs software catalogue and AI-powered products. Translate UX designs into responsive, performant, and scalable front-end experiences. Host new web platforms handing user permissioning and authentication in a manner that creates a single sign on UX for customers and is interoperable across various … platform builds. Develop and maintain APIs and integrations to connect frontend with backend services and databases. Implement AI-enabled interfaces (e.g., semantic search, conversational UX) in collaboration with Product and Data Science teams. Create interactive data visualizations to present complex datasets to customers. Ensure best practices in performance, accessibility, and security across platforms. Capable of balancing between More ❯
team. Youll be involved in designing, developing, and maintaining cutting-edge software solutions in a collaborative and forward-thinking environment. This role offers the opportunity to work across both front-end and back-enddevelopment using modern technologies to build high-quality applications. Key Responsibilities Develop and maintain scalable software solutions using languages such … or a related fieldor equivalent practical experience. Minimum of 10 years professional experience in software engineering. Proficiency in one or more programming languages: Java, C++, Python, or similar. Strong front-enddevelopment skills with HTML, CSS, JavaScript, and experience with frameworks like React or Angular. Solid understanding of database systems and experience with SQL or … and microservices architecture. Familiarity with Git and version control workflows. Preferred Skills Experience with Agile methodologies and tools like Jira. Familiarity with CI/CD pipelines and modern development workflows. Exposure to cloud platforms such as AWS, Azure, or Google Cloud. Soft Skills Strong analytical and problem-solving abilities. Excellent communication and collaboration skills. Eagerness to learn More ❯
where your expertise will help solve complex challenges through cutting-edge technology. What Youll Be Doing Building scalable, modern digital applications using Java and Spring boot . Creating intuitive front-end experiences using React, Angular, or Typescript Designing and consuming RESTful APIs and working within microservices architecture. Leveraging cloud platforms like Azure or AWS to deploy and scale … delivering real-world impact. Contributing to CI/CD pipelines and writing clean, maintainable code. What Were Looking For Essential Skills: 3 years experience with Java and Spring boot Front-enddevelopment using modern JavaScript frameworks Familiarity with cloud infrastructure (Azure or AWS). Hands-on experience with CI/CD tools like GitHub Actions … e.g., Terraform). Working with Docker and containerized environments. Knowledge of SQL databases (SQL Server, PostgreSQL). Familiarity with Entity Framework Core . Understanding of web accessibility and development best practices. Bonus Skills: Experience with NoSQL databases (e.g., MongoDB, Cosmos DB). Exposure to AI/LLM integrations (e.g., Langchain or similar tools). Working knowledge of More ❯
Senior Developer |React |TypeScript| Node | 3 Months | Up to 550 per day (Outside IR35) Were looking for a skilled FrontEnd Developer to join a fast-paced project environment. Youll work closely with a cross-functional team to deliver high-quality, scalable web applications using modern technologies. Key skills: Essential: Strong commercial experience with JavaScript , React , and Node.js … Proven ability with TypeScript and modern front-enddevelopment practices Experience integrating APIs and building performant, responsive interfaces Familiarity with modern tooling and CI/CD pipelines Confident using Git and working in collaborative environments Whats on offer: 3-month initial contract with potential for extension Up to 550 per day, Outside IR35 Hybrid working More ❯
City of London, Greater London, UK Hybrid / WFH Options
Arrows
Senior Developer |React |TypeScript| Node | 3 Months | Up to 550 per day (Outside IR35) Were looking for a skilled FrontEnd Developer to join a fast-paced project environment. Youll work closely with a cross-functional team to deliver high-quality, scalable web applications using modern technologies. Key skills: Essential: Strong commercial experience with JavaScript , React , and Node.js … Proven ability with TypeScript and modern front-enddevelopment practices Experience integrating APIs and building performant, responsive interfaces Familiarity with modern tooling and CI/CD pipelines Confident using Git and working in collaborative environments Whats on offer: 3-month initial contract with potential for extension Up to 550 per day, Outside IR35 Hybrid working More ❯
days in Southampton, Hampshire VueJS, JavaScript, UI/UX Portfolio of work required 45k-60k dependent on experience We are looking for a talented Senior Web/Front-End Developer to work on a range of B2C projects for a fast-growing company in Southampton. This is a team experiencing rapid growth and have a very bright future. … lot of fun! Your code will have a big impact on the user experience and the visual performance of the platform. Essential Criteria: 3+ years' experience in modern web frontenddevelopment - JavaScript, HTML, CSS 2+ years' experience with Vue.js - (or strong transferable skills from Svelte) Comfortable working both with and without Figma files Strong More ❯
Overview A key client of ours in the media space are seeking an experienced Senior Full Stack Web Developer to play a key role in the design, development, and delivery of innovative, high-performance web applications. This position is central to the ongoing evolution of our programmatic … and data-driven integration platforms, with a focus on scalability, reliability, and clean architecture. You will work across the full technology stack, with a primary focus on React.js for front-enddevelopment and Node.js for back-end services. You'll manage complex data flows in PostgreSQL , utilize Redis for caching and performance optimization, and … Champion best practices in coding standards, testing, deployment, and DevOps automation. Contribute to a culture of innovation, collaboration, and continuous technical improvement. Key Responsibilities Lead the design and development of dynamic, responsive web applications using React.js , Node.js , and related technologies. Build and optimize PostgreSQL databases, including schema design, complex queries, and performance tuning. Implement and manage Redis More ❯
Developer Investment Banking London (Hybrid) Our client, a global investment bank, is looking for a Full Stack Java Developer to join their London-based team working on bespoke front office applications within a mature, business-critical platform. Key Details: Location: Central London (3 days per week in-office) Team: Join a collaborative global team (London, Mumbai, New York … Tech Stack: Core Java (v17), Angular (v18), Oracle DB Experience Required: Strong core Java development experience Front-enddevelopment with Angular Solid understanding of Oracle databases and caching strategies Exposure to financial institutions (investment banking experience ideal) This is a fantastic opportunity to contribute to the continuous evolution of a 20-year … old in-house platform at the heart of front office operations. More ❯
Developer Investment Banking London (Hybrid) Our client, a global investment bank, is looking for a Full Stack Java Developer to join their London-based team working on bespoke front office applications within a mature, business-critical platform. Key Details: Location: Central London (3 days per week in-office) Team: Join a collaborative global team (London, Mumbai, New York … Tech Stack: Core Java (v17), Angular (v18), Oracle DB Experience Required: Strong core Java development experience Front-enddevelopment with Angular Solid understanding of Oracle databases and caching strategies Exposure to financial institutions (investment banking experience ideal) This is a fantastic opportunity to contribute to the continuous evolution of a 20-year … old in-house platform at the heart of front office operations. More ❯
Looking For 8+ years of experience in WordPress development (preferably enterprise-scale). In-depth knowledge of Gutenberg , WP-JSON API, and plugin architecture. Expertise in front-enddevelopment (React, JavaScript, HTML, CSS, PHP). Experience creating custom Gutenberg blocks and API integrations. Proficiency with Git, Agile workflows, and CI/CD More ❯
Frontend Engineer React and Typescript Hybrid 1-2 days onsite 6-month initial contract Were looking for a Front-End Engineer to join the DAX Ad Platform team, helping to build scalable, modular user interfaces within a modern React-based environment. Youll play a key role in migrating features from a legacy platform to a new micro-frontend … architecture, ensuring performance, consistency, and maintainability across the product. What Youll Do Contribute to the migration of legacy features into the new micro-frontend platform Build and maintain front-end features using a React + TypeScript stack Utilise and extend an internal component library to ensure consistency and scalability Implement complex form handling and validation using Formik and More ❯
Frontend Engineer React and Typescript Hybrid 1-2 days onsite 6-month initial contract Were looking for a Front-End Engineer to join the DAX Ad Platform team, helping to build scalable, modular user interfaces within a modern React-based environment. Youll play a key role in migrating features from a legacy platform to a new micro-frontend … architecture, ensuring performance, consistency, and maintainability across the product. What Youll Do Contribute to the migration of legacy features into the new micro-frontend platform Build and maintain front-end features using a React + TypeScript stack Utilise and extend an internal component library to ensure consistency and scalability Implement complex form handling and validation using Formik and More ❯
and analytics platforms (like Amplitude or Google Analytics). Solid understanding of UI/UX design principles, supported by a strong portfolio showcasing your work. Hands-on experience with front-enddevelopment or creating UI animations (e.g. via LottieFiles). Even if you dont meet every requirement, wed still love to hear from you passion More ❯
Java London/Hybrid Contract The Role Should have rich knowledge in Software Development Life Cycle Methodologies; excellent communication and interpersonal skills, capable of resolving multiple complex issues and motivating team to achieve peak performance Create a comprehensive architecture for a software solution and providing strategic direction throughout the development process. Design and develop … in designing software solutions using software architecture design principles. Payment domain expertise and ability to drive the team, integrations, migrations, create approach. Good to have experience in Angular, and front-end technologies. Understanding of Kafka, PCF, Integration patterns, Security standards, Concurrency and Multi-threading, Collections, PostgreSQL, Azure, Docker, Kubernetes Hands-on, high-energy, detail-oriented, proactive, and able … systems (Databases, caches, microservices, message broker) API and Contract Testing using REST Assured/Postman/Swagger/SOAP UI + Groovy/Spring Cloud Contract Test Driven Development TDD Methodology and Unit Testing using Junit/XCTest Use of mocking frameworks such as API Service Virtualization/Mockito/OCMock Static Code Analysis using SonarQube/ More ❯
Java London/Hybrid Contract The Role Should have rich knowledge in Software Development Life Cycle Methodologies; excellent communication and interpersonal skills, capable of resolving multiple complex issues and motivating team to achieve peak performance Create a comprehensive architecture for a software solution and providing strategic direction throughout the development process. Design and develop … in designing software solutions using software architecture design principles. Payment domain expertise and ability to drive the team, integrations, migrations, create approach. Good to have experience in Angular, and front-end technologies. Understanding of Kafka, PCF, Integration patterns, Security standards, Concurrency and Multi-threading, Collections, PostgreSQL, Azure, Docker, Kubernetes Hands-on, high-energy, detail-oriented, proactive, and able … systems (Databases, caches, microservices, message broker) API and Contract Testing using REST Assured/Postman/Swagger/SOAP UI + Groovy/Spring Cloud Contract Test Driven Development TDD Methodology and Unit Testing using Junit/XCTest Use of mocking frameworks such as API Service Virtualization/Mockito/OCMock Static Code Analysis using SonarQube/ More ❯
Play a key role in shaping the future of digital services used by over 13 million users. Growing market-leader with excellent career development and training. Be part of a collaborative, forward-thinking digital development team. Were hiring a Frontend Software Engineer to join a high-performing digital development team working … in a fast-paced environment. Excellent stakeholder management and communication skills. Passion for automation and eliminating duplication. Ability to manage multiple projects and deadlines. What youll be doing The Front-end Engineer will be responsible for delivering high-quality, scalable web applications. Collaboration on technical designs and contribution to architectural decisions are key aspects of the role. The … work directly impacts the usability and performance of digital services accessed by millions. Development will focus on JavaScript and React, within an Azure Cloud environment supported by Kubernetes. Responsibilities include troubleshooting integration issues, improving internal processes, and identifying opportunities to enhance the customer experience. Estimating timelines, managing technical debt, and clarifying requirements with stakeholders are also part More ❯
help clients scale and succeed online. As part of their ongoing growth, my client is looking for an experienced Backend Magento Developer to join their fully remote development team. This is an excellent opportunity to work on a variety of exciting projects within a … collaborative and forward-thinking environment. The Role The successful candidate will be responsible for developing, maintaining, and optimising Magento 2 websites across multiple client accounts. Working closely with front-end developers, project managers, and technical leads, the Backend Magento Developer will ensure high-quality, efficient, and scalable code delivery. Key Responsibilities Develop, test, and maintain custom Magento More ❯
feedback. Ensure smooth, low-latency performance across browsers and platforms. Essential Skills: Strong experience with WebGL , Three.js , or similar 3D graphics frameworks. Proficiency in React.js and modern frontend development (HTML/CSS/JavaScript or TypeScript). Solid understanding of Python , particularly in the context of APIs and backend integration. Ability to work independently and drive frontend More ❯
people. Theyre now looking for a Senior Frontend Developer who: Knows React + TypeScript well Writes clean, scalable, maintainable code Cares about how things look and feel for the end user Were also open to speaking with Full Stack Developers who love working with React and Antd (or other UI framework) . You dont need to be a designer More ❯
and modernisation rather than data migration , ensuring existing features are redeveloped or enhanced for the cloud environment. You'll need strong experience with SharePoint Framework (SPFx) , modern SharePoint development practices, and a good understanding of how to adapt on-premises solutions for SharePoint Online. Technical Skills: SPFx Development: Proven experience building and deploying SPFx … solutions React & TypeScript: Strong proficiency in modern React development Fluent UI: Experience with Microsoft's Fluent UI design system SharePoint REST API: Integration with SharePoint lists and libraries Modern Tooling: Node.js, npm, webpack, gulp, Visual Studio Code Frontend Development Skills: JavaScript/TypeScript: Advanced knowledge of modern JavaScript and TypeScript CSS/SCSS: Styling … library for SharePoint operations Additional Desirable Technical Skills: Advanced React: Hooks, context, state management, performance optimization Build Tools: Azure DevOps, GitHub Actions, CI/CD pipelines Testing: Integration testing, end-to-end testing with Playwright/Cypress Performance: Code splitting, lazy loading, bundle optimization More ❯
