401 to 425 of 697 Front End Development Jobs

Full Stack Python Developer

Hiring Organisation
MFK Recruitment
Location
London, United Kingdom
Salary
£ 70 K
capabilities with existing customer systems, infrastructure and operational workflows.You will work closely with Python, C++ and AI Engineers, as well as customers and end users, helping to shape products from initial concept through to deployment.This role offers genuine influence over software architecture, technology choices and product direction.The position … three years of commercial full stack development experience.Strong Python development skills.Commercial experience using Django and/or Flask.Front-end development experience using HTML5, CSS and JavaScript.Experience integrating different software applications, APIs or customer systems.Experience developing integrated workflows and understanding data ...

Frontend Developer HTML5 CSS Javascript

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 70 K
reduce trade frictions, save companies time and money, make inefficient markets efficient, and speed up economic progress everywhere.This is a semi greenfield development plan with a current single … page app built but only to proof of concept level. This next stage of development will include massive scaling. As a front end developer you will lead the entirety of the front end.·Lay solid foundation for our UX/UI development ...

Senior Front-end developer

Location
Greater London, England, United Kingdom
Project description Development of AI-enabled solutions that support a signal-driven commercial intelligence platform connecting market insights, content creation, sales engagement, and client feedback. Responsibilities As a Frontend Engineer you will contribute to application design by utilizing industry best practices. You will implement new features … experience with expertise in frontend technologies. Practical experience with React and preferably Next.js. Practical knowledge of software engineering best practices (e.g. Agile software development, test-driven development, unit testing, code reviews, design documentation). At least basic backend skills (services, database). Fluency ...

Senior Frontend Engineer (React.js)

Location
Greater London, England, United Kingdom
high-quality, interactive user interfaces. Implement best practices for frontend architecture, including performance optimization, state management, and reusable component design. Design and implement comprehensive end-to-end automated tests to ensure backward compatibility and seamless integration with backend systems. Collaborate closely with backend developers to integrate frontend components … practices, advocating their adoption when beneficial. Conduct code reviews, write unit tests, and implement automated testing strategies to maintain high-quality code and seamless end-to-end integration. Troubleshoot and resolve UI/UX issues, optimizing the performance and reliability of the applications. Document code, development ...

Senior Full Stack/Native Cloud Engineer (Vice President)

Hiring Organisation
Jefferies Financial Group
Location
London, UK
Employment Type
Full-time
facing business units. The role will form part of the Madison CRM & Analytics programme and will require a strong combination of deep technical expertise, end-to-end delivery ownership, and engineering leadership. The successful candidate will work closely with business stakeholders, product managers, and globally distributed technology teams … build resilient, high-performance platforms and user-facing solutions that support critical front-office workflows. This role is well suited to an engineer who is comfortable operating across the full technology stack, from backend services and distributed data architecture through to responsive user interfaces, production support, and engineering best ...

Senior Software Engineer

Hiring Organisation
SailPoint Technologies
Location
United Kingdom
Salary
£ 70 K
collaborative group responsible for architecting, building, and running core platform services. The team consists of talented engineers passionate about crafting resilient distributed systems and end-to-end features. While we enjoy the flexibility of remote work, we stay closely connected through regular collaboration and gather in person once … successfully submit a pull request following team standards.Actively participate in daily standups, sprint planning, and code review workflows.60 days:Design and implement first end-to-end microservice feature in collaboration with the tech lead and product partners.Develop unit and integration test suites validating service resilience and external integration ...

SAP Technical Architect – RISE

Location
Manchester, England, United Kingdom
. Lead integration architecture using SAP BTP Integration Suite/CPI, PI/PO, APIs, OData, IDocs, RFCs and event-driven architectures . Design end-to-end integrations between SAP and non-SAP platforms including eCommerce, CRM, SCM, WMS, POS and Finance . Support technical impact assessments, solution …/4HANA, SAP HANA, SAP Basis, ABAP, Fiori/UI5, OData and CDS Views . Experience leading technical teams across Basis, ABAP and front-end development. Strong understanding of SAP environment provisioning, landscape design, system sizing, performance, HA/DR and security. Extensive integration experience with ...

Full Stack Engineer, Blockchain

Hiring Organisation
Fireblocks
Location
London, UK
Employment Type
Full-time
DoDesign and build robust, scalable backend services supporting high-volume on-chain transaction flows across multiple blockchain networks — both EVM and non-EVM.Own end-to-end development of backend components and APIs — from architecture decisions to production deployment. Lead integrations with DeFi protocols, on-chain … libraries (ethers.js, viem, web3.js, Solana web3.js, etc.).Demonstrated experience taking products from inception to delivery at scale. Full stack experience (React, frontend development) — a nice to have. About YouYou think in systems and care deeply about correctness, reliability, and scale. You're comfortable navigating ambiguity ...

Graduate Azure Cloud & Data Engineer

Hiring Organisation
Reply
Location
London, UK
Employment Type
Full-time
experience with enterprise-level solutions that make a genuine impact. This is a London-based role with a September 2025 start date. Responsibilities: Build end-to-end integrations using Azure Logic Apps Service Bus, and related tools - connecting systems connects people Automate cloud infrastructure using ARM/Bicep … week ago London, England, United Kingdom 1 day ago London, England, United Kingdom 1 week ago London, England, United Kingdom 1 month ago Newsroom Front-End Developer (12 Month FTC/Secondment) Isleworth, England, United Kingdom 2 days ago London, England, United Kingdom 1 week ago London, England ...

Senior Full Stack Engineer (Kotlin + React)

Location
Greater London, England, United Kingdom
real-time user interfaces for equities platforms. Implement and maintain APIs, messaging integrations, and backend services. Ensure high code quality through Test-Driven Development (TDD). Participate in CI/CD practices, trunk-based development, and frequent production releases. Troubleshoot production issues and maintain … distributed systems. Hands-on experience with messaging patterns, event processing, resiliency, and failure handling. Strong Test-Driven Development (TDD) practices and end-to-end ownership of software quality. Experience working in Agile environments with CI/CD, trunk-based development, and frequent ...

Development Manager

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Development Manager C# Stack Fintech 80,000 1 Day a week in the officeQuant Capital is urgently looking for a Microsoft Stack Development Manger join our high profile client. Our client is a recently acquired financial technology business who is currently taking … factoring and invoicing market by storm. This is a brand new project to create an efactoring platform and CRM system from scratch. The Development Manager role is expansionary due to a brand new development office being created. The Development manager will ...

Staff Software Engineer (Streaming Services)

Location
Greater London, England, United Kingdom
looking for a Staff Software Engineer to shape the technical strategy and architecture behind Fanatics Live’s streaming experiences. This role requires strong end-to-end engineering knowledge, with particular depth in frontend development. You’ll define how we build high-performance customer experiences using React and GraphQL … leverage across the wider engineering organisation. What You’ll Do Set the technical strategy for our consumer streaming product and supporting services. Define the end-to-end architecture across frontend applications, APIs, backend services and event-driven systems. Guide the development of scalable experiences combining ...

Senior Software Engineer (C# .NET) | London

Location
City Of London, England, United Kingdom
looking for a Senior Software Engineer to join our global team to be responsible for the quality, development, and execution of our software products. You will be part of a technology department that is comprised of a successful and multidisciplinary group of professionals located across the globe … cross-functional team made up of product managers, quality assurance teams, designers and other developers to translate business requirements into technical solutions Collaborate with Front-end developers to integrate user-facing elements with server-side logic Identify bottlenecks and bugs, and devise solutions to mitigate and address ...

Lead Software Engineer

Location
Cheltenham, England, United Kingdom
what we call Defining Possible . This mind-set goes beyond our customer solutions; it’s the foundation for your career development and the impact we have within the community. The Opportunity This is more than just a job; it’s a mission. As a Lead Software … forward. Contribute across the entire software development lifecycle, from requirements and design through implementation, testing and deployment. Collaborate with product teams, front-end engineers and QA to deliver high‐quality solutions. Mentor and guide junior developers, contributing to team capability and skill growth. What ...

Senior Software Engineer, AI Centre of Excellence Software engineering London

Location
Greater London, England, United Kingdom
ability to thrive in fast‐paced environments. Excellent communication and collaboration skills across diverse teams. Preferred qualifications: Proficiency in C# or Java. Frontend development experience with JavaScript/TypeScript and frameworks such as React. Experience developing Generative AI applications, including model fine‐tuning and prototyping. Awareness ...

Senior Software Engineer, AI Centre of Excellence

Hiring Organisation
Checkout.com
Location
London, UK
Employment Type
Full-time
ability to thrive in fast-paced environments. Excellent communication and collaboration skills across diverse teams. Preferred qualifications: Proficiency in C# or Java. Frontend development experience with JavaScript/TypeScript and frameworks such as React. Experience developing Generative AI applications, including model fine-tuning and prototyping. Awareness ...

Consultant - Manager, Backend Developer - Tech Consultancy - Defence & Security

Hiring Organisation
Deloitte
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
modern micro-services based and digital solutions to continuously improve environments through automation and infrastructure-as-code.You will work with colleagues across back and front-end developers, creatives and UX experts, integration teams and the client themselves.In your role, you can expect to:Help deliver features end … works in a reliable and resilient way using Site Reliability Engineering methods to increase availability while reducing costs and callouts.Help the client and end users to understand trade-offs when making product decisions and explain why you would do things a certain way.Keep learning! We are a learning ...

Consultant - Manager, Backend Developer - Tech Consultancy - Defence & Security

Hiring Organisation
Deloitte
Location
Bristol, Gloucestershire, United Kingdom
Salary
£ 70 K
modern micro-services based and digital solutions to continuously improve environments through automation and infrastructure-as-code.You will work with colleagues across back and front-end developers, creatives and UX experts, integration teams and the client themselves.In your role, you can expect to:Help deliver features end … works in a reliable and resilient way using Site Reliability Engineering methods to increase availability while reducing costs and callouts.Help the client and end users to understand trade-offs when making product decisions and explain why you would do things a certain way.Keep learning! We are a learning ...

GenAI Full Stack Engineer - Consultant / Senior Consultant - Digital Excellence

Location
Manchester, England, United Kingdom
use.* Design and develop FullStack applications for both GenAI and non-GenAI projects.* Support the development of infrastructure to enable robust end-to-end solutions.* Grow your skills by exploring and experimenting with emerging technologies, including GenAI.* Share your expertise by coaching and mentoring team … members, fostering skill development within the team.## **Additional Opportunities**This role offers avenues for both personal and business growth through contributions in the following areas:## **Business Development*** Lead or contribute to proposals, RFPs, bids, and client pitches.* Develop innovative propositions and participate ...

GenAI Full Stack Engineer - Consultant / Senior Consultant - Digital Excellence

Location
Glasgow, Scotland, United Kingdom
use.* Design and develop FullStack applications for both GenAI and non-GenAI projects.* Support the development of infrastructure to enable robust end-to-end solutions.* Grow your skills by exploring and experimenting with emerging technologies, including GenAI.* Share your expertise by coaching and mentoring team … members, fostering skill development within the team.## **Additional Opportunities**This role offers avenues for both personal and business growth through contributions in the following areas:## **Business Development*** Lead or contribute to proposals, RFPs, bids, and client pitches.* Develop innovative propositions and participate ...

GenAI Full Stack Engineer - Consultant / Senior Consultant - Digital Excellence

Location
Greater London, England, United Kingdom
use.* Design and develop FullStack applications for both GenAI and non-GenAI projects.* Support the development of infrastructure to enable robust end-to-end solutions.* Grow your skills by exploring and experimenting with emerging technologies, including GenAI.* Share your expertise by coaching and mentoring team … members, fostering skill development within the team.## **Additional Opportunities**This role offers avenues for both personal and business growth through contributions in the following areas:## **Business Development*** Lead or contribute to proposals, RFPs, bids, and client pitches.* Develop innovative propositions and participate ...

Senior Front-end developer

Hiring Organisation
Luxoft
Location
London, UK
Employment Type
Full-time
experience with expertise in frontend technologies. Practical experience with React and preferably Next.js. Practical knowledge of software engineering best practices (e.g. Agile software development, test-driven development, unit testing, code reviews, design documentation).At least basic backend skills (services, database).Fluency in AI technologies … fundamentals and understanding of AI solutions, including orchestration and RAG.OtherLanguagesEnglish: B2 Upper IntermediateSenioritySeniorLondon, United Kingdom of Great Britain and Northern IrelandReq. VR-124936Front-end ReactBCM Industry15/09/2026Req. ...

Kotlin Developer CGEMJP00357205

Location
Sheffield, England, United Kingdom
/Bitbucket, Jira, Confluence, etc Your Responsibilities Collaborate with developers, testers and the wider organisation to build and run products Design, develop & implement back-end features as per backlog/priority with a small element of frontend development. All apps use a simple UI framework so not strictly 'front-end' development. Collaborate with the rest of the engineering team to design and launch new features. Proactively work with customers to resolve their issues and respond to feature requests. Build APIs and microservices Work in an agile CI/CD environment to deliver rapid iterations at a sustained ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
menus, orders, kitchen operations, split bills, tips, payments, room charges, receipts, offline operation, and synchronization. This is a hands‐on product engineering role with end‐to‐end ownership across application code, services, infrastructure, delivery, and production reliability. Your goal is to help us deliver a POS that … hospitality teams, dependable under real‐world conditions, and scalable across properties and markets. The POS team owns the product and its supporting codebase end to end: the mobile application, backend service, AWS infrastructure, and Kubernetes deployment configuration. We connect on‐property hospitality operations with the broader Cloudbeds platform ...

Senior Full Stack Engineer (Java + React)

Hiring Organisation
Luxoft
Location
London, UK
Employment Type
Full-time
real-time user interfaces for equities platforms. Implement and maintain APIs, messaging integrations, and backend services. Ensure high code quality through Test-Driven Development (TDD).Participate in CI/CD practices, trunk-based development, and frequent production releases. Troubleshoot production issues and maintain data … distributed systems. Hands-on experience with messaging patterns, event processing, resiliency, and failure handling. Strong Test-Driven Development (TDD) practices and end-to-end ownership of software quality. Experience working in Agile environments with CI/CD, trunk-based development, and frequent ...