32 web application engineer jobs found in London

Remote (During Lockdown) In-House Creative Team 16 Hours per Week £20 per Hour Sunny Art Centre is seeking a highly skilled Part-Time Freelance Front-End Developer to join our in-house creative team as soon as possible (working remotely during lockdown). This role is ideal for an experienced developer with a strong eye for UI/UX design, performance optimisation, and interactive user experience . We require a minimum of 5 years’ professional experience as a Web Developer, UI Developer, JavaScript Expert, or Front-End Engineer across commercial or open-source projects. How to Apply If you believe you are the ideal candidate, please apply with: Your CV Live links to previous web commissions demonstrating your suitability for this role Applications without portfolio links WILL NOT be considered. Links may be included directly in: Your CV, or Your Indeed cover letter section...

iOS Engineer - Contract (Outside of IR35) As an iOS Developer, you will have the opportunity to build and lead solutions that engage millions of sports fans worldwide. Working with a wide range of data sources and native technologies, building bespoke UI experiences for sports fans. At Pulselive, we pride ourselves in providing a collaborative environment that ensures we produce leading products across web and native applications. Contractor Outside of IR35 Day Rate: £400 - £500 per day   Responsibilities Being a self-sufficient individual contributor, breaking down work into manageable pieces, calling out blockers and dependencies and delivering solution in a timely manner Managing code releases to internal environments (dev, test); may also need to manage code release to external environments (production) Producing code to a high standard that not only functions correctly but...

Basic information Location London Business Line Technology & Transformation Job Type Contract Date published 11-Mar-2026 Req # 22635 Job description Job Title: Full Stack Developer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35) Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte....

Basic information Location London Business Line Technology & Transformation Job Type Contract Date published 11-Mar-2026 Req # 22634 Job description Job Title: Full Stack Developer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35) Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte....

Location: Farringdon, London (on-site Tuesday–Thursday) Type: Contract (term negotiable) Sponsorship: Not available – applicants must already have the right to work in the UK About Us At Eventogy, our mission is to be the trusted technology partner for corporate event professionals everywhere—innovating the future of events with integrity and courage. We are a character-driven team, united by our ambition to deliver excellence. As an ISO 27001 and Cyber Essentials–certified SaaS provider , we deliver secure, scalable event management platforms to some of the world’s leading banks, law firms, and enterprise clients. Our products are built on a modern AWS-hosted architecture , spanning PHP (CodeIgniter / Laravel) and JavaScript applications. We’re now looking for a DevOps Engineer (Contract) to help strengthen our cloud infrastructure, improve automation and reliability, and evolve our deployment and monitoring practices. The Role...

We are recruiting for a Contract Solutions Architect. The role is hybrid, 2 days per week onsite in London (Paddington). These roles are an immediate start until the end of June. Who We Are: AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. We’ve been helping organisations build better digital products and stronger digital teams since 2014. We believe our work should always make a remarkable impact for our clients. We do this through our regional offices (or ‘Clubs’) building strong relationships with our partners, so that they are always prioritised by a team within close proximity. This unique model has driven success for our clients and ourselves, evidenced by our remarkable organic growth since 2014. Today we number more than 1,300 people with Clubs all over the UK, Europe and the USA with plans for global expansion in the next couple of years. Join us - and help us fulfil our...

Description Future Works is searching for a results-driven, AI-Enabled Fullstack Engineer with strong end-to-end experience building custom software solutions. In this role, you will own the development and delivery of scalable, production-grade applications, from architecture through deployment, ensuring solutions are aligned with client requirements and business objectives. Working within an agentic engineering environment, you will collaborate closely with product managers, designers, and stakeholders to translate business goals into robust technical implementations. By leveraging modern AI-assisted development tools, you will increase the speed and quality of delivery while maintaining strong engineering standards and architectural discipline. What You’ll Do Design and build production-grade applications with React and Next.js Translate product and client requirements into structured implementation plans Use AI tools (e.g., Cursor, Claude Code,...

Basic information Location London Business Line Technology & Transformation Job Type Contract Date published 11-Mar-2026 Req # 22638 Job description Job Title: Senior Cloud Engineer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35) Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte....

We are urgently looking for experienced candidates with strong hands-on Java development skills and design experience. While an architect title is not mandatory, we are particularly interested in profiles of senior developers with solid technical expertise. Required Core Skills: - Java - Python - GoLang -Design, develop, and maintain high-quality Java applications. -Write clean, efficient, and well-documented code. -Perform code reviews and optimize existing codebases. -Ensure application performance and reliability. -Develop and maintain automated tests to ensure code quality. -Work with CI/CD pipelines to streamline the development and deployment process. Job Types: Full-time, Freelance Pay: £350.00-£370.00 per day Schedule: Monday to Friday Experience: Java: 7 years (required) Python: 3 years (required) Go: 2 years (required)

Cloud Architect Role type: Contract 6 months + Location: London/Remote Cloud Architect required to join our Engineering team here at Satalia As an organisation, we push the boundaries of data science, optimisation and artificial intelligence to solve the most complex problems in the industry. Satalia, a WPP company is a community of individuals devoted to working on diverse and challenging projects, allowing you to flex your technical skills whilst working with a tight-knit team of high performing colleagues. Led by our founder and WPP Chief AI Officer Daniel Hulme, Satalia’s ambition is to become a decentralised organisation of the future. Today, this involves developing tools and processes to liberate and automate manual repetitive tasks, with a focus on freedom, transparency and trust. At the core of our thinking is an approach to wellbeing and inclusivity. We unpack human behaviour and unpick prejudice to ensure a safe and inviting...

Basic information Location London Business Line Tax & Legal Job Type Contract Date published 09-Feb-2026 Req # 22184 Job description   Job Title:  AI Engineer (contract) Location:  London Hybrid. Travel to the London office 2 days a week Duration:  6 months Contract Start Date:  March 2026   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for a  AI Engineer  to join...

About Huawei Research and Development UK Limited Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We have 207,000 employees and operate in over 170 countries and regions, serving more than three billion people around the world. Our vision and mission is to bring digital to every person, home and organization for a fully connected, intelligent world. To this end, we will drive ubiquitous connectivity and promote equal access to networks; bring cloud and artificial intelligence to all four corners of the earth to provide superior computing power where you need it, when you need it; build digital platforms to help all industries and organizations become more agile, efficient, and dynamic; redefine user experience with AI, making it more personalized for people in all aspects of their life, whether they’re at home, in the office, or on the go. This spirit of innovation has...

Our mission at Duolingo is to develop the best education in the world and make it universally available. But we've got more left to do — and that's where you come in! With over 500 million users, Duolingo is the world's most popular language learning platform. We are rapidly growing our learner base and expanding into new subjects. Come join our Music team and help us build the future of music education. We are looking for a Unity engineer with a gaming background to help us implement our new music course and productionize our existing prototype. You will help build the best possible user experience for our learners through high-quality interactive lessons. Beyond our core learning product, we also offer English proficiency testing with the Duolingo English Test, and are bringing new subjects into the Duolingo app, where people can develop their Math and Music skills. We are passionate about educating our users, making fact-based decisions, and finding innovative...

About Huawei Research and Development UK Limited Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We have 207,000 employees and operate in over 170 countries and regions, serving more than three billion people around the world. Our vision and mission is to bring digital to every person, home and organization for a fully connected, intelligent world. To this end, we will drive ubiquitous connectivity and promote equal access to networks; bring cloud and artificial intelligence to all four corners of the earth to provide superior computing power where you need it, when you need it; build digital platforms to help all industries and organizations become more agile, efficient, and dynamic; redefine user experience with AI, making it more personalized for people in all aspects of their life, whether they’re at home, in the office, or on the go. This spirit of innovation has...

We are seeking an experienced Senior Splunk Engineer to take ownership of a large-scale, distributed Splunk environment supporting high-volume corporate banking and payments operations. Senior Splunk Platform Engineer (Payments / Banking) London- (Hybrid) X3 days on-site per week £600- £650 emagine is a high-end professional services consultancy and solutions firm Specialising in providing business and technology services to the financial services sector, we power progress, solve challenges and deliver real results through tailored high-end consulting services and solutions. We have created a culture of openness and integrity by building genuine and strong relationships and partnerships, enabling us to be uncompromising in our dedication in delivering the optimal service for our clients. Our commitment is not just towards our clients but we aim to foster a positive and equitable working environment with our...

If you 're looking for a career that will help you stand out, join HSBC, and fulfil your potential - whether you want a career that could take you to the top, or simply take you in an exciting new direction, HSBC offers opportunities, support and rewards that will take you further. HSBC is one of the largest banking and financial services organisations in the world, with operations in 64 countries and territories. We aim to be where the growth is, enabling businesses to thrive and economies to prosper, and, ultimately, helping people to fulfil their hopes and realise their ambitions. We are currently seeking an experienced professional to join our team in the role of Senior Financial Engineer on a Fixed term Contract basis until the end of December 2026. Financial Engineering (GRA) is a part of HSBC 's Global Risk Function which provides solutions using analytics, tools, and models to identify, measure and manage key risks. As an HSBC...

At Medtronic you can begin a life-long career of exploration and innovation, while helping champion healthcare access and equity for all. You’ll lead with purpose, breaking down barriers to innovation in a more connected, compassionate world. A Day in the Life Medtronic Digital Technologies is creating ambitious new products that bring connectivity, real-time guidance, and decision support to the operating room. To support this mission, we are developing compact, high-performance, embedded systems that enable edge computing and connectivity. Working closely with other teams across Medtronic, we are creating a connected ecosystem and leveraging the state of the art in computer vision to provide the most comprehensive view of surgery. If you’re interested in using cutting-edge technology to improve the standard of care in surgery on a global scale, this could be the place for you. As a Senior Software Engineer, you’ll be performing development, primarily in...

    Job Title: FDI Architect (Contract) Location Hybrid: London Target Start Date: ASAP Contract duration : 6 months Day Rate: Competitive (Inside IR35) Must be eligible for SC Clearance Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   About the Project We are seeking an experienced Oracle Fusion Data Intelligence (FDI) Architect to design, implement, and optimize enterprise analytics solutions using Oracle Fusion Data Intelligence (formerly FAW). The architect will...

We are recruiting for a Contract Senior Java / Kotlin Engineer. On-site: 2dpw in Spitalfields, London Key skills: strong experience in Java or Kotlin (back-end), and comfortable with TDD (test-driven development). Start date: Mid March Who We Are: AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. We've been helping organisations build better digital products and stronger digital teams since 2014. We believe our work should always make a remarkable impact for our clients. We do this through our regional offices (or 'Clubs') building strong relationships with our partners, so that they are always prioritised by a team within close proximity. This unique model has driven success for our clients and ourselves, evidenced by our remarkable organic growth since 2014. Today we number more than 1,300 people with Clubs all over the UK, Europe and the USA with plans for global expansion in the next...

We are seeking the expertise of a Cloud Engineer to Join our Tech practice. This is a hands-on technical leadership role requiring deep AWS engineering expertise, strong architectural capability, and solid operational support experience. Lead Cloud Engineer London - 5 days onsite £550 - 600 p/d Inside IR35 emagine is a high-end professional services consultancy and solutions firm. Specialising in delivering business and technology services to the financial services sector, we power progress, solve challenges, and achieve real results through tailored, high xe2 end consulting solutions. We have built a culture of openness and integrity through genuine relationships and strong partnerships. This enables us to remain uncompromising in our commitment to delivering exceptional service for our clients. Equally, we foster a positive and inclusive environment for our consultants and colleagues, grounded in our core values: Confident, Dedicated, Responsible, Genuine....