Senior Web Application Developer jobs in Islington

You will play a key role in shaping front-end architecture, improving performance and accessibility, and supporting personalisation initiatives. The role also includes mentoring responsibilities and close collaboration with cross-functional teams.

Global bank based in Canary Wharf. Role - C# Developer - Desktop Applications Duration - 6 months with likely extension Rate - £415 p/d (inside IR35) Location - Hybrid / Canary Wharf Tech Stack C# WPF Winforms SQL OracleTasks Tasks range from understanding business requirements, designing application structures, business data analysis, programming WPF (Windows Presentation Foundation)...

Description Job Description a. Manage complex FIX implementations and upgrades. b. Respond to requests for technical assistance via phone, email or in person (remotely or on-site). c. Diagnose software and connection issues and recommend the appropriate solution. d. Analyze problems, answer questions, and provide training related to the software. e. Identify and test workarounds for bugs or...

You will be performing the full 360 sales process from initial contact through to meeting the client face to face to secure the business. Key responsibilities: Help develop and execute a sales strategy to achieve product and services sales targets. Identify and prospect new clients within the target market segments including public and private sector clients.

We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, Sky Q to Sky Glass, we never stand still. We optimise and innovate. We turn big ideas into the products, content and services millions of people love. And we do it all...

You will approach companies that meet their suitability criteria, engage with C-suite and senior stakeholders to understand their skills needs, and present their range of skills programmes—including those funded by the apprenticeship levy—as strategic solutions.

You will ensure compliance with all required service-related reporting, code of conduct and Firm requirements

International Business Development Executive UK (London / Manchester / Birmingham) c. £45,000 | Hybrid (2 days office) A global professional services firm is hiring a new International Business Development Executive to support its growing international BD agenda. This is a brand-new role, working closely with a senior international BD lead to help coordinate and deliver cross-border business...

WSR is recruiting for a Business Development Lead for our well-established client in London. Salary: £70k-£80k + OTE £150K + Location: London – Hybrid (2 days in office p/w and client visits) We’re supporting a growing, data-led consultancy that partners with consumer-facing organisations to solve complex commercial and customer challenges through analytics and insight. Due to continued growth,...

You will take a lead role in building high-quality, accessible, and maintainable front-end solutions across a single-page admin platform and a progressive web application. Working closely with UX, design, and backend developers, you will help shape front-end architecture, improve performance, and mentor other engineers.

You will be working on new projects on the core web platform with other great developers in the UK.

You will have the opportunity to attend regular Development team events, professional development opportunities and potentially travel overseas to their international offices if this is of interest.

We’re looking for a Senior-level Software Engineer with strong JavaScript/TypeScript skills and experience across modern web stacks. You’ll be instrumental in our transition away from Drupal as we modernise and scale our platform. Tech Stack: At least 6-8 years commercial experience with JavaScript or TypeScript and Node Exposure of Laravel and/or Python (Django or Flask a...

Senior Dynamics 365 CE Developer Remote or Hybrid (London) Nigel Frank International are partnered with an established Dynamics 365 CRM End User who are looking for a Senior Dynamics 365 CE Developer to provide significant contributions to the design and build of enterprise solutions! Responsibilities Deliver high‑quality customisations across model‑driven apps, including forms, views, command...

You will be a confident, proactive developer who enjoys solving problems, collaborating effectively, and taking ownership of your work.

Senior Developer - Active SC, Java, Oracle Up to £550 per day (Inside IR35) London / Hybrid 6 months My client is an instantly recognisable consultancy who urgently require a Senior Developer with Active Security Clearance (SC), to join a business-critical programme. Key Requirements: Proven experience working as a Senior Developer within the public sector. Active Security Clearance...

Job Title: Senior Systems Developer DETAILS We are seeking a highly skilled Senior Systems Developer with extensive experience in data architecture, system design, and enterprise-level application development. The successful candidate will be responsible for constructing scalable systems, designing robust data models, and guiding the technical direction of backend and data-driven solutions across...

We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, Sky Q to Sky Glass, we never stand still. We optimise and innovate. We turn big ideas into the products, content and services millions of people love. And we do it all...

You will be performing the full 360 sales process from initial contact through to meeting the client face to face to secure the business. Key responsibilities: Help develop and execute a sales strategy to achieve product and services sales targets. Identify and prospect new clients within the target market segments including public and private sector clients.

You will play a key role in designing, developing, and maintaining applications built using Laravel, PHP, Vue, TypeScript, MySQL, and AWS services. The position combines hands-on development with technical leadership, contributing to architectural decisions, modernisation of legacy systems, and mentoring of other developers.

We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, Sky Q to Sky Glass, we never stand still. We optimise and innovate. We turn big ideas into the products, content and services millions of people love. And we do it all...

We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, Sky Q to Sky Glass, we never stand still. We optimise and innovate. We turn big ideas into the products, content and services millions of people love. And we do it all...