Senior Web Application Developer jobs in Egham

Most “web developers” can’t do this job. Why? Because most have only ever built sites using templates WordPress themes, Shopify stores, Wix layouts. But Bounce? We didn’t touch any of that. Every single line of code was written from scratch. The backend, the frontend, the pages all bespoke. We’ve built a fully custom third-party ticketing platform to compete with Eventbrite, Dice, and...

You will play a crucial role in designing and implementing scalable, efficient integration solutions using a range of data formats and technologies, including XML, JSON, and CSV. As an expert in XML tooling, XSLT, and data transformation, you will be responsible for ensuring data accuracy, performing complex transformations, and supporting integration and migration processes.

Role’s Responsibilities - Design, develop, and maintain end-to-end web applications using Python, JavaScript (Node.js/React), and MongoDB. - Build and deploy microservice-based architectures aligned with 12-Factor App principles, ensuring scalability, maintainability, and resilience. - Collaborate with product managers, designers, and other engineers to translate business requirements into...

Please note: applications via EasyApply will not be considered. To apply, email your CV & portfolio to careers@tefl.org Department: Technology Reports to: Head of IT / Managing Director Location: Remote (UK-based) Contract: Full-time, Permanent About Us The TEFL Org is the leading provider of accredited TEFL (Teaching English as a Foreign Language) certification courses. With a global...

Application Development Manager - MS dynamics 365, Power Platform Remote with occasional travel £65,000 - £74,000 + exceptional pension + package Fruition are recruiting an Applications Development Manager for a tech for good organisation who make a genuinely positive impact on people's lives. This role will play a key role at a crucial time for the organisation as they invest in their IT...

Senior Website Strategist Location: Reading (3 days in the office, 2 from home) The business This agency is widely recognised as the world’s leading HubSpot website design and development agency. With a team of 45+ specialists and a growing presence in both the UK and the US, they have spent more than 15 years partnering with venture-backed and growth-stage technology companies to build...

JOB DESCRIPTION Duration: 6 months Job Type: Hybrid Job Description - Work within our highly technically diverse multidisciplinary teams (application software, embedded, cloud platform, etc.) - Contribute to the core application software by developing enhancements for our existing intra-operative devices, taking ownership of the maintainability and reliability of the application software in...

PowerApps Developer / Application Developer London (Hybrid) Our Client is a globally recognised, successful bank who provide world-class services to various institutions and individuals. Offering a comprehensive range of retail and corporate financial services/products, this thriving business boasts over 10 million active customers in over 700 business locations. Due to business requirements,...

Job Description My client is looking for a Senior Schneider Applications Engineer. Engineer Schneider BMS software packages, ensuring quality, consistency, and compliance with project specifications. Develop Schneider BMS graphics packages, creating intuitive, user-friendly interfaces aligned with client requirements. Support and mentor other members of the applications team as they learn and...

About the Role We’re looking for a hands-on Application Support Engineer to join our tech team at a digital asset firm. You’ll support high-performance trading and data systems, troubleshoot issues, collaborate with developers, and improve operational processes. This is a hands-on role that allows you to dig deep, including at the code level. Key Responsibilities - Monitor and manage...

Software Developer Salary: £50,000 to £65,000 Location: Egham | Two Days a week onsite Make sure to apply quickly in order to maximise your chances of being considered for an interview Read the complete job description below. Join a forward-thinking SaaS company shaping the future of their space where their intelligent, cloud-based platform powers the delivery experiences behind some of the...

Ready for a challenge? Then Just Eat Takeaway might be the place for you. We’re a leading global online delivery platform, and our vision is to empower everyday convenience. Whether it’s a Friday-night feast, a post-gym poke bowl, or grabbing some groceries, our tech platform connects tens of millions of customers with hundreds of thousands of restaurant, grocery and convenience partners across...

Would you like to join a cyber security SaaS company at the forefront of vulnerability scanning and security research? Do you have experience in a software support role for a SaaS or digital product company, along with strong experience web app and infrastructure technologies? If so, please read on and apply. About AppCheck: AppCheck develops information security software for its end-user...

Senior Full Stack Developer – SaaS / Field Service Platform Salary: £60,000–£70,000 Location: Ireland or UK (preferably NI or Leeds area) Work pattern: Fully flexible hybrid (remote-friendly) Our client is a homegrown SaaS success story – a multi-award-winning software company developing a powerful field service management platform used by mobile workforces across the UK and Ireland. Their...

You will have the opportunity to work on various modern web applications across a variety of platforms focusing on the backend. Should you choose, this role will allow you to expand your leadership capabilities as you progress in the company. The team tend to go into the Oxford office once a month.

Senior Software Developer – Python/Ruby Location: London (2/3 days per week on-site) Rate: Up to £650/day (Inside IR35 – 12-month Contract) A major UK government department is seeking an experienced Senior Software Developer to play a key role in the redevelopment of a critical national open data platform. This is a high-impact opportunity to work on services that directly improve access to...

You will be responsible for the end-to-end design, development, and delivery of a critical, high-scale digital service. Leveraging your expertise across the full technology stack, you will build robust solutions that meet stringent standards for security, performance, and reliability.

We’re looking for an experienced Senior Application Support Engineer to join a growing IT team and play a key role in supporting critical business applications across a modern and complex technology stack. In this role, you’ll be responsible for: - Investigating and resolving technical incidents, ensuring minimal downtime and effective root cause analysis - Proactively maintaining and...

The Senior Schneider Applications Engineer will take a lead role in the engineering, development, and delivery of Schneider BMS software and graphics, supporting multiple projects across the business. The successful candidate will also mentor and train our in-house applications team as they continue to develop their Schneider expertise. This hybrid role offers flexibility to work from home and...

Software Developer Salary: £50,000 to £65,000 Egham | Two Days a week onsite Join a forward-thinking SaaS company shaping the future of their space where their intelligent, cloud-based platform powers the delivery experiences behind some of the UK’s fastest-growing brands. As a Software Developer , you’ll be at the heart of building scalable software that drives real-world results. NET solutions...