senior applications developer jobs in Basildon

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.

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...

Application Development Manager (D365 & Power Platform) Remote (Travel to London or Newcastle office less than once a month) £52,737–£66,197 (Outside M25) / £58,409–£71,869 (Within M25) £7,500 RRA Benefits Looking to move a contractor doing this role into a strategic position elsewhere? Reporting to Shuaib, Head of Engineering, this is a great opportunity to take ownership of D365 and Power...

App Developer (6-Month Contract) Location: hybrid - 1-2 times onsite a month for meetings in Birmingham. Start Date: January/ February Contract Duration: 6 Months (Outside IR35) About the Role: On behalf of our client, we are seeking a talented App Developer to design and build a fully functional e-commerce mobile application for our client retail business. The app will be available for...

🚀 Mobile Developer 📍 Location: Remote, must be based in the UK (occasional office visits in Exeter) 🔒 Security Clearance: Must be SC Clearable Are you a skilled Mobile Developer with a passion for building high-quality apps using Flutter? Do you have hands-on experience with Android or iOS platforms and a desire to work on impactful solutions? If so, we’d love to hear from you. Join our...

You will oversee a small team, manage supplier relationships, and work closely with senior stakeholders to ensure applications continue to meet the needs of the organisation.

You will have influence over budgets, suppliers and service improvements, as well as the chance to develop and coach a high-performing team.

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...

Intapp Applications Analyst A fantastic opportunity has arisen for an Intapp Applications Analyst / Application Support Analyst to join a London based global law firm on a permanent basis. Intapp Applications Analyst Summary: Under the direct supervision of the Senior Manager, Enterprise Applications, the Senior Applications Engineer acts as the IT owner of several applications and platforms...

You will naturally be hungry to win.

You will have a proven background in winning and securing new contracts and will be able to manage a process from initiation to close.

You will be used to managing and engaging with multiple stakeholders and showcasing compelling value propositions.

Senior PHP Engineer £70,000 - £80,000 + Benefits Remote (with monthly travel to Southampton) Own a mature, modular PHP platform that underpins everything, from real-time analytics to leadership assessments. This isn’t a rewrite job. It’s about owning and evolving something that already works, and making it even better. You’ll lead by example, set the tone for engineering practices, and help...

Senior D365 CE Developer Home-based in the UK (no sponsorship can be offered) Must be eligible for SC Clearance Dynamics 365, Power Platform, CE/CRM, Javascript, AI This role is an opportunity join a leading Microsoft Solutions Partner specialising in D365, Digital Transformation, Power Platform, Azure, and AI. They are looking for a Dynamics 365 CE Developer to design, develop, and deliver...

Senior Java EFX Platform Developer Location: Fully Remote (UK-based) Contract: 12 Months (likely extension) Industry: Investment Banking / FX E-Trading The Opportunity We're partnering with a leading investment bank on a major greenfield build - a brand-new, in-house FX E-Trading platform. This multi-year programme is at an early stage, offering the chance to help shape architecture,...

About PostGrid: PostGrid is a global leader in enterprise SaaS platform for automated offline communications. Our robust APIs empower organizations to create, personalize, and dispatch physical mail letters, postcards, checks, and more to any address on the globe without ever touching an envelope, while ensuring clean address data. Operating at massive scale across multiple regions, we’re...

🚀 About Webigence and Spark Travel Webigence has 25 years of experience crafting UX‑first, often highly complex software. Our engineers pair forward‑thinking agile practices with an obsession for intuitive design, shipping products that feel effortless even when the logic underneath is anything but. Alongside a handful of long‑standing third‑party clients, we’re scaling our own SaaS...

You will work to embed security across the SDLC pipeline, including the integration and management of SAST/DAST/SCA/code scanning tooling (Snyk and Gitlab).

You will also work with the development team to offer guidance and to provide security training, and will look to continuously develop and improve the already well-established security champions programme.

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.

Senior Python Developer - Python, Flask, SQL, AWS OB have partnered with a FinTech company, who are looking to bring on a Senior Python Developer to their highly skilled engineering team, where you'll have the opportunity to work closely with the CTO & Head of Engineering to have an impact from day one, and develop their systems. In this role, you'll design highly complex systems and...

Excellent opportunity for Front-End Developer looking to join a forward-thinking company producing award-winning software used by leading businesses across the globe. The successful Senior Frond Developer will need to have extensive commercial experience using ReactJS and should be comfortable working to their own initiative but also happy to mentor and offer guidance to the more junior members...

Senior Backend Developer Location: London - 1x a month Salary: Up to £95,000 (D.O.E) + benefits Fruition Group working with a leading Insurtech unicorn on a mission to transform the insurance industry. Their products have already generated millions in revenue, and now they're investing heavily in new innovations that will shape the sector for years to come. This is an exciting opportunity for...

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...