Senior Software Development Engineer jobs in Dartford

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...

Senior Software Developer - Java / Python with Delphi We’re looking for an experienced Software Engineer (Java/Python) to join a high-profile government project focused on modernising and integrating complex systems within a secure environment. You’ll work across backend development, integration and automation – with occasional support for legacy Delphi components as part of wider platform...

You will be a technical leader in the team, helping to shape the architecture, support junior developers, and contribute to continual improvements across the stack.

🚀 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...

Senior Software Developer required by a successful software company with an international client base. The Senior Software Developer will be responsible for full stack development with C# and React as part of the ongoing evolution of the company's core SaaS product as they evolve a traditional monolith architecture towards a modular monolith. Key experience - Extensive C# experience - SQL...

Role: Senior Java Software Engineer (Back-end) Salary: £85,000–£100,000 + equity + bens Location: UK Remote Sector: FinTech Start-Up About the Company Wedo are collaborating with a FinTech start-up. The founders have an unrivalled track-record of scaling successful businesses, largely across the FinTech sector. This product, focusing on Wealth Management, is set to disrupt the sector and is...

Senior ServiceMax Software Engineer Remote with keep in touch days onsite £70,000-£75,000 Cubiq is pleased to be working with a growing technology company in the medical sector that’s looking for a Senior ServiceMax Software Engineer to join their Enterprise Systems team. This role will suit someone who enjoys solving problems, working with others, and building strong, scalable software that...

You will mentor a small team of 3 talented developers while remaining hands-on with coding and solution design. You’ll help define how software is built, scale systems, and influence the technical direction of a globally used SaaS product. You’ll be supported by a collaborative leadership team that values technical excellence, autonomy, and personal growth.

Senior Software Engineer .Net 📍 Location: UK remote | We are working with a high-growth global fintech, renowned for delivering world-class payments-related software and technology. This company is building the next generation of capabilities that power a merchant-first ecosystem. They believe that focused, empowered teams can achieve great things. You’ll be joining a curious, driven, and...

Senior+ Software Engineer - Python | FastAPI | AWS 💵 £90,000-120,000 + Bonus and Stock 📦 Flexible benefits | 90 day work-from-anywhere perk 💻 Python, FastAPI, gRPC, PostgreSQL, DynamoDB, AWS 📍 Remote first or hybrid (London) InsurTech | high traffic, scalable, event-driven, microservices development We’ve partnered with one of the UK’s most exciting scale-ups in the Insuretech space over...

Job Title: Senior Embedded Software Engineer Location: Fully Remote (UK) Salary: £80,000 - £90,000 per annum (DOE) Are you a systems-focused engineer with a passion for virtualisation and fullstack development? We're hiring a Senior Systems Engineer to join a UK-based tech company that's building innovative solutions across storage, networking, and compute virtualisation. About the Role As a...

Senior Software Engineer Fully Remote - UK Based £60,000 C#, .Net, .Net Core, Angular, Microservices, Azure, AKS Your Next Hire have partnered with a SaaS provider who are transforming the automotive industry. They have an established client base and an established product estate, currently on a journey to rewrite and migrate all of their legacy applications to a modern, azure hosted...

Senior Software Engineer – Trading Systems | Clean Energy | Remote | €85 + Bonus Ready to use your software skills to power the next generation of clean energy? 🌍 This leading Greentech scale-up (backed by £250m+ in funding) is building trading and monitoring systems that optimise how clean energy is traded, stored, and delivered across global markets. They’re expanding their offshore...

You will contribute to technical decision-making, improve software quality, and leverage AI-powered tools to enhance productivity. What You’ll Be Doing: - Develop and maintain scalable, high-quality applications using React, Node.

Senior Software Engineer / Developer (TypeScript Node.js) Remote UK to £80k Are you a senior, hands-on Software Engineer looking for an opportunity to take ownership and progress your career at a scaling tech company? You could be joining a growing games company that combines state of the art technology, gaming and luxury fashion. What's in it for you: - Salary to £80k - Remote working -...

You must be UK based & have full right to work in the UK. - If this role sparks an interest and you're keen to learn more, Please apply or email me on Tommy@digitalwaffle.

The Vacancy Are you a Senior Software Development Engineer looking to join a company where your work truly makes a difference? Where you’re empowered to innovate, collaborate, and help shape the future of healthcare technology? Then this could be the opportunity for you. We’re looking for a talented Senior Software Development Engineer to join our EMIS-X Analytics team and help us build...

A leading FinTech innovator is shaping the future of financial markets - across traditional finance and crypto - with cutting-edge trade surveillance technology. Their mission is to protect investors, enhance transparency, and ensure compliance in some of the world's most dynamic markets. Trusted by regulators and institutions worldwide, their systems monitor over a trillion events every single...

Role: Mid/Senior Software Engineer Salary: £70,000 - £85,000 Industry: FinTech Working Model: Remote First (London HQ - 1 day per quarter in office) About the Company WeDo have partnered with a high-growth FinTech scale-up reshaping embedded finance. Circa 250-300 Employees. Platform in production for 8-10 years. They’re entering “scale-up” phase and now initially need 4 engineers to join 6...

Senior Software Engineer / Tech Lead £90,000-£120,000+ Benefits + Remote working A Senior Software Engineer / Tech Lead opportunity for an exciting product led SaaS business offering innovative AI and Robotics solutions to a global customer base. The business offer an exciting product and are growing rapidly. They promote autonomy and collaboration and value problem solving skills and the...