Senior Front End Developer jobs in Dartford

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...

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by thousands of people and will directly...

Front-End Contractor (React / Next.js) Location: Remote (UK based candidates only) Contract: Outside IR35 Day Rate: Up to £400 per day I am currently looking for an experienced front-end developer to help deliver key product features at speed for one of my start up clients. You’ll work on high-impact UI components and collaborate with design, backend, and AI teams to create interfaces for...

Location: Flexible/Remote - US/Eastern time zone THINKalpha is reshaping the capital markets. Our platform enables generative content using dynamic data. The core of our platform includes financial search, streaming analytics and is accompanied by both data and transactional frameworks. We are currently seeking a talented Front End Web Developer with a strong technical background and a passion...

Backend Web Developer This is an initial Fixed-term Contract (6-12 months) with the view to make it permanent. Location: Fully Remote (UK) Salary: £38,000 - £48,000 (DOE) The role: We enjoy making the complex simple for our clients. We create websites, campaigns and digital products for professional services clients, arts, fashion, and e-retailers. You’ll be joining an experienced,...

You will be a key player in designing, developing, and maintaining critical backend services. Your expertise in JavaScript and Spring Boot will be essential for creating robust RESTful APIs and event-driven microservices deployed on AWS. We are looking for a developer who is passionate about embedding security, observability, and automation directly into the development lifecycle.

Go Backend Engineer (Data Platform & APIs) - Northern Ireland (Remote-first) * Salary: £75,000-£150,000 + bonus + benefits About the Company: Our client is scaling an ML-driven data and analytics platform and modernizing their engineering standards. Their current stack includes Python, GoLang, TensorFlow, PyTorch, AWS, and Kubernetes, with a focus on building scalable, ML-driven data and...

Senior Backend Engineer | Fully Remote | Full Time Are you a seasoned backend engineer with a passion for building scalable APIs and robust backend systems? We’re looking for a Senior Backend Engineer to join our development team and help shape the future of our platform. What You’ll Do - Design, develop, and maintain high-quality APIs and backend services - Architect scalable software...

You will work alongside a cross-functional team of backend engineers, product managers and data scientists to deliver high-quality, scalable, and reliable solutions that meet the needs of their customers.

You will be part of a culture that values trust, accountability, and shared success where your work truly matters.

You will be instrumental in executing our strategy to EXPAND our footprint by driving BIG DEALS through PLATFORMIZATION and Strategic Programs. Your Strategic ImpactAs a Major Account Manager focused on the MOD, FLCs, and National Security Organisations, you will:

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 Full Stack Developer Contract type: Full time, permanent Salary: £DOE Reports to: Head of Product Engineering Direct reports: Yes (initially none, growing over time) Location: Remote-first with occasional travel to client sites or team meet-ups (typically quarterly) The successful candidate must hold British Citizenship, due to the requirement for Security Clearance. About...

Senior Golang Developers x 2 (React/AWS) - Remote - New Roles! A leading organisation in the Gloucestershire area requires a number of Senior Golang Developers to join its growing team. Suitable candidates will have strong Golang experience coupled with both React and AWS. in summarym the successful candidates will have the following: - Strong Golang experience - Proficiency in React and...

A fast-growing fintech company is hiring a Fullstack Developer(AI) to help build the next generation of intelligent, personalized financial platforms. This role blends modern front-end engineering with AI-powered workflows, automation, and human-centered design to deliver seamless digital experiences for users across global markets. You'll join a lean, high-impact product and engineering team...

You will be responsible for building scalable, high-performance Back End systems that power their banking platform.

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,...

Remote-Friendly Software Development Opportunity in Agricultural Technology ****CANDIDATES MUST BE UK BASED AND NOT REQUIRE A WORK VISA**** Join an award-winning agricultural analytics software company at the forefront of sustainable technology. We're seeking exceptional Back-End Developers who can transform data into impactful solutions that enhance food production, farm economics, and...

Senior Full-Stack Web Developer | Legal EdTech | Remote Join a leading EdTech provider delivering innovative online learning as they embark on a major transformation. As a Senior Full-Stack Web Developer, you’ll design, build, and modernise scalable web applications that power our learning management systems. You’ll work across ASP.NET Core, React, C#, JavaScript, and Azure. What you’ll do: -...

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 Front-End Software Engineer (React / TypeScript) Location: Remote (1 day per month in Oxford, UK) Type: Permanent | SaaS | Global Tech Company Are you passionate about building exceptional, scalable front-end applications? Our client — a leading SaaS company based near Oxford — is expanding and looking for a Senior Front-End Software Engineer to help shape the future of their...