senior fullstack developer jobs in East Sussex

About Us We are a fast-growing fintech company building modern, scalable platforms that power real-world financial products. Our engineering culture values clean architecture, strong ownership, and pragmatic innovation. We operate in a cloud-native, microservices environment and invest heavily in frontend quality, design systems, and developer experience. The Role As a Lead Fullstack Engineer,...

Our client, a mission-led consultancy, is looking for an experienced Principal Software Engineer (Java) to join their growing team. They deliver secure, modern software solutions to the UK Government and Defence sectors, enabling clients to build scalable systems and progressive web applications that drive real impact. This is a senior-level opportunity for a hands-on engineer who enjoys leading...

1X2 Network, the multi-award winning iGaming supplier, is looking for a Senior Software Developer. This is an opportunity to join a highly creative, rapidly expanding independent software company. About 1X2 Network 1X2 Network has pioneered iGaming development for over 2 decades and now encompasses a number of game development studio subsidiaries. We supply a broad array of over 750 games to...

🚀 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 be a hands-on player-coach, owning outreach and qualification while also helping to design the BDR/SDR process, playbooks and best practices.

You will use modern tools (HubSpot, Clay, Instantly, Lemlist, etc.) and AI to build signal-based, multi-channel plays that generate qualified meetings and pipeline across both partners and direct prospects.

Senior Development Manager - Onshore Wind, Solar, Battery Storage Salary & Package - up to £80,000 DOE + annual bonus, car allowance, healthcare Remote Working Piper Maddox are partnering with a leader the UK renewable energy industry to hire a key addition to their project development function in 2026. This company are an IPP with a demonstrable track record in successful development,...

About Prighter Prighter is a fast-growing LegalTech company building productised services and SaaS solutions for compliance with data protection as well as AI & digital governance regulations. With the mission to enable companies around the world to comply with regulatory requirements for their digital business, our services and SaaS solutions guide our global clients through the increasingly...

You will shape how our engineers build, test, release, and monitor software, ensuring frictionless workflows while keeping ownership of business logic, test quality, and development practices firmly with the product engineering teams.

BRAND NEW ROLE - Senior Exec Level - Marine Geo Director of Business Development - Geotechnical Engineering & Geoscience Consulting About the Company Our client are a growing offshore geotechnical services and consulting unit, focused on delivering high-quality, technically robust solutions across the offshore, nearshore, and onshore environments. While offshore geotechnical investigations...

Senior Business Development Manager – Fleet Mobility Solutions Provider £50,000 basic - £55,000 basic + £25,000 OTE Uncapped + EV Company Car If you’re ready to make an impact, this is the role that puts you in the driving seat. A competitive package, a premium company car, and the chance to join a private equity-backed business on a rapid growth trajectory. Expect pace, ambition, and the kind...

1X2 Network, the multi-award winning iGaming supplier, is looking for a Senior Software Developer. This is an opportunity to join a highly creative, rapidly expanding independent software company. About 1X2 Network 1X2 Network has pioneered iGaming development for over 2 decades and now encompasses a number of game development studio subsidiaries. We supply a broad array of over 750 games to...

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet runs...

Job Description Black Sheep Support are seeking an experienced and commercially driven Business Development Manager to join our growing team and play a key role in driving new revenue and long term client partnerships. This is a senior sales role where the successful candidate will be responsible for identifying, developing, and closing new business opportunities, whilst working closely with...

Senior Development Manager - Onshore Wind, Solar, Battery Storage Increase your chances of reaching the interview stage by reading the complete job description and applying promptly. Salary & Package - up to £80,000 DOE + annual bonus, car allowance, healthcare Remote Working Piper Maddox are partnering with a leader the UK renewable energy industry to hire a key addition to their project...

About Webigence and Spark Travel Skills, Experience, Qualifications, If you have the right match for this opportunity, then make sure to apply today. 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...

Job Description 1X2 Network, the multi-award winning iGaming supplier, is looking for a Senior Software Developer. This is an opportunity to join a highly creative, rapidly expanding independent software company. About 1X2 Network 1X2 Network has pioneered iGaming development for over 2 decades and now encompasses a number of game development studio subsidiaries. We supply a broad array of...

About Prighter If you want to know about the requirements for this role, read on for all the relevant information. Prighter is a fast-growing LegalTech company building productised services and SaaS solutions for compliance with data protection as well as AI & digital governance regulations. With the mission to enable companies around the world to comply with regulatory requirements for their...

Fullstack Java Engineer Our client, a mission-led consultancy, is looking for an experienced Principal Software Engineer (Java) to join their growing team. They deliver secure, modern software solutions to the UK Government and Defence sectors, enabling clients to build scalable systems and progressive web applications that drive real impact. This is a senior-level opportunity for a hands-on...

Our client, a mission-led consultancy, is looking for an experienced Principal Software Engineer (Java) to join their growing team. They deliver secure, modern software solutions to the UK Government and Defence sectors, enabling clients to build scalable systems and progressive web applications that drive real impact. This is a senior-level opportunity for a hands-on engineer who enjoys leading...

1X2 Network, the multi-award winning iGaming supplier, is looking for a Senior Software Developer. This is an opportunity to join a highly creative, rapidly expanding independent software company. About 1X2 Network 1X2 Network has pioneered iGaming development for over 2 decades and now encompasses a number of game development studio subsidiaries. We supply a broad array of over 750 games to...