senior systems developer jobs in Horley, Surrey

A leading defence technology company is looking for Senior Hardware Architects to join their team in Templecombe, Crawley. This role involves developing components for anti-submarine warfare systems and requires a collaborative approach. Candidates should have a degree in engineering and a minimum of five years of relevant experience. The position offers a hybrid work model, competitive benefits,...

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...

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.

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 product—Spark...

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...

Insight Global is seeking a dynamic Senior Business Development Manager to join a global growth team and assist in leading the expansion of our market research solutions across key industries and regions. Key aspects of this role include: Market & Opportunity Development - Identify, qualify, and develop new business opportunities aligned with the clients global services and value...

Senior Software Developer (Full Stack) Crawley - 4 Days a Week | #128188; Permanent A specialist engineering company that builds high-impact, enterprise platforms used in complex operational environments. They’re looking for a Senior Full Stack Developer to take a lead role in shaping and delivering a modern, microservice-based system. C# / .NET Core / ASP.NET Core Angular, TypeScript, JavaScript...

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...

Position Title: Electrical Engineer – BESS Salary: £45K - £55K + bonus Location: United Kingdom Your New Employer You'll be joining a globally respected energy solutions provider at the forefront of utility-scale battery energy storage. With a strong track record in grid-connected projects and an international footprint, the business delivers full turnkey BESS solutions for some of the most...

SYSTEMS TEST & INTEGRATION ENGINEER – PERMANENT – CRAWLEY West Sussex My client is developing world-class flight simulators that are shaping the future of aviation training. Within these roles you will be delivering high-performance, real-time systems for the aerospace industry. Responsible for overseeing system integration, verification, and validation of advanced flight simulation systems....

You will work closely with operational and systems suppliers to capture legacy configurations, create robust methods for storing and managing this information, and support its migration into a new, modernised systems environment.

You will bring experience in managing complex information sets, systems configuration or change programmes, and working with senior stakeholders.

Job Description Job Title: Microsoft D365 BC Systems Manager Salary: £59,103 per annum, Band H, Level 3 - Inclusive of a Market Supplement Location: Scout Store, Lancing, West Sussex, BN15 8UG Contract Type: Permanent Working Hours: 35 - Hybrid working with two days a week in Lancing and as required. About the role We're looking for an experienced and practical Microsoft D365 Business...

Responsibilities - Design and maintain conceptual, logical, and physical data models for electrical transmission and distribution networks. - Collaborate with EMS/ADMS teams to implement accurate network models using tools like eTerra Habitat. - Develop and optimize SQL queries for relational databases such as Oracle 19C and above. - Create and configure network displays using Display Builder...

About the Role: We are seeking a dynamic and technically skilled Technical Solutions Manager to join our team specializing in Battery Energy Storage Systems (BESS). This role is pivotal in designing and delivering tailored technical solutions that meet customer requirements while ensuring compliance with industry standards. In this role, you will work closely with customers, internal teams, and...

Contract – 8 Months Inside IR35 Remote – UK Power Systems Consultant (EMT & RMS Studies) The consultant will support power system projects across multiple phases by delivering high-quality electrical studies and technical documentation. Key Responsibilities - Develop and validate EMT and RMS models for assets such as WTGs, PPCs, and STATCOMs. - Plan and execute design and Grid Code...

Role / Job Title: BizTalk DeveloperWork Location: Crawley, UKOffice Attendance (Hybrid): 3 days in officeThe RoleWe are seeking an experienced BizTalk Developer to support a major upgrade project for one of the UK's leading airline customers. The current environment runs on BizTalk Server 2013 R2, and we are planning to migrate to BizTalk Server 2020 hosted on Azure IaaS.Your...

Location: Crawley, United KingdomThales people architect solutions that enable two-thirds of planes to take off and land safely. We create in-flight entertainment systems that engross 50 million fliers every year and we develop the avionics that control the world's largest commercial aircrafts. Our simulators train the next generation of pilots for fighter jets, transporters and search and rescue...

You will be working within the large operations/service centre team within the Thales Aerospace Division to test and fault diagnosis on deliverable Customer and System sub-assemblies to component level. Survey, repair and upgrade customer equipment as directed by Test Team Leader/CAM/Project Management as appropriate.

A global technology leader is seeking a Principal Hardware Architect to join their supportive team. This role requires a minimum of five years' experience in an engineering role related to maritime, aerospace, or defence. The ideal candidate will have a strong background in hardware design and development and will be responsible for technical oversight in hardware architecture. The company offers...