Systems Developer jobs in West Sussex

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. This r...

SYSTEMS TEST & INTEGRATION ENGINEER – PERMANENT – CRAWLEY West Sussex Check you match the skill requirements for this role, as well as associated experience, then apply with your CV below. 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...

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 Central Systems...

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...

Embedded Systems Engineer (Part-Time to Full-Time) – Optect Ltd Location: Remote (UK-based), onsite in Bath, or hybrid Hours: 0.5 FTE – 1.0 FTE Right to work in the UK required Optect is developing the next generation of long-range flame detection technology and deploying it into some of the most challenging environments on Earth. We are now looking for a motivated Embedded Systems Engineer...

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,...

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...

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

Aspinal of London are looking for an experienced Microsoft Dynamics NAV 2017 Support Specialistwith a minimum of 5 years’ hands-on experience in supporting, maintaining, and enhancing NAV environments. The successful candidate will serve as the first point of contact for NAV-related incidents and service requests, while also taking ownership of system configuration, troubleshooting, and...

You will be the technical linchpin in a transformation that directly impacts frontline policing and public safety. The Impact You'll Make - Bridge the Ecosystem: Design and deploy the "connective tissue" between Niche RMS and a complex landscape of intelligence, operational, and enterprise systems.

Software Developer (Web & Internal Tools) Remote-first | UK-based up to £50,000 PA Dependent on experience We're supporting a well established UK adventure business that has recently brought its website development in-house and is now modernising internal systems and tooling. This is a hands on role in a small, trusted tech team, working across a customer facing web platform and the internal...

You will be responsible for identifying, developing, and negotiating new strategic partnerships for Seopa's comparison solutions portfolio. While insurance comparison is a core focus, experience in other comparison or switching verticals — such as energy, broadband, mobile, current accounts, or credit cards — is advantageous.

You will be a key commercial ambassador for the business, responsible for developing new revenue streams and nurturing existing partnerships across airlines, MROs, OEMs, and aviation suppliers. Your role will combine inventory parts brokering, negotiating complex agreements, and delivering tailored solutions to meet customer requirements.

Business Development Director – EU Military Partnerships Osiris Inc. - Location: Remote (EU-based, with travel to various EU countries) - Reports to: CEO - Compensation: commensurate with experience/qualifications About Osiris Inc. Osiris Inc., founded in 2025 in the United States, is revolutionizing uncrewed systems with our unified OS platform ("One OS. Any Robot") for aerial, ground,...

You will support both your own territory and the wider commercial team to drive growth across product, local, regional, and national levels. With a strong focus on internal and external engagement, you will champion new initiatives, lead projects from ideation through to commercialisation, and play a key role in identifying and executing new market opportunities.

About TriloDocs TriloDocs is a growing company at the intersection of technology and life sciences. We help pharma and healthcare organizations transform scientific data into clear, structured documents. Our team is passionate about creating intuitive, reliable tools that make a real difference. The Role We're looking for a Mid-Level to Senior Python Developer with a strong STEM background —...

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...

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...

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...

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 Central Systems Manager...