Latest software Jobs

Lead Engineering Technician

This role involves leading daily operations in an R&D facility focused on advanced underwater robotics, combining hands-on technical work with team coordination and safety leadership. The technician will build and test electro-mechanical systems, conduct technical reviews, and ensure compliance with safety and 5S standards. It’s a hands-on position at the intersection of engineering, testing, and team mentorship within a high-tech defence environment.

Saab Fareham, United Kingdom
On-site Permanent Clearance Required

Lead Test Engineer

Lead Test Engineer to develop and manage test solutions for advanced electro-mechanical systems in underwater robotics. Responsible for end-to-end test lifecycle, including test case design, automation, facility management, and team leadership. Works across electrical, mechanical, and software domains in a high-tech defence environment.

Saab Fareham, United Kingdom
On-site Permanent Clearance Required

Satcom Mission Analysis Engineer

This role involves defining and optimising the orbital architecture of a satellite constellation, with a focus on astrodynamics, inter-satellite links, and mission performance. The engineer will model orbital perturbations, calculate pointing and tracking requirements for optical links, ensure regulatory compliance, and integrate simulations into digital twin systems to support reliable global connectivity.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Air Interface Architect

The Air Interface Architect will define and govern the physical and MAC layer architecture for Open Cosmos' LEO satellite communication system, ensuring high performance and scalability. The role involves designing waveforms, resource allocation, coding, modulation, and handover frameworks, while aligning with 3GPP NR-NTN and DVB-S2X standards. Responsibilities include system-level simulation, modem architecture definition, and integration with core network functions for non-terrestrial networks.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Senior FPGA Engineer

This role involves leading the On-Board Data Handling (OBDH) subsystem for satellite missions, from concept through to in-orbit operation. The engineer will design and verify FPGA logic using VHDL, manage technical requirements and work packages, and collaborate across disciplines to deliver spacecraft OBDH systems including on-board computers, data recorders, and payload interfaces. The position offers hands-on involvement in space missions with a flexible, hybrid working environment.

Surrey Satellite Technology Guildford, GU2 7YE, United Kingdom
Hybrid Permanent

TAS-I Cyber Security Authority

Act as the central cybersecurity authority for Thales Alenia Space's international operations, ensuring cybersecurity compliance across product lifecycles from bid to delivery. You will assess security risks, validate technical roadmaps, lead audits, and ensure alignment with international standards and Thales Group policies. The role involves close collaboration with engineering, procurement, and legal teams to embed security into solutions for government and institutional clients in high-stakes domains like navigation, telecommunications, and Earth observation.

Thales Alenia Space Italy
On-site Permanent Clearance Required

TAS-I Cyber Security Authority

This role involves leading and overseeing cybersecurity strategy and compliance across Thales Alenia Space's projects and products, from bid phase through development. The Cyber Security Authority ensures alignment with internal policies, regulatory standards, and customer requirements, while advising on security architecture, risk management, and supply chain resilience. Key responsibilities include validating security roadmaps, leading audits, and embedding secure practices within engineering and product teams across a complex, international matrix organization.

Thales Alenia Space Italy
On-site Permanent Clearance Required

Electrical Equipment Assembler

This role involves the electromechanical assembly and soldering of electronic equipment within a small production unit, focusing on precision and adherence to technical documentation. The assembler will contribute to quality improvements, support new team members, and ensure accurate communication of work status. The position requires fine motor skills, attention to detail, and compliance with strict security and documentation processes.

Saab United Kingdom
On-site Permanent Clearance Required

Senior Digital Comms Payload Engineer

This role involves defining digital subsystem architectures for satellite communication payloads, translating system requirements into scalable processing solutions, and leading digital-in-the-loop prototyping. The engineer will assess advanced silicon technologies for space applications, define high-speed interfaces, and support secure hardware integration across space and ground systems. Collaboration spans payload, network, and security domains to deliver resilient, high-performance satellite comms solutions.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Data Processing Technical Project Manager

This role involves managing data processing deliverables and products within a satellite data team, coordinating between technical teams and project managers. The focus is on ensuring timely, high-quality delivery using robust software engineering practices. It plays a central role in transforming satellite data into actionable insights for customers and internal platforms.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Quality Control (QC) Engineer (shift based)

The role involves hands-on quality control during satellite build, integration, and testing phases, ensuring compliance with ECSS and ISO9001 standards. The engineer performs inspections, manages non-conformances, supports supplier quality, and maintains traceability across the production lifecycle. Work is conducted on a rotating 24/7 shift pattern at the Harwell site to support continuous satellite manufacturing operations.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent Shift-work

Verification & Validation Engineer

This role involves ensuring satellite communication systems meet mission-critical requirements through automated testing integrated into agile workflows. The engineer will develop and maintain test frameworks, execute validation in Software- and Hardware-in-the-Loop environments, and collaborate closely with development teams to debug issues and improve system reliability. Focus is on continuous verification of complex, distributed systems using Python and CI/CD pipelines.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Satcom Payload Architect

The role involves defining the end-to-end technical architecture of advanced satellite communication payloads for low Earth orbit (LEO) constellations. You will translate service requirements into detailed technical specifications for RF, digital, and optical subsystems, perform microwave link analysis, and ensure alignment between payload and spacecraft design. The position requires deep systems engineering expertise in satellite communications, with a focus on flexible, high-performance, and SWaP-optimised solutions.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

Senior Network Engineer

This role involves designing and implementing advanced network architectures for a dynamic low Earth orbit (LEO) satellite constellation. The engineer will develop custom routing solutions using Segment Routing and IS-IS, integrate control and data planes on specialised hardware, and validate performance under orbital dynamics using simulations and digital twins. Collaboration with cross-functional teams is key to evolving a resilient, high-throughput space-based communications platform.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent

2nd Line IT Support Engineer

This role involves resolving escalated IT support issues across Windows, Linux, macOS, and mobile platforms, managing identity and access systems, and supporting infrastructure such as networks, MDM solutions, and cloud services. The engineer will troubleshoot complex technical problems, manage device lifecycles, and contribute to system upgrades and security hardening. Emphasis is placed on automation, user support, and maintaining secure, compliant IT environments in a growing space technology company.

Open Cosmos Ltd Didcot, OX11 0RL, United Kingdom
On-site Permanent