RC Fornax

About the Company

RC Fornax are ISO 9001:2015 Certified, JOSCAR registered and the foremost provider of ultra-efficient work package solutions primarily to the Defence industry.

We create bespoke work package solutions under Statement(s) of Work to better augment your capabilities and ensure time critical deliverables are met.

We utilise the most talented, committed and technically capable individuals from the UK contractor market. This, combined with our in house quality and project management capabilities enable us to deliver the Statements of Work as fully managed services.

Whether we're taking your defined work packages or working with you to convert old labour based engagements to a procurement of services under a Statement of Work, we offer project flexibility and mitigate all risks surrounding IR35. In all cases, RC Fornax become the IR35 determining organisation.

With our combined years’ experience in both Defence and high-profile projects we can tackle any challenge putting you on the path to success.

Contact us today to schedule a consultation and explore a trustworthy and reliable business partnership.

Listed Jobs

Company Name

RC Fornax

Job Title

Lead Software Engineer

Job Description

Job Title: Lead Software Engineer Role Summary: Lead development of an AI-powered platform to transform defense procurement, outsourcing, and recruitment by integrating AI-as-a-Service (AIaaS) with scalable software solutions for transparency, efficiency, and strategic decision-making. Expectations: Deliver AI-enabled systems for complex procurement environments, requiring expertise in cloud-based full-stack development, AI optimization, and compliance with defense security standards. Key Responsibilities: - Design, develop, and deploy AI solutions for defense procurement workflows. - Build secure, modular cloud systems integrating with legacy platforms and data sources. - Collaborate with defense/government stakeholders to validate technical requirements. - Lead architecture decisions and mentor junior developers. - Ensure compliance with cybersecurity protocols, defense standards, and ethical AI practices. Required Skills: - Proficiency in Python, Java, C++. - Experience with AI/ML tools (e.g., LLMs, NLP, predictive analytics) and cloud platforms (AWS, Azure, GCP). - Full-stack cloud development expertise (APIs, data engineering). - Strong problem-solving and stakeholder communication skills. - Independent work in ambiguous, high-stakes environments. Required Education & Certifications: - Bachelor’s degree in Computer Science, AI, Engineering, or equivalent. - Eligibility for UK security clearance. - Preferred: Experience with defense procurement systems, MOD/NATO regulations, or secure software development certifications.

Bristol, United kingdom

Hybrid

Senior

24-09-2025

Company Name

RC Fornax

Job Title

FPGA Engineer

Job Description

**Job Title:** FPGA Engineer **Role Summary:** Design, verify, and maintain FPGA firmware for advanced aerospace and defence systems. Collaborate with multidisciplinary teams to meet stringent safety and performance requirements, manage documentation, testing, and integration throughout the firmware development lifecycle. **Expectations:** - Deliver high‑integrity FPGA solutions for defence projects. - Adhere to structured safety‑critical firmware processes (e.g., RTCA DO‑254, IEC 61508). - Support design reviews, risk assessments, and technical decision‑making. - Maintain effective communication across engineering disciplines. - Mentor junior team members. **Key Responsibilities:** - Capture and manage firmware requirements. - Design and analyze FPGA solutions using Xilinx, Microsemi (Actel), or Lattice tools. - Specify complex timing and area constraints for efficient place‑and‑route. - Produce documentation for engineers and evidence for design reviews. - Develop FPGA test plans, integration plans, and verification suites. - Modify existing firmware designs and test benches. - Debug firmware, support verification, and integration at hardware and system levels. - Make technical decisions and mitigate firmware‑design risks. - Communicate requirements, progress, and issues clearly in written and verbal form. - Mentor junior team members on design and verification practices. **Required Skills:** - Proficiency in VHDL and/or SystemVerilog with UVM verification methodology. - Experience with FPGA development tools (HDL Designer, ModelSim/Questa, Siemens EDA). - Knowledge of safety‑critical firmware processes (RTCA DO‑254, IEC 61508). - Strong understanding of timing analysis, area constraints, and place‑and‑route optimization. - Ability to translate system‑level requirements into detailed firmware specifications. - Debugging and integration skills at hardware and system levels. - Excellent written and verbal communication across multidisciplinary teams. - Familiarity with radio systems, software‑defined radio, or signal processing (advantage). **Required Education & Certifications:** - Bachelor’s degree (or higher) in Electrical/Electronics/Computer Engineering or a related technical field. - Certification or proven experience in RTCA DO‑254 or IEC 61508 processes. - Current Active SC security clearance, valid only for British nationals.

England, United kingdom

Hybrid

30-10-2025

Company Name

RC Fornax

Job Title

System Design Engineer

Job Description

**System Design Engineer** **Role Summary:** Lead mechatronic design of antenna subsystems, integrate multidisciplinary systems, and ensure hardware solutions meet technical requirements from concept to production. **Expectations:** - Lead design of hardware solutions in a systems engineering framework. - Collaborate cross-functionally to align mechanical, electrical, and control systems. - Validate designs through testing and troubleshoot performance issues. **Key Responsibilities:** - Design and optimize antenna subsystems and components for aerospace/defense applications. - Coordinate with engineering teams to integrate complex systems and resolve technical challenges. - Support manufacturing and production teams during prototype-to-production transitions. - Conduct design validation testing, reliability assessments, and troubleshooting. - Contribute to design reviews and recommend improvements for product performance. **Required Skills:** - Systems engineering expertise in defense/aerospace/hardware development. - Proficiency in mechatronic design, electrical/electronic systems, and mechanical engineering principles. - Experience designing for harsh environments (shock, vibration, thermal). - Knowledge of EMC principles, DEFSTAN-00-35 standards, and control systems. - Technical writing and problem-solving skills for troubleshooting and optimization. **Required Education & Certifications:** - Degree in engineering discipline (or equivalent experience with significant industry background). - Proven track record in hardware design and systems engineering, preferably in defense/aerospace.

Gloucestershire, United kingdom

Hybrid

10-11-2025

Company Name

RC Fornax

Job Title

Electronics Engineer

Job Description

**Job Title:** Electronics Engineer (Digital & Analogue) **Role Summary:** Design, develop, and transition electronic hardware solutions for a defence‑focused customer, covering high‑speed digital, FPGA, analogue, and power supply domains. Lead requirements capture, schematic capture, PCB layout, simulation, and verification while ensuring manufacturability and compliance with quality and safety standards. **Expectations:** - Deliver complete hardware designs from concept through production release. - Maintain clear project timelines, cost targets, and documentation. - Provide technical mentorship to junior engineers. - Communicate design decisions effectively in reviews and cross‑functional meetings. **Key Responsibilities:** - Capture system requirements and translate them into schematics and PCB layouts using Siemens DX Designer/Expedition. - Perform circuit simulations, signal‑ and power‑integrity analysis, and DFx assessments. - Lead design reviews with engineering and manufacturing stakeholders. - Develop and execute verification test plans; generate supporting documentation for production hand‑over. - Integrate and debug system/sub‑system prototypes; resolve hardware issues. **Required Skills:** - Proficient with Siemens EDA tools (DX Designer, Expedition) for schematic capture and PCB layout. - Strong knowledge of high‑speed digital design (LVDS, JESD204, Ethernet) and FPGA/processor interface design (DDR, peripherals). - Experience in analogue design for low‑noise signal conditioning, ADC/DAC interfaces, and low‑noise, low‑power power supplies. - Skilled in circuit simulation and signal/power integrity analysis. - Understanding of DFx (cost, testability, manufacturability) principles. - Ability to conduct system integration, debugging, and documentation. - Good presentation and peer‑review skills; proactive, self‑directed work style. - Familiarity with Matlab/Simulink is a plus. **Required Education & Certifications:** - Bachelor’s degree (BSc/BEng) in Electronic Engineering, Physics, or related discipline; advanced degree (MEng, MSc, PhD, EngD) preferred. - Relevant professional engineering certification (e.g., Chartered Engineer) desirable but not mandatory.

Edinburgh, United kingdom

Hybrid

10-11-2025