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Senior System Architect @ Spectrum IT Recruitment

Southampton, England, GBOnsiteFull-time
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About this role

Salary: £80,000 - 85,000 per year

Requirements

  • Proven experience in system architecture, requirements analysis and technical design
  • Strong background in signal processing, modem design or communications systems
  • Experience defining hardware/software architectures and evaluating implementation constraints
  • Ability to assess architectural and algorithm trade-offs across software, FPGA and ASIC platforms
  • Proficiency in MATLAB, Python and C++ for modelling, analysis and development
  • Knowledge of 3GPP standards, including 5G NR or significant 4G LTE experience
  • Strong analytical, problem-solving and communication skills
  • Desirable: experience developing complex IP for FPGA or ASIC implementation
  • Desirable: experience taking products from FPGA-based designs towards ASIC deployment
  • Desirable: experience with hardware acceleration and digital signal processing
  • Desirable: experience with fixed-point design, modelling and implementation
  • Desirable: customer-facing technical collaboration experience
  • Desirable: contributions to product roadmaps, technology strategy or long-term architectural planning

Responsibilities

  • Translate system, product and customer requirements into practical, scalable architectures
  • Define hardware/software partitioning, interfaces and implementation strategies
  • Evaluate design trade-offs across performance, throughput, latency, resource usage and power
  • Develop architectural models, conduct performance analysis and support verification planning
  • Collaborate with software, algorithm, FPGA and ASIC engineers throughout development
  • Work with customers and partners on technical requirements, feasibility studies and product integration
  • Contribute to future product development and architectural improvements

Technologies

  • Architect
  • FPGA
  • Hardware
  • Support
  • Matlab
  • Python

More

We are recruiting an experienced Senior System Architect to join a highly technical engineering team developing advanced, high-performance technology. The role spans software, FPGA and ASIC technologies, combining architectural design with practical engineering across the development lifecycle. We offer the opportunity to take ownership of challenging architectural work and influence how sophisticated technology is designed, developed and delivered. Spectrum IT Recruitment (South) Limited is acting as an employment agency for this vacancy.

last updated 44 week of 2026

Skills

system architectureRequirements Analysistechnical designsignal processingmodem designcommunication systemsMATLABPythonC++3GPP standards5G NRASIC deployment

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