Job Description

RF Design Engineer

Cambridge (4 days onsite)

3–6 months (with strong extension potential)

£55–£80 per hour (Outside IR35)About the Role

We’re working with a global leader in mission-critical communications, to find a highly skilled RF Engineer to join their engineering team in Cambridge.

This is an exciting opportunity to work on cutting-edge RF designs within critical communication systems, contributing directly to innovative products used worldwide.

What You’ll Be Doing

Designing and developing discrete RF circuits (including Fgen/VCO, TX and RX)

Supporting RF validation and testing across the full development lifecycle

Working on integrated product development, collaborating across multidisciplinary teams

Solving real-world challenges including component selection, obsolescence, and redesign

Contributing to high-performance systems operating in the 400–900 MHz rangeWhat We’re Looking For

Strong recent experience in discrete RF design (especially Fgen/VCO, TX, RX circuits)

Proven background in RF validation and testing

Hands-on experience across 400–900 MHz frequencies

Solid understanding of the RF components market, including obsolescence management

Experience working on integrated products (not just isolated modules or gain blocks)

A collaborative team player with excellent communication skillsDesirable but not essential

Experience with TETRA / PMR systems

Knowledge of LTE (2–5 GHz) module or chipset integration/design

Experience in EMC debugging and resolution