Engineers who design and optimise circuits that handle both analogue and digital signals. A critical role in the semiconductor industry, blending expertise in two domains.
Mixed-Signal Design Engineers are at the heart of semiconductor innovation, combining skills in both analogue and digital circuit design. They work on the development of integrated circuits (ICs) that seamlessly integrate analogue and digital components, ensuring efficient and reliable performance. These engineers are in high demand across a range of industries, from consumer electronics to automotive and aerospace, where the integration of complex systems is crucial. Companies ranging from scaleups to the larger consultancies rely on mixed-signal design expertise to push the boundaries of technology.
A typical week is split between design, simulation, and testing, with a focus on optimising performance and ensuring compliance with industry standards.
% of 4 listings posted in the last 12 months that mention each skill, extracted from job descriptions.
A typical UK progression for mixed-signal design engineers. Years are guidance — strong people move faster, and many senior folks sidestep into research, product or management.
Assist in the design and testing of mixed-signal circuits under supervision, focusing on learning and gaining practical experience.
Take ownership of specific design projects, conduct simulations, and lead testing efforts to ensure circuit performance meets specifications.
Lead complex design projects, mentor junior engineers, and collaborate with cross-functional teams to integrate circuits into larger systems.
Oversee the entire design process, from concept to production, and drive innovation in mixed-signal design strategies.
There's no single route, but most people follow some version of these steps.
Gain a solid understanding of both analogue and digital circuit design principles through education and initial projects.
Work on real-world projects, developing and testing mixed-signal circuits under the guidance of more experienced engineers.
Master the use of CAD tools and simulation software, and develop expertise in specific areas of mixed-signal design.
Take on leadership roles in design projects, ensuring that circuits meet performance and compliance standards.
Guide and mentor less experienced engineers, sharing knowledge and best practices in mixed-signal design.
Contribute to the development of new design methodologies and technologies, pushing the boundaries of mixed-signal engineering.
Analog Devices
Lead the architecture and transistor-level design of mixed-signal ICs such as ADCs, DACs, PLLs and SerDes PHY subsystems for advanced FinFET SoC products. The role sits in the Advanced Cores Group, combining architectural decision-making, design reviews, layout and test guidance with mentoring of junior engineers.
FinFET
Cambridge GaN Devices · 11–50 people · Series B
Design GaN power ICs and Si gate drivers using EDA tools, covering schematic capture, RTL, analog/digital and mixed-signal simulation, synthesis, STA, PNR and AMS verification. Also develops test solutions, analyses wafer-level and packaged device data, documents designs, debugs ICs and generates IP for patent applications within a growing R&D engineering team.
EDA Tools · GaN · Si Gate Drivers
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Essential skills include a strong foundation in both analogue and digital circuit design, proficiency in CAD tools and simulation software, and the ability to work collaboratively in cross-functional teams.
Industries such as consumer electronics, automotive, aerospace, and telecommunications frequently hire Mixed-Signal Design Engineers to develop and optimise integrated circuits for their products.
Career progression typically starts with junior roles, advancing to senior and principal positions as experience and expertise grow. Leadership and innovation are key factors in advancing to higher levels.
Common challenges include managing noise and interference, ensuring signal integrity, and optimising power consumption and performance. These challenges require a deep understanding of both analogue and digital design principles.
For specific salary information, please refer to the salary section on this page, which is updated with the latest data from live job listings.
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