Senior Mechatronics Engineer – Integrated Microfluidics

Stealth Startup - Deep Tech; Greater London; On-site; GBP 85,000 - 120,000; Full time

Benefits offered by this job

Relocation support

UK visa sponsorship

Job summary

Stealth Startup - Deep Tech in London is seeking a Senior Mechanical & Electronics Engineer to integrate mechanical, fluidic and electrical subsystems for a molecular sensing platform. This hands-on role covers CAD design, microfluidics, cartridge development and test fixture qualification.

You will own detailed designs, drive system integration and ensure manufacturability, with cross-disciplinary collaboration across photonics, chemistry and biosensing.

Qualifications

• Proficiency in CAD with ability to design parts and assemblies independently.
• Hands-on experience with microfluidic systems.
• Experience developing IVD/medical platforms with system diagrams and architecture.
• Experience with pumps, valves, motors, actuators, sensors in cartridge-based components.
• Scripting and control of electrical components; Python for hardware control, testing or data analysis.
• Experience designing, building and qualifying test fixtures and coupons.
• Strong troubleshooting and formal root cause analysis skills.

Responsibilities

• Mechanical design and iteration of parts/assemblies using CAD (SolidWorks).
• Develop system architecture diagrams and P&IDs translating requirements to designs.
• Design and troubleshoot microfluidic systems and cartridge components.
• Integrate pumps, valves, motors, actuators, probes and sensors into test/dev systems.
• Use Python and control scripts to operate hardware, automate tests and analyze data.
• Design, build and qualify test fixtures and coupons with defined test methods.
• Collaborate with photonics, electronics, chemistry and biosensing teams to resolve interfaces.
• Maintain design records and qualification documentation for repeatability.

Skills

CAD design

Microfluidics

Python scripting

Hardware integration

Testing fixtures

Root cause analysis

Tools

SolidWorks

P&IDs

COMSOL

JMP/Minitab

Job description

Stealth Startup - Deep Tech in London is seeking a Senior Mechanical & Electronics Engineer to integrate mechanical, fluidic and electrical subsystems for a molecular sensing platform. This hands-on role covers CAD design, microfluidics, cartridge development and test fixture qualification.

You will own detailed designs, drive system integration and ensure manufacturability, with cross-disciplinary collaboration across photonics, chemistry and biosensing.