Principal Software Engineer
Maidstone, Kent, United Kingdom • Posted June 08, 2026
Job Type:
Full-time
Location:
Maidstone, Kent
Posted:
June 08, 2026
Category:
architecture-and-engineering
Application Deadline:
July 18, 2026
Role Description
Senior / Principal Software Engineer
Location: Kent (Onsite) 4 days per week.
Salary: Up to £65,000 depending on experience
Due to the nature of the work, applicants are required to obtain security clearance and must be a sole British national.
Copello is working with a leading engineering, and technology organisation is seeking Senior / Principal Software Engineer to join its growing team developing advanced, safety-critical systems.
This is an opportunity to work on highly complex products within a regulated environment, contributing to the design, development and delivery of cutting-edge software solutions used in mission-critical applications. You'll play a key role in shaping software architectures, solving complex technical challenges and supporting projects throughout the full engineering lifecycle.
Key Responsibilities
* Lead the design and development of embedded software solutions for complex systems.
* Define software a...
Location: Kent (Onsite) 4 days per week.
Salary: Up to £65,000 depending on experience
Due to the nature of the work, applicants are required to obtain security clearance and must be a sole British national.
Copello is working with a leading engineering, and technology organisation is seeking Senior / Principal Software Engineer to join its growing team developing advanced, safety-critical systems.
This is an opportunity to work on highly complex products within a regulated environment, contributing to the design, development and delivery of cutting-edge software solutions used in mission-critical applications. You'll play a key role in shaping software architectures, solving complex technical challenges and supporting projects throughout the full engineering lifecycle.
Key Responsibilities
* Lead the design and development of embedded software solutions for complex systems.
* Define software a...
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