Senior Software Engineer

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.

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 citizen.

Key Responsibilities

• Lead the design and development of embedded software solutions for complex systems.


• Define software and system architectures from requirements using structured design methodologies.


• Support integration, verification and validation activities within a safety-critical environment.


• Participate in design reviews, technical decision-making and continuous improvement initiatives.


• Engage with customers and stakeholders to understand requirements and resolve technical challenges.


• Contribute to the successful delivery of high-quality, compliant engineering solutions.

About You

• A degree or equivalent qualification in Software Engineering, Electronics Engineering, Physics, Mathematics or a related discipline.


• Strong commercial experience developing software in C and/or C++.


• Experience designing software architectures using UML or other model-based design techniques.


• Familiarity with tools such as CAMEO, Enterprise Architect, Rhapsody or similar modelling environments.


• Experience developing software that interfaces with hardware in real-time or embedded environments.


• Knowledge of safety-critical development standards and regulated engineering processes.