Principal Software Engineer
Tadcaster, UK | Global Engineering Projects
Are you a senior automation software leader who thrives on complex challenges and real‑world impact?
At Mpac, we design and deliver world‑class automated packaging solutions used by leading FMCG brands across Healthcare, Food & Beverage, and Pharma. We’re now looking for a Principal Software Engineer to take technical ownership of our most advanced, bespoke automation projects.
This is a hands‑on leadership role where your expertise shapes systems from concept through commissioning, and your guidance elevates the engineers around you.
What You’ll Be Responsible For
As our Principal Software Engineer, you will:
- Lead end‑to‑end software delivery for large, complex automation projects
- Own and validate Software Design Specifications (SDS) to ensure technical and functional excellence
- Delegate and oversee development tasks, ensuring consistent standards and on‑time delivery
- Conduct and lead Software Code Reviews (SCRs) for major modules
- Drive successful software commissioning and system integration
- Act as the senior technical authority, resolving issues, mentoring engineers, and guiding best practice
- Collaborate closely with Mechanical, Electrical, Build, Commissioning, Project Management, and Service teams
- Champion strong development, documentation, safety, and commissioning processes
- Travel occasionally to customer sites to support delivery and solutions
What Success Looks Like
- Project‑compliant, fully commissioned software delivered to specification and schedule
- High‑quality, traceable SCRs and approved documentation
- Confident, capable engineers supported through mentoring and delegation
- Robust, well‑integrated automation systems ready for global deployment
What You’ll Bring
Essential Experience
- Expert‑level experience in industrial control software development
- Proven leadership of software teams and full project lifecycles
- Strong understanding of SDS application and validation
- Deep technical expertise in diagnostics, integration, and safety compliance
- Advanced PLC and HMI development across multiple platforms
- Commissioning leadership and management of technical escalations
- Experience with robotics, vision systems, motion, or advanced automation
Desirable
- Multi‑discipline project delivery experience
- Knowledge of functional safety, standards compliance, and software lifecycle management
- Engineering or Software‑related degree
Why Mpac?
- Work on cutting‑edge automation projects with global reach
- Be part of a business driven by Innovation, Integrity, Collaboration, Drive, and Expertise
- Join a truly international organisation with sites across UK, Europe, North America, and Asia
- Influence systems that help the world’s leading brands package critical products efficiently and safely
Ready to lead, innovate, and make a real engineering impact?
Apply now and take ownership of automation systems deployed worldwide.