Senior Automation Software Engineer

Senior Automation Software Engineer - Rockwell Design

Southampton / Eastleigh Area | Permanent | £58,000 - £63,000 + Excellent Benefits

We are partnered with a globally recognised engineering business delivering high-specification process and production equipment into highly regulated industries. They are now seeking a Senior Automation Software Engineer to join their growing team.

As a Senior Automation Software Engineer, you will play a pivotal role in delivering sophisticated control systems for complex process equipment. Working within a small, highly skilled automation team, you will take ownership of projects from initial specification through to commissioning and client handover.

This role requires a technically strong, experienced engineer who can also mentor and guide less experienced colleagues, ensuring best practice software design and project delivery standards are upheld.

Travel (approx. 20%) will be required across the UK and internationally.

• Review and define project scope, deliverables and functional requirements
• Design and develop PLC, HMI and SCADA software solutions
• Produce high-quality documentation including Functional Design Specifications (FDS), Software Design Specifications (SDS), Test documentation and manuals
• Conduct structured software testing (FAT/SAT)
• Support on‑site commissioning and system qualification activities
• Provide technical leadership and mentorship to junior engineers
• Deliver customer training for operators and maintenance teams
• Implement system modifications and improvements when required

• Have significant experience in control systems software design within process or regulated industries
• Have strong Rockwell / Allen‑Bradley Control Logix PLC software design capability (essential)
• Have experience with Siemens platforms including TIA Portal, Step 7, WinCC / WinCC Flexible
• Have proven experience delivering automation projects across the full lifecycle
• Have commissioning and fault‑finding experience on industrial equipment
• Have understanding of structured software testing methodologies
• Have experience working within quality‑driven environments (e.g., ISO 9001)

• SCADA systems (e.g., iFIX, WinCC)
• Knowledge of GAMP, FDA, or other regulated industry standards
• Electrical hardware design exposure
• Experience with in pharmaceutical or life sciences sectors
• HNC/HND (or equivalent) in a relevant discipline

• £58,000 - £63,000 salary
• 25 days annual leave + bank holidays
• Company pension
• Death in service
• Group income protection
• Option for single private healthcare

This is an excellent opportunity to join a stable, well‑established engineering organisation delivering technically challenging and meaningful automation projects globally.

If you are a senior automation software engineer with deep Rockwell design expertise and enjoy full lifecycle project ownership, we would be pleased to discuss this opportunity with you.