Senior Software Engineer

Purpose of the Role

To design, implement, document, and commission control software for bespoke automation machinery. The Senior Software Engineer is responsible for writing Software Design Specifications (SDS) documents, leading smaller software projects, conducting Source Code Reviews (SCRs), and supporting commissioning independently or as part of a larger team.

There may be occasions where travel to customer sites is required but will be planned in advance.

Key Accountabilities / Responsibilities

Lead software development for assigned projects, ensuring code aligns with the SDS and meets functional requirements.

Write and maintain SDSs that clearly define how the software will function.

Conduct formal SCRs and provide feedback to peers and junior engineers.

Independently lead software workstreams on smaller automation projects.

Support and often lead commissioning efforts both in-house and on-site (FAT/SAT).

Collaborate with Principal Engineers and cross-discipline teams to ensure systems are delivered to spec and on time.

Mentor junior engineers on technical development and best practices.

Outputs/Deliverables

Complete and accurate SDS documents used to guide implementation.

Delivered software systems on-time and on-specification for smaller projects or subsystems of larger projects.

Completed SCRs with actionable feedback as per Mpac process.

Commissioned systems and documented testing.

Mentoring contributions and training support for junior staff.

Core Values & Competencies

Mpac Core Values

• Integrity
• Drive
• Collaboration
• Expertise
• Innovation

Knowledge and Experience

Advanced experience in automation software, including project delivery and commissioning.

Experience running software delivery on smaller projects from specification to sign-off.

Proven ability to document and communicate complex software behaviour through SDS.

Experience integrating safety into automation systems and machines.

Desirable

Experience working on bespoke or one-off machinery.

Experience integrating robotics, or vision systems into automation software.

Essential

Technical Skills and Qualifications

Advanced PLC/HMI development (e.g., Siemens TIA Portal, Rockwell Studio 5000).

Strong skills in writing SDS and leading SCRs.

Experience using structured documentation processes.

Desirable

Familiarity with motion control tuning and diagnostic tools.

Experience using version control systemsd.

Degree in Software, Electrical, or Controls Engineering.

Relationship and Reporting Line

Reports to: Software TL / Controls Manager

Working relationships with: Mechanical & Electrical Engineering, Production and Build, Commissioning, Project Managers.

Mpac designs and manufactures automated packaging machines for companies worldwide. We operate in various segments of the Fast Moving Consumer Goods (FMCG) industry, including Healthcare, Food & Beverage, and Pharma. We are part of the Mpac Group, with production facilities in the United States, Canada, the United Kingdom, and the Netherlands, and sales and service offices in Singapore and Thailand. From these locations, we serve our customers globally.