About the role

  • Senior PLC Software Engineer developing PLC control systems for ammonia cracking technology. Involved with full lifecycle projects, emphasizing software design and system reliability.

Responsibilities

  • Designing and developing PLC software for ammonia cracking systems
  • Programming PLCs (Siemens S7 / TIA Portal preferred, others considered)
  • Working within an existing system architecture, with increasing input over time
  • Defining and improving software development processes and standards
  • Producing structured, maintainable code (IEC 61131-3)
  • Supporting software verification and validation (including simulation where applicable)
  • Integrating PLC systems with wider control architecture (HMI, SCADA, instrumentation)
  • Supporting and leading commissioning activities, fault finding and debugging on live systems
  • Working closely with multidisciplinary teams across mechanical, electrical and systems engineering
  • Supporting data acquisition and system connectivity where required

Requirements

  • Proven experience in industrial automation within Chemical processing or Manufacturing environments.
  • Strong PLC programming experience (Siemens S7 ideal, others considered)
  • Experience across the full lifecycle: design, development, testing and commissioning
  • Strong fault finding and on-site debugging capability
  • Experience working on complex engineered or process systems
  • Ability to bring structure and rigour to software development processes
  • Desirable: Experience with simulation or software verification environments.
  • Exposure to process systems, energy systems or similar technologies.
  • Understanding of industrial communication protocols.

Benefits

  • Bonus scheme
  • Private healthcare
  • Share Options
  • Pension contribution
  • 25 days holiday + bank holidays
  • Flexible hours
  • Life assurance

Job title

Senior PLC Software Engineer

Job type

Experience level

Senior

Salary

Not specified

Degree requirement

Bachelor's Degree

Location requirements

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