Software Engineer (PLC & SCADA)

Software Engineer (PLC & SCADA) in Bristol, Avon, BS2 0XJ | GPS Ltd My career My jobs Q Quentin Your CV is more than 6 months old. Add a new one so that recruiters can see your recent experience. Upload new CV Search Software Engineer (PLC & SCADA) GPS Ltd Bristol, Avon, BS2 0XJ Permanent Contract; Hybrid Published: 1 month ago Apply Save Software Engineer (PLC & SCADA) GPS Ltd Apply Poor Fit Your CV is missing most of what's needed for this role. 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Whether your background is in installation, maintenance, software, or SCADA, if you understand control systems and want to get involved in full automation project delivery, we’d like to hear from you. In this role, you’ll support projects from initial design through to on-site commissioning, working on systems that support critical UK infrastructure – particularly in the water, utilities, and energy sectors. It’s a great opportunity for someone who’s technically capable and eager to broaden their skills across PLCs, SCADA, and real-world automation delivery. We offer a supportive team environment where you can grow, take on more responsibility, and progress your career in industrial automation. Key Responsibilities Design and develop PLC software based on Functional Design Specifications (FDS), derived from the client’s control philosophy or User Requirement Specification (URS). Carry out simulations and testing throughout the project lifecycle, including iFAT, cFAT, and SAT Contribute to the setup, configuration, and validation of industrial networks. Develop and modify SCADA and HMI applications using industry-standard platforms Provide on-site and remote commissioning support, including I/O checks and system validation, and diagnose and resolve control system issues during commissioning and post-installation callouts Collaborate effectively with engineers, electricians, and client stakeholders to deliver integrated solutions Ensure all software, documentation, and testing procedures comply with Quality Management System (QMS) and client requirements Essential Experience (proficiency in one or more) Siemens TIA Portal – including Step 7 (S7-1200/S7-1500) and legacy support for S7-300/400 Mitsubishi GX Works2, GX Works3, or GX Developer – used for programming FX, Q, and iQ-R series PLCs Schneider Electric EcoStruxure Control Expert (formerly known as Unity Pro) – used for Modicon M340, M580, and Premium PLCs Rockwell Automation Studio 5000 (formerly RSLogix 5000) – for ControlLogix and CompactLogix PLCs Desirable Experience & Qualifications Experience with SCADA platforms such as WinCC, iFIX, VTScada, ClearSCADA, InTouch, Citect, or Ignition Motor control systems including VSDs, soft starters, intelligent overloads, and relay/contactor logic OT networking: Ethernet protocols (TCP/IP, UDP), industrial protocols (Modbus, Profibus, Profinet), VLANs, fibre optic networks, network redundancy (e.g. MRP, RSTP), and basic routing, plus awareness of cybersecurity standards such as IEC 62443 Process control knowledge, including PID tuning, loop optimisation, and control sequencing Strong electrical competence – fault finding, I/O testing, and panel wiring (digital and analogue), with experience commissioning automation software on-site, including I/O validation, system testing, and live fault resolution Familiarity with UK water industry telemetry systems, including Servelec S250, S500, and S2000 outstations, DNP3 communication protocols, and cellular modem integration Industry background in water, utilities, energy, or manufacturing environments HNC/HND in Electrical, Mechanical, Automation, or a related engineering discipline (or equivalent experience), and/or an ECS or CSCS card Willingness to travel within the UK as required for site-based commissioning and support What We’re Looking For Engineers with a solid base understanding of PLCs and a willingness to continue learning Problem-solvers who enjoy hands-on technical work and collaborative delivery, and are able to develop structured, well-documented software from client specifications Confident delivering high-quality outcomes under pressure and in dynamic site environments. Team players who support both clients and colleagues to achieve the best project outcomes Comfortable engaging with clients and stakeholders during design, delivery, and commissioning. Self-driven and accountable, with a strong sense of ownership and pride in their work Full UK driving licence (essential) What We Offer Competitive salary based on experience, with overtime opportunities (project-dependent) Hybrid working with travel across the UK 33 days annual leave (25 days + 8 bank holidays), plus a Holiday Buy/Sell scheme Company pension and Cycle to Work scheme Discounted national gym membership and Employee discount platform Professional fees paid and EV/hybrid car lease scheme Health and wellbeing support including mental health champions and occupational health access About GPS Links GPS Links is a specialist automation integration company delivering control system and SCADA solutions across the UK. We support essential infrastructure by helping our clients modernise and futureproof their operations. Our engineering team covers the full automation lifecycle – from system design and software development to on-site commissioning and ongoing support. We value practical engineering, technical reliability, and delivering work that stands the test of time. GPS Links is part of the RSE Group, which also brings wider career growth opportunities for our engineers. A pply Now If you have hands-on PLC experience and want to grow into broader automation project delivery across real-world infrastructure, we’d love to hear from you. Even if you don’t tick every box, we’re keen to speak with motivated engineers who are ready to learn and progress. We’re building a team for the long term – and we’re looking for people who want to grow with us. 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