Searchability NS&D

Control Systems Software Engineer (PLC / SCADA) Location: London (Hybrid) Clearance: SC Cleared To apply, email : or call Overview An opportunity for an experienced Control Systems Software Engineer to work on mission-critical naval platform management systems within a highly regulated defence environment. The role covers full lifecycle development and in-service support of safety-critical PLC and SCADA/HCI solutions supporting the UK submarine fleet. Key Responsibilities Produce functional and design specifications for control system software Design, develop, and maintain high-quality, maintainable code Capture, interpret, and refine customer and system requirements Develop and implement PLC and SCADA/HCI applications Integrate data communications with third-party equipment Produce technical documentation to internal and customer standards Support and conduct Factory Acceptance Tests (FATs) Contribute to in-service and through-life system support Ensure compliance with company policies, safety, and statutory requirements Essential Skills & Experience Experience developing client-server applications Strong computer science fundamentals (OOP, data structures, algorithms) Programming experience in C++, C#, or Java Control systems and graphical user interface development experience Familiarity with unit testing frameworks Experience with software configuration management and version control Industrial Ethernet communication protocols and networking standards Hands-on PLC integration experience ( Rockwell and/or Siemens ) Minimum 2 years in a software engineering environment Degree, HNC, HND, or equivalent in Software, Systems, or Electrical/Electronic Engineering Understanding of Functional Safety standards (BS EN 61508, 61511, 62061) Desirable Background Experience within Defence, Maritime, Aerospace , or similarly regulated sectors (Oil & Gas, Pharma, Petrochemical)

Cheltenham location - full-time on-site Must hold active Enhanced DV Clearance (West) Up to £640 p/d Inside IR35 12 month contract + extension Experience in CISCO, Firewalls, Splunk, Infoblox, Network Design & Delivery Who Are We? We are recruiting for a growing SME consultancy which specialises in digital transformation, cyber security, and cloud services for the public sector. With a strong track record in national security, they have delivered secure programmes for classified government agencies. Known for combining technical expertise with integrity and public service values, our client plays a trusted role in strengthening the UK's secure digital infrastructure. Technical Expertise and Requirements: Active eDV clearance (West) Willingness to work full time on site in Cheltenham when required. Network Infrastructure & Technologies: Cisco technologies (including SDA & ACI) Juniper firewalls F5 Networks Infoblox NetScout SolarWinds Security & Monitoring: Secured network boundaries Cryptographic solutions Splunk Automation & Management: Ansible Network Services: Network design Network delivery Cloud network migration To be Considered: Please either apply by clicking online or emailing me directly to . For further information please call me on / - I can make myself available outside of normal working hours to suit from 7am until 10pm. If unavailable, please leave a message and either myself or one of my colleagues will respond. By applying for this role, you give express consent for us to process & submit (subject to required skills) your application to our client in conjunction with this vacancy only. Also feel free to follow me on or connect with me on LinkedIn, just search Henry Clay-Davies (searchability). I look forward to hearing from you.

ServiceNow Developer - SC Cleared Circa £500 per day (Umbrella) - flexible for the right candidate Hybrid - 2-3 days per week in London, remainder remote Exciting public sector programme with long-term potential Initial contract until March 2026 ABOUT THE CLIENT: Our client is a leading technology consultancy delivering digital transformation projects into high-profile public sector organisations. They are committed to leveraging innovative technology to deliver smarter, more efficient solutions. Due to continued programme growth, they are seeking an experienced ServiceNow Developer to strengthen their delivery capability. THE SERVICENOW DEVELOPER ROLE: As a ServiceNow Developer , you will design, configure and enhance solutions across the ServiceNow platform, covering ITSM, ITOM, HRSD, and beyond. You will work closely with architects, business analysts, and key stakeholders to ensure solutions meet business needs and follow best practices. You'll take part in agile sprints, upgrades, integrations, and troubleshooting while ensuring compliance with platform governance. SERVICENOW DEVELOPER ESSENTIAL SKILLS: Active MOD SC clearance required Proven professional experience as a ServiceNow Developer Strong JavaScript, Glide API, and ServiceNow development tooling Experience creating workflows, client scripts, UI policies, and business rules Understanding of ITIL processes and service management principles Familiarity with REST/SOAP APIs, IntegrationHub, and MID Servers Excellent problem-solving and communication skills Active SC clearance required Desirable: ServiceNow CSA certification, CIS certifications (ITSM, HRSD, SPM), Agile/Scrum exposure. TO BE CONSIDERED: Please either apply through this advert or email me directly via . For further information please call me: . By applying for this role, you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction with this vacancy only.

SOLUTONS ARCHITECT - DV CLEAREDBRAND NEW PERMANENT OPPORTUNITY AVAILABLE WITHIN A LEADING COMPANY FOR A SENIOR SOUTIONS ARCHITECT WITH DV CLEARANCE Permanent opportunity for a Solutions Architect with DV Clearance. Industry leading company supporting UK national security and Defence projects. Salary up to £100,000 DOE Staffordshire based in an easily accessible location. To apply please call or email WHO ARE WE?We are recruiting Solutions Architects with a strong background in defence and national security work for our client with office locations in and Staffordshire. The expertise of our engineers drives us forward, and we're looking for talented individuals to join us. Due to the nature of these clients, you must hold DV Clearance. WE NEED THE SENIOR SOLUTIONS ARCHITECT TO HAVE .- DV Clerance- Experience delivering complex solutions in the Defence/ secure Government space. - Familiarity with cloud platforms (AWS, GCP, Azure)- Strong communication skills, with past experience managing stakeholders. - Proficiency in architecture modelling tools and enterprise frameworks (like TOGAF). TO BE CONSIDERED .Please either apply by clicking online or emailing me directly to For further information please call me on . I can make myself available outside of normal working hours to suit from 7am until 10pm. If unavailable, please leave a message and either myself or one of my colleagues will respond. By applying for this role, you give express consent for us to process & submit (subject to required skills) your application to our client in conjunction with this vacancy only. Also feel free to connect with me on LinkedIn, just search Laura Jackson. I look forward to hearing from you. SENIOR SOFTWARE DEVELOPER - SC CLEAREDKEY SKILLS:SOLUTIONS ARCHITECT / DV CLEARED / SECURE COLLABORATION / DEFENCE ARCHITECT / CLOUD ARCHITECTURE / AWS / AZURE / GCP / CYBER SECURITY / SECURE COMMS / ENTERPRISE ARCHITECTURE / TOGAF / NATO SECRET / NATIONAL SECURITY/ DV CLEARED / DV CLEARANCE / DEVELOPPED VETTING / DEVELOPED VETTED / DEEP VETTING / DEEP VETTED / SC CLEARED / SC CLEARANCE / SECURITY CLEARED / SECURITY CLEARANCE