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Software Developer Embedded Systems Location: Hybrid - Herefordshire 4 days/week on customer site Clearance: Must be eligible for DV clearance (British Citizen, UK residency last 10 years). Are you an experienced software developer who loves building practical solutions on embedded hardware? Want to work closely with end-users and see the real-world impact of your code? Join our National Security & Defence team, where youll design and deliver mission-critical software using platforms like ESP32, Raspberry Pi, and ARM-based microcontrollers (e.g., Zero, Pico). You'll work with Python and C++ to solve operational problems directly alongside our customers, typically on-site 4 days per week. This is a hands-on role for engineers who enjoy low-level work, problem-solving, and creating robust tools in challenging environments. What Youll Do Develop bespoke software solutions on embedded platforms (ESP32, Raspberry Pi, ARM). Write and maintain code in Python and/or C++, often interfacing directly with hardware. Work with communication protocols to control and integrate peripheral devices. Perform testing and debugging, both in the lab and at customer sites. Collaborate with cross-functional teams to refine requirements and implement features. Occasionally support system integration and deployment of hardware/software stacks. Engage with users to understand operational needs and adapt your solutions accordingly. Contribute to technical documentation and version control (Git). Support team knowledge sharing and mentor less-experienced developers when appropriate. What Youll Bring Essential: Experience in hands-on software development. Strong proficiency in C++ and/or Python. Experience coding for embedded systems (e.g., ESP32, ARM Cortex-based boards). Familiarity with low-level hardware interfacing, including serial comms, GPIO, USB, or SPI/I2C. Comfort working in Linux development environments. Strong problem-solving skills and attention to detail. Ability to adapt quickly to new hardware, tools, and use cases. Familiarity with unit testing, debugging tools, and Git-based workflows. Desirable: Experience with security-focused projects (e.g., Government, MoD). Exposure to cryptography and secure audio/data transport. Knowledge of Bluetooth, Ultra-Wideband, or other wireless protocols. Familiarity with USB device drivers or USB communication. Use of RTOS or bare-metal development environments. Education & Qualifications Degree in Computer Science, Electrical Engineering, or related field preferred. Professional membership of BCS or IET is a plus. Why Leidos? Were a global technology company tackling the UKs toughest national security challenges. Our Capability Development team is known for delivering bespoke, high-performance solutions in complex environments. We value people who are curious, self-directed, and eager to get their hands dirty with code. What We Offer Competitive Salary & Financial Rewards: Pension, share options, car leasing, free parking, cycle scheme. Private Medical Insurance 33 Days Annual Leave (incl. public holidays), with buy/sell options. Flexible Benefits: Life assurance, gym memberships, health plans. Work-Life Balance: 37.5-hour week + up to 2 TOIL days per month. Learning & Development: TechX Academy, unlimited e-learning, career mobility. If you want to work on real-world systems, close to the mission, and in a role where your code directly impacts outcomes, wed love to hear from you. At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: Contributory Pension Scheme Private Medical Insurance 33 days Annual Leave (including public and privilege holidays) Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme) Dynamic Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone.If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: Leidos UK & EUROPE we work to make theworldsafer,healthier,andmore efficient through technology, engineering andscience. Leidosis agrowing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose:you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration:having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs andours. People:Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growthwhilst developing . We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. TPBN1_UKTJ

An established Regional Building Services Installation and Maintenance service provider Job Details Air Conditioning / Refrigeration Engineer to carry out fault finding and PPM of all Refrigeration, Chiller, Air conditioning and ventilation equipment associated with the buildings within a Government Defence establishment contract in the Hereford area predominantly (occasional travel to Brecon). To undertake the day to day operation, planned maintenance, fault finding and repair of the complete spectrum of services found in a building associated with Ventilation and Air Conditioning, including split and multi split systems, refrigerated systems and cold room repairs. To ensure that planned preventative maintenance and associated work reactive works are implemented efficiently to specified requirements. To clearly identify and record concise details when rectifying break-downs and further action required to eliminate or minimise future problems. Ensuring that these records are kept up to date at all times. To communicate all necessary information regarding breakdown problems, alteration to planned preventative maintenance and technical information. HEALTH & SAFETY: To ensure all relevant Health and Safety, COSHH and Permit to Work Regulations are adhered to Report any deficiency in Health and Safety systems or documentation to own Line Manager or Manager of area concerned. Actively report all incidents and ‘near misses’ in accordance with policies and procedures. Essential City and Guilds Level 3 in Ventilation and Air Conditioning City and Guilds F-Gas Certificate desirable Basic competence in Electrical and Controls systems associated with Mechanical Services. Able to diagnose faults and put forward and complete appropriate rectification measures Able to establish necessary parts/plant/materials necessary for completion of tasks Take part in out of hours duty roster/on call Pass SC and basic security checks Hold a valid UK driving licence Desirable Experience of working in a Commercial or Military environment If you do not hear from us within seven days, then your application has not been successful on this occasion. We may however keep your details on file for any suitable future vacancies and contact you accordingly. Vital Human Resources is committed to creating a diverse workforce and is an equal opportunities employer. We welcome applications from all suitably qualified persons regardless of their age, disability, gender reassignment, marriage/civil partnership, pregnancy/maternity, race, religion/belief, sex or sexual orientation. Salary: £40 - £42K Basic Hours: Standard 40 hrs per week Benefits: Pension, Fully Expensed Vehicle, Fuel Card, Overtime & On Call allowance

Home Based Opportunity with a leading UK Company UTILITY WAREHOUSE est. 2002 Part of the Telecom Plus group • Utilities are constantly rising., • Save money on essential services. This is a Self Employed Opportunity • Work around your existing job, • And fit around family commitments, • Potential earnings from £500-£3000 pcm, • Unlimited income potential for team builders Earnings are dependant upon the effort and time you put in. This is an opportunity to build for your financial security. To apply, you MUST be permitted to work in the UK, Minimum age 21 and not on a student VISA This is NOT a warehouse Job To find out more click APPLY NOW A company representative will call to explain and answer your questions with no obligation interested then click apply now.

Home Based Opportunity with a leading UK Company UTILITY WAREHOUSE est. 2002 Part of the Telecom Plus group • Utilities are constantly rising., • Save money on essential services. This is a Self Employed Opportunity • Work around your existing job, • And fit around family commitments, • Potential earnings from £500-£3000 pcm, • Unlimited income potential for team builders Earnings are dependant upon the effort and time you put in. This is an opportunity to build for your financial security. To apply, you MUST be permitted to work in the UK, Minimum age 21 and not on a student VISA This is NOT a warehouse Job To find out more click APPLY NOW A company representative will call to explain and answer your questions with no obligation interested then click apply now.

Home Based Opportunity with a leading UK Company UTILITY WAREHOUSE est. 2002 Part of the Telecom Plus group • Utilities are constantly rising., • Save money on essential services. This is a Self Employed Opportunity • Work around your existing job, • And fit around family commitments, • Potential earnings from £500-£3000 pcm, • Unlimited income potential for team builders Earnings are dependant upon the effort and time you put in. This is an opportunity to build for your financial security. To apply, you MUST be permitted to work in the UK, Minimum age 21 and not on a student VISA This is NOT a warehouse Job To find out more click APPLY NOW A company representative will call to explain and answer your questions with no obligation interested then click apply now.

This is a senior opportunity for a security professional with proven expertise across cyber, physical, personnel, and supply chain security. Reporting to the Director of Security, you will shape and deliver our security strategy, working with high-level stakeholders across the public sector. In-dept

Our professional services team is critical to our success and mission. Being the cybersecurity partner of choice, protecting our digital way of life. Your primary role is to drive these large-scale programs, ensuring the successful execution of foundational elements like seamless log migration and t

Your success will be measured by pipeline growth, deal velocity, and the expansion of our managed security services footprint. Design tailored security solutions leveraging Microsoft’s cloud-native tools and services. As a Microsoft Cloud Security Specialist, you will play a pivotal role in drivin

Contact Security Services is a trusted provider of high-quality security solutions to domestic and commercial clients across Scotland. Promote our full range of security solutions and services. As our Business Development Manager, you’ll take full ownership of generating new business in the commer

Manage several medium‑complexity services or one/two high‑complexity services. Talion Cyber Security is a Managed Security Service Provider with experience in Defence and Commercial sectors. Our suite of services blends top technologies to provide real‑time 24×7 monitoring, triage, remediatio

Compact Security Services are looking for confident & experienced SIA Licensed Security Staff to join our team working in the Blackpool area. Compact Security Services is an equal-opportunity employer that is committed to inclusion and diversity. Previous security/crowd management experience.

Compact security services is an equal-opportunity employer that is committed to inclusion and diversity. SIA Licensed Security Staff, to join our team working in the Blackpool area. To be considered for employment with Compact Security in this role you must be able to meet the following minimum requ

IT Security & Data Governance specialist | Fin Services | to £95k plus bonus. This global Insurance provider is urgently seeking an experienced Data Governance & Security specialist to work in a small team alongside the IT Security and Technology teams to continue to develop and manage the Risk and

Midland Fire Security Services Ltd. Midland Fire Security Services Ltd is an equal opportunity employer. Experience with fire alarm systems is essential, and knowledge of security/CCTV and Door Access systems would be beneficial.

Emergency Response Team Officer (Fire & Security). This is far more than a standard security position. Providing a visible and proactive security presence.

Our scope of activity includes the certification of organisations supplying security systems and services, fire safety equipment and services, and alarm monitoring. SSAIB is the leading certification body specialising in providing certification services to the security and safety industry. Security

The OT Security Specialist will lead the development and maturation of UKAEA's Operational Technology (OT) security capability as part of a greenfield security programme. You will provide technical and governance oversight of OT security, ensuring alignment with industry frameworks (IEC 62443, NIST

Are you passionate about safety and delivering a great customer experience? As a Security Officer with ISS you will be at the forefront of creating a safe environment, protecting your colleagues and our customer's property, people, and assets by providing exemplary security operations. A valid front

This technically focused role includes delivering our Information Security services (such as consultancy, assurance reviews and risk management) and providing governance and oversight across the business to effectively manage Information Security and Cyber risk. Act as an Information Security consul

At Mitie, we are eagerly looking for passionate security enthusiasts to join our Security Guard teams nationwide for our new project with the Department for Work and Pensions (DWP). Liaise with local law enforcement and emergency services as needed. Provide a high level of customer service and assis

Principal Professional Services Engineer (Security Clearance Eligibility Required). Your primary role is to drive these large-scale programs, ensuring the successful execution of foundational elements like seamless log migration and the development of sophisticated detection strategies, to deliver m

Security Services Field Success Representative. SECURITY SERVICES FIELD SUCCESS REPRESENTATIVE. Provide pre-sales technical support and assist sales staff in selling Managed and Advanced Support services for cybersecurity products.

Collaborate with Security Architecture to develop, review, and align SATS cybersecurity policies and standards with legal, regulatory, and industry benchmarks. The Compliance Analyst strengthens SATS' cybersecurity posture by turning regulatory and industry requirements into clear, enforceable polic

Our client is a major provider of Cyber Security service to the National Grid, due to new contract awards they are looking to recruit a talented Security Engineers. Security Engineers will work Nationwide on National Grid Gas sites. Installation of bespoke security alarms.

Managed Security Services Support. Design tailored security solutions leveraging Microsoft's cloud-native tools and services. Conduct security assessments and workshops to understand customer environments, pain points, and security maturity.

Security Officer at Kingdom Services Group Ltd. A Retail Security Officer opportunity is available. Complete various security documentation.

Ensure compliance with industry and statutory legislation, including Security Industry Authority standards, client security policies, and regulations from the Office for Nuclear Regulation and Nuclear Decommissioning Authority. Nuclear Security Officer (4 on 4 off Shift Pattern). Training, Security,

As a leading Professional & Managed Services Cyber Security organisation with significant SOC pedigree, this organisation is a genuine SOC authority. Support the company in growing, aligning and building the consulting business by identifying new or enhancing existing services. Cyber Security experi

Mobile Security Supervisor role at Mitie Cleaning & Hygiene Services. You will be responsible for the effective delivery of security operations across multiple sites, including regular mobile patrols, prompt incident response, logging and documenting incidents, and maintaining a visible presence to

Midland Fire Security Services Ltd. Midland Fire Security Services Ltd. While experience with security systems (CCTV, access control, intruder alarms) would be an advantage, it is not essential.

At Mitie, we are eagerly looking for passionate security enthusiasts to join our Security Guard teams nationwide for our new, exciting project with the Department for Work and Pensions (DWP). Liaise with local law enforcement and emergency services as needed. Provide a high level of customer service

As a leading Professional & Managed Services Cyber Security organisation with significant SOC pedigree, this organisation is a genuine SOC authority. Support the company in growing, aligning and building the consulting business by identifying new or enhancing existing services.

Support the Security & Emergency Operations security response capability which includes the protection of people, property, and assets. Carlisle currently employees over 5,000 dedicated and enthusiastic staff members to deliver events, security cleaning, and retail facilities support services across

The OT Security Specialist will lead the development and maturation of UKAEA's Operational Technology (OT) security capability as part of a greenfield security programme. You will provide technical and governance oversight of OT security, ensuring alignment with industry frameworks (IEC 62443, NIST

Installation of new Fire & Security systems to meet company requirements. Enhanced security check clearance. Significant experience as a multi-disciplined Fire & or Security Engineer.

We have an exciting opportunity for a Principal Cyber Security Consultant to join our Security Leadership & Transformation practice. As a Principal Consultant, you will work with senior client stakeholders to help them develop, deliver, and oversee effective cyber security strategy and programmes. A

In this role you will be responsible for delivering Cyber Security consulting work and also helping to shape, build and deliver across the spectrum of professional service offerings. Working as an integral member of the Professional Services team, you will be responsible for delivery of client assig

As a Microsoft Cloud Security Specialist, you will play a pivotal role in driving the growth of our Microsoft Security business. IT Services and IT Consulting and Computer and Network Security. Design tailored security solutions leveraging Microsoft’s cloud-native tools and services.

As part of their duties, the Security Team protect our customer's property, people and/or assets by providing security services in direct accordance with the sites published Assignment Instructions (AI's) and any subsequent changes. Your objectives and responsibilities will be but not limited to bei

With a focus on cybersecurity, this role involves leading risk assessments, ensuring alignment with industry standards and regulations, and following information security practices and policies. Collaborate with the IT department to set Information security standard for Cyber Security. Ensure that I

As a leading Professional & Managed Services Cyber Security organisation with significant SOC pedigree, this organisation is a genuine SOC authority. Undertake assessments and gap analysis including technical health checks and use case coverage mapped to control frameworks and business services. Con

Other titles for this role: Multi-Site Officer, Security Specialist, Security Operative, Security Enforcement Officer, SIA Security Officer, Regional Security Officer. An exciting opportunity has arisen at Anchor Group Services, for an experienced Security Officer to join our established security te

Lead the implementation of new technical security controls across OT environments. Apply and track security metrics to ensure the ongoing effectiveness of controls. Deliver awareness training and cyber security guidance across OT engineering teams.

Reporting into the Network Services Business Unit Security Manager, the Senior Information Security officer will ensure security is embedded into all areas of the business and appropriate technical controls are in place throughout our infrastructure. Provide specialist security expertise for multipl

Liaise with residents, management, and emergency services when needed. Valid SIA Door Supervisor or Security GuardLicence. Proven experience in residential or front-of-house security (preferred).

As a Security Consultant, specialising in Threat and Risk Assessments, you will lead enterprise customers through security landscape intelligence reviews and improvements. You will utilise your technical expertise to provide advice and recommendations to address customer IT Security challenges and b

Previous experience in retail or customer-facing security – preferred. Security Officer – Saturday Only. Provide a visible, proactive security presence on site.

Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Senior Support Engineer (Training Services).