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Review and manage the Companys network security ser. The IT Network Security Engineer is responsible for ensuring that the Groups IT networks and communications are well designed, secure, optimal and function consistently across all internal and external operations. IT cyber security has never been

About us Halon is an email security and infrastructure company, driving innovation in secure and dynamic email operations for service providers and enterprises worldwide. Trusted by the most innovative enterprises across the globe, Halon offers email solutions that are easy to modify, configure, and run. With a proven track record across six continents and an industry-leading NPS of 75, Halon enables email teams to deliver modern experiences, go to market 10x faster, and reduce the total cost of email operations without sacrificing ease or control. Backed by private equity and in growth mode, we’re now looking for a Sales Engineer. Main Responsibilities: • Collaborate with the Enterprise Sales Representative throughout the full sales cycle, from discovery to closing, providing technical expertise and solution design., • Understand customer challenges and translate them into tailored technical proposals and demonstrations., • Lead technical presentations, workshops, and product demos for key stakeholders and decision-makers., • Develop and maintain a deep understanding of our product portfolio, integrations, and deployment options., • Work with Product and Engineering teams to ensure customer feedback shapes roadmap and feature development., • Support RFP and tender processes with precise technical documentation and compliance input., • Ensure seamless handover from pre-sales to post-sales, maintaining customer confidence throughout the process. What We’re Looking For: • Experience as a Sales Engineer, Solution Consultant, or similar pre-sales technical role, ideally in Cyber Security, SaaS, email, or infrastructure-related industries., • Strong ability to communicate complex technical concepts to both technical and non-technical audiences., • Proven track record supporting sales into public sector clients or large enterprise environments., • Collaborative mindset: you enjoy working closely with sales, product, and customer success teams.

Founding Sales Engineer High-Growth Cyber Security Startup 📍 Location: United Kingdom (Remote) 💰 Compensation: £80,000 - £85,000 Base, + Bonus (Uncapped) + Strong Equity We’re hiring a Founding Sales Engineer to join a rapidly growing cybersecurity organisation and play a critical role in how customers evaluate, adopt, and succeed with a modern security platform. This role sits at the intersection of sales, engineering, and security strategy, supporting complex buying journeys across cloud-first and application-driven security environments. You’ll partner closely with the Sales Leader, CEO and Engineering to guide prospects through technical discovery, demonstrations, and proof-of-value engagements. This is a strong opportunity for a security-minded technologist who enjoys customer interaction, technical storytelling, and influencing security outcomes at scale. The Role As a Sales Engineer, you will be the trusted technical advisor throughout the sales cycle, supporting mid-market and enterprise customers evaluating cloud and application security solutions. You’ll lead technical conversations, demonstrate real-world value, and help security and engineering teams understand how the platform fits into their architecture, workflows, and risk models. You’ll also contribute to refining technical messaging, demo strategy, and feedback loops as the business continues to scale. Own the technical close • Run deep technical discovery: customer environment, workflows, tooling, constraints, success criteria., • Design and deliver tailored demos aligned to the customer’s problem and technical reality., • Lead workshops (security + engineering) to validate fit and map value to customer process., • Drive Technical Close outcomes and document them cleanly (customer confirms “technically approved / no blockers” OR POC success criteria met OR feasibility validated). Run POCs that win • Define POC plan, scope, and measurable success criteria., • Coordinate with customer stakeholders (security, platform, dev leads) to unblock access and integrations., • Turn POCs into proof, not experiments: crisp outcomes, quantified value, clean story for the AE to close. Be the “credibility layer” in complex security deals • Handle architecture, integration, and deployment conversations with confidence., • Address security posture questions (data handling, deployment models, access patterns, compliance context) with clarity and honesty., • Translate differentiators into customer language: prioritization, reachability/context, ownership, operational workflow impact. Earn and own the customer trust from pre to post sale • Keep CRM hygiene tight: next steps, risks, decision-makers, technical close artifacts., • Build reusable demo assets, reference architectures, and POC templates., • Feed product reality back to engineering: friction points, missing integrations, messaging that resonates.

My client is a leading organisation in Secure communications and Data at Rest domain! They are expanding their UK team to support multiple Cyber and Information Assurance development projects. The company is seeking an experienced FPGA Design Engineer to join a fast-paced, multi-disciplinary environment focused on both standard products and bespoke secure digital design solutions. This role involves full lifecycle ownership of FPGA solutions-from requirements and architecture through implementation, verification, and production. The position covers complex FPGA designs incorporating both industry-standard and custom protocols. Key Responsibilities include - * Own the delivery of FPGA solutions from requirements through to production. * Lead the elicitation and interpretation of requirements for FPGA implementations. * Define FPGA architecture in collaboration with the wider development team. * Work alongside Project Managers to plan and deliver against project timelines. * Coordinate other FPGA engineers when required. * Liaise with external FPGA and IP suppliers. * Develop test benches and perform in-system testing. * Contribute to proposals, estimations, and technology roadmaps when needed. Essential Skills & Experience - * Proven track record delivering FPGA designs across the full development lifecycle. * Strong VHDL skills for FPGA design and verification. * Experience optimising designs for performance and power efficiency. * Experience debugging and integrating FPGA solutions in hardware. * Proficient with configuration management tools. * Experience with Microchip devices and Libero for design synthesis (advantage). * Experience verifying HDL using ModelSim or Questasim (UVM beneficial). Desirable Skills - * Requirements analysis and management (e.g., DOORS). * Experience with SmartFusion, PolarFire or Igloo devices. * Knowledge of PCIe NVMe implementations in FPGA. * Experience with Xilinx or Altera devices/toolchains. * Familiarity with 3rd-party IP integration. * Design for security principles. * Embedded firmware development (C/C++/assembler). * Understanding of cryptographic algorithms and standards. * Experience integrating FPGAs within larger hardware platforms. If you're interested in this role, then please apply. I will reach out to you via phone call to discuss further! Desired Skills and Experience FPGA Development, FPGA Engineer, Firmware Engineer, Full lifecycle, Requirements, Architecture, Coordination, Test bench development, VHDL, Xilinx, Power dissipation, Integration, Debugging, HDL, Modelsim, Questasim, DOORs, Altera, 3rd party IP, C, C++, assembler.

Graduate Software Engineer Permanent role Based in Tewkesbury Offering £45,000 Do you have experience in Software Development in C++? Do you have a degree in a related discipline? If your answer to these is yes, then this could be the role for you! As the Graduate Software Engineer, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry. You will be involved in: • Developing software for cyber security systems;, • Developing novel signal, image, or data processing applications;, • Developing solutions in C/C++, HTML, Typescript/Javascript, Python, and Rust;, • Providing support and training to our customers in using the software. Your skillset may include: • Be self-motivating, capable of working independently, • Have a strong academic background, • Have strong verbal and written presentation skills, • Have software development experience, preferably in C/C++ If this all sounds like something you will be interested in then simply apply and we can discuss the opportunity further!

Lead the design of high-integrity PLC control systems at the heart of the UK’s most regulated and safety-critical environments. Senior/Lead PLC Control systems engineer 12 month contract – rates DOE Office-based with a Hybrid working scheme. Inside IR35 2 openings available in either Warrington, Cumbria and Stockton Role Description We are seeking an experienced PLC Control Systems Engineer to design, develop, implement, and test high-integrity PLC-based control systems within a regulated engineering environment. This role offers exposure to complex control systems, cyber-secure architectures, and highly regulated industries such as Nuclear. Key Responsibilities • Design, develop, implement, and test PLC-based control systems to agreed engineering standards., • Produce high-quality engineering documentation, including:, • User Requirement Specifications (URS) and Requirements Traceability Matrices (RTM), • System and Functional Design Specifications (SDD/FDS), • Software System Specifications (SSS) and Test Specifications (Module, Integration, System, Hardware), • Operation & Maintenance Manuals (O&M), • System rebuild documentation and I/O, alarm, and message schedules, • Project Lifetime Records and Material Traceability Records Support the Lead Engineer and Project Manager by: • Maintaining delivery schedules, • Reporting technical issues, scope changes, and programme variations, • Program PLC platforms (Rockwell, Schneider, Siemens) using IEC 61131 languages, producing robust function blocks and logic aligned with design documentation and engineering standards., • Collaborate with HMI/SCADA and database engineers to define control system architectures, including:, • Network Architecture Diagrams, Interface documentation and Cyber-secure SCADA integration, • Conduct formal in-house Factory Acceptance Testing (FAT), ensuring strict change control and traceability., • Support Site Acceptance Testing (SAT) and commissioning activities when required., • Contribute to installation and commissioning documentation, operator and maintainer training, and post-delivery technical site support., • Interpret and work with engineering drawings related to PLC cubicles, enclosures, and interface panels, identifying design constraints and site impacts., • Engage with engineering teams and stakeholders to deliver high-quality, compliant PLC solutions. Essential Experience • Significant experience designing and implementing PLC control systems., • Strong knowledge of IEC 61131 PLC programming languages, PLC hardware/software, and industrial communication protocols., • Demonstrable experience within the EC&I industry, preferably within Nuclear., • High attention to detail with a focus on accuracy, reliability, and quality., • Proven experience producing:, • Functional and detailed design documentation, • Formal test specifications, • Experience performing structured testing, validation, and verification activities., • Excellent fault-finding and troubleshooting capability across complex control systems., • Good understanding of engineering drawings (electrical enclosures, control panels, MCCs, etc.)., • Excellent written and verbal communication skills., • Strong technical documentation skills and proficiency with Microsoft Office. Desirable Experience • Experience in highly regulated industries (Nuclear, MOD, Pharmaceutical)., • Hands-on experience with Rockwell ControlLogix and/or Schneider M580 PLCs., • Familiarity with integrated HMI and SCADA systems., • Experience with OT Cyber Security and cyber-secure system design., • Delivery experience aligned with BS 61508 and/or BS 61511 (Functional Safety). Essential: • Membership of a relevant professional institution (e.g. IET)., • Certified training on Rockwell and/or Schneider PLC systems., • Certified Cyber Security training. Company information At First Recruitment Group we understand just how important it is to secure the right people. That is why our Recruitment Consultants always take the time to understand requirements in detail and offer sound advice to both clients and candidates. We actively recruit at all levels and this is a superb opportunity for a Control Systems Engineer looking for new employment. As part of putting people first, we strive to be an equal opportunities employer and we are always looking to increase the diversity of our workforce, working closely with our clients to ensure everyone is included.

A leading recruitment agency is seeking an experienced IT Network Security Engineer in Exeter to design, secure, and maintain resilient network and cyber security services across a multi-site environment. The ideal candidate should have over 5 years of experience in network security, with expertise

A leading recruitment agency in the UK seeks an experienced IT Network Security Engineer to manage and optimize network security services. Responsibilities include monitoring the security of corporate networks and providing guidance on cyber security. The ideal candidate should have over 5 years of

OT Cyber Security Engineer Hampshire Hybrid Working £50k-£60k + Benefits My client based in the Hampshire area are a innovative IT services and solutions company who are looking to recruit a OT Cyber Security Engineer. OT Cyber Security Engineer Responsibilities: Act as a trusted adv

Join Police Digital Service as NMC Cyber Security Engineer.

We require a Specialist Cyber Security Principal Engineer to work within the newly formed Cyber Security Specialist department with the following attributes:. Cyber Security Principal Engineer. Specialist Cyber Security Principal Engineer.

Professional Services Consultant (Cyber Security Engineer).

A governmental defence organization in the UK is seeking a Cyber Security Infrastructure and Network Engineer. The position requires strong analytical skills, a passion for cybersecurity, and the ability to work in diverse teams. In this role, you will design and maintain secure network systems, ens

A leading IT services provider in Hampshire is seeking an OT Cyber Security Engineer to ensure the safety, reliability, and availability of critical operational systems. The role includes developing security measures, conducting risk assessments, and deploying OT cybersecurity solutions. Candidates

Are you a Control System Engineer looking for your next contract opportunity? If so, please read on.

This role will play a vital part in defining identifying and specifying security countermeasure, driving suppliers to deliver the required systems and change, managing projects and ensuring that vulnerability management is driven forward to provide the best levels of cyber security to support the be

We’re looking for an OT Cyber Security Specialist to join our expanding team as a new member of the IT department providing guidance and hands‑on Cyber Security support. Career background as a Cyber Security Engineer. Operational Technology Cyber Security Engineer (Defence).

Professional certifications such as CISSP, CISM, CCSP, or platform‑specific credentials including: AWS Certified Security – Specialty, Microsoft Certified: Azure Security Engineer Associate, Microsoft 365 Certified: Security Administrator Associate. Maintaining compliance with national cybersecu

Our cyber security engineers build and develop the technical security solutions that keep our airline and our customers safe from cyber-attack. You will report into our Cyber Security Engineering Principal - Protect. Cyber Security Engineer - Endpoint Protection.

Our cyber security engineers build and develop the technical security solutions that keep our airline and our customers safe from cyber‑attack. Cyber Security Engineer - Identity and Access Management. Recognised cyber security certifications or qualifications (desirable).

As a Senior Cyber Security Engineer, you will lead our security efforts across a number of key projects, bridging the gap between robust engineering and AI safety. Setting technical standards for cyber security across our consulting and AI safety business units, acting as the senior technical author

A leading organisation in the Bristol area requires a Cyber Security Engineer to join its growing team! Primarily working on IT projects & programmes across an IT Defence Portfolio, you will take a consultative and hands‑on role in the design, implementation and ongoing maintenance of security con

Murray McIntosh is seeking an Automotive Cyber Security Engineer to start work for a key client on a 12 month contract as detailed below:. Requirements capture - Threat analysis Attack Tree, TARA, Cyber Goals and Cyber requirements etc. Sound understanding of cyber software measures (encryption key

Job Title: Cybersecurity & Connectivity Engineer. Take on a specialist lead role in cybersecurity devices, switches and firewall administration, monitoring and analyzing threats using advanced tools and alerts to proactively mitigate risks and ensure optimised connectivity and compliance with evolvi

A leading technical consultancy in London is seeking a Software Engineer to work on a range of innovative projects.

Our cyber security engineers build and develop the technical security solutions that keep our airline and our customers safe from cyber-attack. Cyber Security Engineer - Network Security. Recognised cyber security certifications or qualifications (desirable).

We are currently recruiting on behalf of our client, a leading Information and Cyber Security solution provider for a Cyber Security Engineer. As a Cyber Security Engineer, you will play a pivotal role in providing security consultancy services to our client's customers. Your responsibilities will i

As part of this role, the successful candidate will apply engineering best practices to help clients successfully implement cyber security technologies, systems, and methodologies that proactively prevent and mitigate cyber‑attacks. We’re looking for a Senior Cyber Security Engineer who thrives

A leading cybersecurity research organization in London seeks a cybersecurity engineer to design evaluation benchmarks for AI systems. This role involves building environments to measure AI performance on cybersecurity tasks, ensuring robust infrastructures, and documenting findings.

Key responsibilities include delivering security engineering projects and translating regulatory requirements into technical controls. A leading recruitment agency is working with a rapidly growing Financial Services company seeking a Senior Cyber Engineer in Greater London.

A leading engineering consultancy in London seeks a Specialist Cyber Security Principal Engineer to join their Cyber Security Specialist department. A deep understanding of ICT Networks, Operational Technology, and Cyber Security principles is essential.

Referrals increase your chances of interviewing at LT Harper – Cyber Security Recruitment by 2x. As a Senior Data Engineer, you’ll lead the design and development of high-performance data solutions — from ingestion and transformation through to integration and insight. You’ll work directly w

A leading cyber security consultancy in London is seeking a Software Engineer to join their team.

A leading beverage company is seeking a Cyber Engineer to enhance its security posture across IT and OT landscapes. The successful candidate will implement security tools, ensure compliance with global standards, and evaluate vendor cybersecurity measures.

As Cyber Security Email Engineer, you will take lead on administering and governing the core email security gateway for Sky Group. You will be part of the core Cyber Defence function aligned with safeguarding the enterprise against cyber security threats. Experience with other email security solutio

Are you a Software Engineer with a keen interest in all things Cyber Security? Do you take pride in building build secure software solutions and protecting the platforms they run on?. Working as part of this collaborative team you will act as the SME internally for all things cyber security and be e

Our cyber security engineers build and develop the technical security solutions that keep our airline and our customers رهي safe from cyber-attack. Cyber Security Engineer - Cloud Security. You will report into our Cyber Security Engineering Principal - Cloud and Connect.

A leading cyber security firm in England is seeking experienced software engineers proficient in C/C++ development across various platforms. Interested candidates with an active Developed Vetting security clearance are encouraged to apply.

The Cyber Security Team underpins Conde Nast’s security posture, delivering information security and cyber risk management, security operations and the global SOC, security architecture, application security, and security engineering. Rapid7)* Experience with Detection & Response technologies (NDR

Our cyber security engineers build and develop the technical security solutions that keep our airline and our customers safe from cyber‑attack. You will report into our Cyber Security Engineering Principal – Protect. Cyber Security Engineer - Endpoint Protection.

What we're looking for*** Proven, senior experience as a Cyber Security Engineer or similar role* Hands-on experience implementing and managing security tooling within CI/CD pipelines* Familiarity with modern cloud environments (AWS, GCP, or Azure) and container orchestration technologies (e. What y

A leading industrial services company is seeking an OT Cyber Security Engineer to provide consultancy within high-hazard industries. Candidates should have a relevant technical degree, knowledge of industrial control systems, and familiarity with OT cybersecurity frameworks.

Join a leading MSP’s Cyber Security Projects team as a Project Delivery Cyber Security Engineer, working on Microsoft Security Solutions, networking, and vulnerability management. Microsoft Security Solutions as a Cyber Security Engineer. Cyber Security Engineer - Project Delivery – Permanent.

Mentoring a service desk engineer stepping into cyber security. Security Engineer – 12-Month FTC (£70,000) | Remote (UK). Microsoft 365 security, Defender, Intune, and Azure AD/Entra ID.

The Senior Cyber Security Engineer is a hands‑on, technical role responsible for the health, optimization, and evolution of our security operations tooling. Senior Cyber Security Engineer. Senior Cyber Security Engineer.

We’re looking for a Senior Cyber Security Engineer who thrives on solving complex security challenges and is ready to elevate their impact. As part of this role, the successful candidate will apply engineering best practices to help clients successfully implement cyber security technologies, syste

The Senior Network & Cyber Security Engineer plays a key role in leading and delivering complex security projects within the Projects (Cyber & Network) team. Demonstrated ability to design, configure, test, and commission secure network systems; effective decision‑making, organisation, and time‑

To succeed as a Cost Engineer within this business you'll need strong cost engineering experience across the full project lifecycle of engineering, construction, or civil projects. Cyber Security Forum Initiative. A global consultancy is looking for Cost Engineers to join their growing team, which w