Certain Advantage

World Class Defence Organisation is currently looking to recruit an ADA Embedded Software V&V Engineer subcontractor on an initial 6 month contract. A defence or aerospace industry background would be great. Rate: £70.00 per hour Location: Stevenage Hybrid/Remote working: Full time on site (occasional work from home day) (The company are happy with a 4 day week) Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at 'time and a quarter' Duration: 6 months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) Interview process: 1 stage video interview Embedded Software V&V Engineer Job Description: The department create the complex, highly reliable Real Time software that powers missile systems and their components, ensuring that they provide the performance and functionality their users require when they need it. They are involved all the way through development - from concept studies through trials firings and the move into production and service. Responsibilities: You will be responsible for the verification and validation activities on Real Time systems application software for the next generation of Missile Systems. The role requires taking requirements, developing them into robust test cases, preparing and executing tests, capturing data, and delivering actionable feedback to project teams. You will have to draw upon your strong practical problem-solving skills, data acquisition expertise, and adaptability. Skillset/experience required: Essential: Strong experience of V&V activities in an Embedded software environment. Strong problem-solving skills Ability to work independently or as part of a team Good communication skills Good documentation skills Ability to turn requirements into structured test cases and procedures. Experience of working in a lab environment on an electro mechanical product running Embedded software. Good working knowledge of the complete software engineering life cycle. Scripting abilities Embedded software development experience using Ada. Advantageous: Safety critical systems experience Embedded software development experience using C. Knowledge of standards such as DO-178C, DO-330 & DefStan 00-55 Knowledge of Real Time Operating Systems Model Driven Design experience Knowledge of test automation methods Knowledge of Lauterbach Trace tools, DOORS, Engineering Workflow Management (EWM/RTC), Rapita Suite, Rhapsody Breakpoint Analysis experience Experience of Focused Code Reviews

World Class Defence Organisation based in Bristol is currently looking to recruit 2x Embedded ADA Software Engineer subcontractors on an initial 12 month contract. The role will likely be required to be onsite, but it can be worked on a 4-day week basis. Essential - ADA, Background in safety critical software. Desirable - Linux, Doors, Dimensions, UML, Mascot etc. Contract Duration: 12 Months initially and then ongoing. Hourly Rate: £68.00ph (Umbrella). Overtime rate: Hours worked over 37 hours per week will be calculated at 'time and a quarter' Embedded ADA Software Engineer Job Description: We work on technology that is at the forefront of European missile system design, delivering safe, secure, and reliable products to our customers. The System software department covers all aspects of command and control software (C2) for both land and maritime missile systems. We are expanding the Sea Viper and Sea Ceptor missile C2 team for the development of the next generation of advanced maritime air defence systems. Responsibilities: We work across the entire software engineering life cycle, from discussing requirement change with the Systems team, all the way to being involved with qualification and software releases. Skillset/experience required: Essentials: Experienced in Ada Solid background in Safety critical SW from Def, aero, rail, nuclear or medical sectors. The development is Safety critical, so a high standard of coding, process & documentation is required. Good to have: Formal design methods and tools: Doors, Dimensions, Rhapsody/UML/SysML/Mascot Experience in developing Linux and networking applications.

World Class Defence Organisation based in Bristol is currently looking to recruit an Algorithm Software Engineer on an initial 6 month contract, with very likely extension. The role will be onsite 4 days per week. A 4 day working week is OK (Monday to Thursday). Rate: £70.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at 'time and a quarter' Location: Bristol Hybrid/Remote working: The role will be onsite 4 days per week. A 4 day working week is OK (Monday to Thursday). Duration: 6 months with very likely extension. Contracts are often ongoing and long-term thereafter. IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview Job Description: Work alongside algorithm engineers and technical expert to transcode a large, complex Legacy algorithm codebase from ADA to Matlab As part of a wider team, define, distribute and review core activities to enable efficient completion of the transcoding within project timeframe. Develop test harnesses and provide robust and extensive testing procedures to ensure equivalence between transcoded code base and Legacy ADA algorithms Follow Code of Practise (CoP) in developing Matlab algorithms to ensure compatibility with auto-coding tools, rectifying/resolving issues and reframing algorithms as necessary to ensure compatibility with tool chain. Build good working relationships with stakeholders, including downstream software team, to enable effective transfer and integration of Matlab algorithm artefacts into larger product Support resolution of queries and non-compliances Skillset/experience required: Essential: Experience writing, delivering and testing algorithm related software Experience writing software/algorithms within Mathworks tools Verification of requirements and evidence review Rapid assimilation of technical information Ability to work as part of a team Desirable: Experience writing, interpreting ADA code Specific tools knowledge: IBM Engineering Workflow Management/GIT Sea launched weapons experience Experience with C

World Class Defence Organisation based in Stevenage is currently looking to recruit 3x Mechanical Systems Engineers / Architects on an initial 12 month contract. The role will be hybrid of being split between working from home and onsite. This role would suit a candidate who comes from a strong background of working as a Mechanical Design Engineer, Mechanical Systems Engineer, Mechanical Architect or has experience of Mechanical Systems Architecture. A defence / aerospace background is ideal but not essential. DOORS experience would be great. A background or knowledge of Systems Engineering and Supplier Management would be beneficial. Contract Duration: 12 Months initially and then ongoing and long-term thereafter. Hourly Rate: £65.00ph Mechanical Systems Engineer / Architect Job Description: We have an opportunity for an experienced Mechanical Architect to join the team. This exciting role is to gather and manage the missile mechanical architecture requirements to achieve missile performance, on time and on cost and overall layout vs compliance. This involves providing justification of the design and co-ordinate the verification evidence of missile performance to support certification.The role is responsible for the delivery of the missile mechanical architecture requirements and typical responsibilities include: Establishing the Missile Airframe Task Requirements Specification (TRS) to ensure a structured & coherent mechanical response to the overall Missile TRS Management of the mechanical interface with the launcher Management of Mechanical & Thermal Interfaces across the Missile Defining the optimum mechanical architecture for all variants of the missile, ensuring the mechanical architecture and interfaces meet requirements Implementation of GMA Policies to ensure Modularity & Reuse objectives are achieved Development of the overall proving logic for the validation of the Airframe Ensuring mechanical compliance to the Airframe TRS for missile certificate of design Interface with and manage customer expectations throughout the development process Producing Statements of Work and plans for activities within their sphere of responsibility Direct technical supervision of engineers within their team and indirect management of engineers in the extended project team Controlling assigned budgets, managing personal workload and identifying any further resource needs Skillset/experience required: Educated to degree level with 10 years' experience or an equivalent qualification having obtained significant experience of mechanical engineering Ability to technically manage internal & sub-contract activities Strong leadership skills, able to establish a clear engineering vision Good knowledge & experience of mechanical design, including: Static & Dynamic Analysis, Design for Environment Thermal Management Good understanding of broader engineering disciplines, including: Aerodynamics Testability Production Experience developing proving logic and managing the generation of compliance evidence towards Certificates of Design Experience across the full Product Life Cycle Ability to influence senior managers and other stakeholders Strong interpersonal and well developed communication skills (written & verbal) Willingness to travel within UK and Europe DOORS experience would be great

Systems Engineer - Satellite Communications Portsmouth, UK 6 Month Inital Contract The Opportunity: Shape the Future of Secure Space-Based NetworksAn exceptional opportunity has arisen for a talented Systems Engineer to join our Lead Systems Engineers and Architects team within Defence & Space industry in Portsmouth, UK. This is your chance to directly contribute to the next generation of critical military satellite communications capability, including key future-looking programmes like the UK MOD's Skynet Enduring Capability and other vital Milsatcom initiatives. Our client has a proven track record, having delivered Milsatcom capability to the UK MOD from Skynet 4, through the successful Skynet 5 PFI, and currently delivering Skynet 6A on orbit. They are setting the standard for inter-satellite links, navigation, and space-based networks. Join us to be at the forefront of these exciting, engaged, and future-focused technologies. As a Systems Engineer, you will be pivotal in defining the technical backbone for our major programme bids. Your primary focus will be providing the System Architecture Definition across all three segments: Space, Control, and Ground. Your key contributions will include: 1. System Architecture & Design Leadership Defining the comprehensive Ground System level architectural design, including leading technical trade-offs. Working closely with Engineering Leads and Partners to define segment and associated sub-system architectures via integrated Working Groups. 2. Requirements Management Owning the end-to-end requirements lifecycle: capture and definition from high-level stakeholder needs down to sub-system specifications. Ensuring complete traceability and managing the Verification, Validation, and Test (VV&T) support activities. 3. Proposal & Governance Providing expert technical inputs for major proposals and bids. Acting as the Solution Lead for customer and internal governance reviews, informing stakeholders on progress and problem resolution. Contributing to Systems Engineering and project management inputs for planning, schedule, and cost activities. What We Are Looking For Qualifications: A University degree or equivalent in Electronic Engineering, Computer Science, Telecommunications, or a closely related discipline. Essential Experience & Knowledge: Proven experience in the design, integration, and roll-out of end-to-end digital telecommunications systems . (Experience with Milsatcom systems is highly desirable). Demonstrable experience covering the space, control, and ground segments using established methodologies (Waterfall or Agile). Experience in defining solutions within an Architectural Framework utilizing Model-Based Systems Engineering (MBSE) and appropriate tools (Enterprise Architect is desirable). Experience in technical engagement with external customers and internal partners. A solid working understanding of the key portfolios, including satellite platforms and payloads, satellite control, mission control, and network control. Robust presentation and technical writing skills. This is a great opportunity to join a team directly working on the next wave of space technologies.

PMO Analyst (Project Portfolio & Governance) Sector: Engineering / Infrastructure / Technology 27 per hour Umbrella INSIDE IR35 12 Month Contract Coventry We are looking for a highly analytical PMO Analyst to join our portfolio team. This is a pivotal role where project governance meets digital innovation. You won't just be tracking milestones; you will be building the dashboards and reporting frameworks that drive multi-million-pound decision-making across our entire project estate. The Role As the PMO Analyst, you will act as the "engine room" for our project portfolio. Your role is to ensure governance is robust, schedules are aligned, and data is visualized in a way that tells a clear story to our stakeholders. From JQL scripting in Jira to architecting Tableau dashboards, you will be the technical expert who ensures our delivery stays on track. Key Accountabilities: Support the implementation of portfolio-wide standards, document control, and rigorous assurance processes. Maintain complex project schedules and milestone plans. You will take the lead on maintaining digital tools (Jira/Confluence) and developing Tableau dashboards to track KPIs, resource use, and timelines. Proactively manage risk/opportunity registers and administer change control workflows to ensure project integrity. Define and track delivery KPIs, producing high-impact insights that aid executive decision-making. Analyze short- and long-term resource needs to support effective capacity planning across the delivery streams. Coordinate "Lessons Learned" sessions and promote a culture of knowledge sharing and "Customer Love." Essential Requirements: Proficient in Jira (including JQL scripting) and Tableau (or similar BI tools). You should be comfortable with coding languages used for reporting and dashboarding. Proven experience in a PMO, Project Analyst, or Support role within a complex, large-scale environment. Familiarity with project/portfolio frameworks (APM, PRINCE2) and a strong understanding of risk, issue, and change control. Advanced Excel skills and the ability to interpret complex data into simplified messages for stakeholders. Exceptional interpersonal skills with the ability to engage cross-functional teams and maintain stakeholder maps. Desirable: Formal PM qualification (APM, PRINCE2, or PMI). Experience in Engineering, Infrastructure, or technical sectors. Knowledge of lifecycle frameworks such as RIBA or V-model. Experience with Confluence and collaborative digital platforms.

World Class Defence Organisation based in Stevenage, Hertfordshire is currently looking to recruit 8x SOC Threat Detection Analyst subcontractors on an initial 6 month contract. This role can start on an SC Security Clearance basis, however DV Clearance will be required down the line. This role would suit someone from a Cyber Security Analyst, SOC Analyst or Threat Detection Analyst background. Hourly Rate: 45ph - 85 per hour. There are 8 positions being recruited across the mid-senior level. Overtime rate of time and a quarter. Contract Duration: 6 Months initially and long-term thereafter. Shift pattern: 28 day Cycle Sat to Tue - Earlies (Apply online only) Wed to Sun - Off Mon to Fri - Lates (Apply online only) Sat to Tue Off Wed to Sun - Nights (Apply online only) (The type of shift rotates along the pattern through, so the start of the next 28 day cycle they start with lates -> Nights -> earlies then next cycle: Nights -> earlies -> lates) 28 days = 4 weeks, 14 days worked per 28 days, 3.5 days worked per week, 3.5 x 8 = 28 hours per week Initially may not be expected to do nights until team grows. SOC Threat Detection Analyst Job Description: An opportunity has arisen in the cyber security operations centre (SOC) within Information Management (IM) for a SOC Threat Detection Analyst. Supporting the Senior SOC analysts in assisting IM meet the challenges and demands of countering the Cyber Threat. The successful applicant will drive a proactive ethos in an ever-changing cyber security environment and provide robust threat detection and analysis within the 24x7 SOC. Responsibilities: To support the SOC Manager in assisting Information Management UK meet the challenges and demands of countering the Cyber Threat. Support for the operational functions of the UK SOC. To work with other UK SOC members, including the UK InfoSec Team and the IM Domains (Customer Support and Infrastructure / Information Systems). It will cover analysis, monitoring, reporting, alerting and investigation activity utilising a wide variety of security platforms including AI/ML and behavioural analytics, SIEM (Security Information Event Management), Network Packet Capture platform, Anti Malicious Code, Threat Detection technologies and platforms across the UK Network Perimeter working with the best standard technologies. The SOC Analyst reports to the SOC Manager. The SOC Analyst conducts a range of analysis and assists the incident response team with investigations that need to be escalated to an embedded member of staff. The SOC Analyst key responsibilities are: Effective Tier 1 to 2 alert triage of security events Monitoring of Cyber Security tools Monitoring the SOC email notification mailboxes Assists with the maintenance of Security technologies Assisting the SOC Solutions Lead with project activity Assist proactive threat hunting in collaboration with the CTI function Assist IR in HR and InfoSec related investigations Ensure the timely triage and remediation of any incident or request tickets raised to the SOC Participate in the activity of adding/removing URLs from the AcceptList and BlockList Attend routine security meetings Conduct activities in line with SOC Maturity and continuous improvement Skillset/experience required (Baseline): A career background in Cyber Security. Security awareness and experience in all areas of IT, primarily Network Security, Infrastructure and the secondary area being Operating Systems & Applications. Knowledge of IT Security standard methodologies. Demonstrable understanding of the OSI Reference Model and the network communication protocols, including but not limited to DNS, HTTP/S, SSL, SMTP, FTP/S, LDAP/S. Demonstrable experience with Security Information Event Monitoring Tools and/or Network Packet Capture tools. Hands on experience with IDS/IPS technologies and threat hunting activities. Strong analytical experience and mind-set. Experience within Defensive Cyber-attack methodologies and frameworks. Understanding of Malware capabilities, attack vectors, propagation and impact. Good communication skills liaising with the business and suppliers. Desirable Skillset/experience (Senior grade): Root cause analysis and leading T2 incident investigations Process / Playbook / Runbook development Working knowledge of detection engineering, false positive improvements Capability to tune SIEM rules or create custom detections Scripted automation experience e.g. Python, SOAR, PowerShell Threat modelling and Hunting methodologies

Test Engineer Coventry 12 Month The Opportunity Working with a large known Automotive Company.They are seeking a proactive and detail-oriented Test Engineer to join our Test Operations team. This is a critical role responsible for the end-to-end management of Bills of Materials (BoM) for Units Under Test (UUT) across our cutting-edge Battery, EDU, and Engine Test environments. You will be the central pivot point between Engineering, Procurement, and Test Operations, ensuring that every kit is complete, accurate, and delivered exactly when needed to keep our test schedules on track. Key Responsibilities BoM Ownership: Manage and own the Bill of Materials for UUTs, ensuring 100% accuracy for all scheduled test activities. Coordinate the ordering, tracking, and expediting of components through internal systems and external suppliers to meet high-pressure deadlines. Work closely with Engineering Design and Test Operations to translate technical requirements into actionable kitting plans. Provide regular performance updates and weekly status reports on kit readiness to the Central Planning Team. Identify and implement efficiency gains in established kitting processes to enhance reliability and speed-to-test. What We Are Looking For / Essential Skills & Experience Proven experience managing test kitting processes within an engineering or automotive testing environment. A strong understanding of powertrain systems, including Batteries, Electronic Drive Units (EDU), and Internal Combustion Engines (ICE). Experience with inventory management systems, procurement tools, and advanced Microsoft Excel for data handling. A track record of delivering components and build support within a high-pressure test environment. The ability to work independently, taking full responsibility for delivering kits to specification and on time. Education & Qualifications Minimum: NVQ Level 3 qualification in a relevant engineering discipline. Preferred : An Undergraduate Degree in Engineering or equivalent practical experience. Desirable Attributes Experience with automotive testing instrumentation and calibration procedure continuous improvement mindset with the ability to constructively challenge existing processes. Experience navigating fast-paced, multi-disciplinary teams with shifting priorities. You will be at the heart of our engineering programs, working with the latest technology in the transition to electrification. This role offers the opportunity to lead critical technical logistics and influence the efficiency of our entire testing ecosystem.

World Class Defence Organisation based in Bristol is currently looking to recruit a Technical Software Documentation Officer subcontractor on an initial 12-month contract. *The department are not looking for a Software Engineer (this is not an engineer position). They are looking for someone with Documentation experience, ensuring all is correct for software releases. The role will require an understanding of the software process * Rate: £65 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at 'time and a quarter' Location: Bristol Hybrid/Remote working: The role will be onsite - but the department are happy for the role to be worked on a 4-day week (Monday to Thursday) basis Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview process Technical Software Documentation Officer Job Description: Capable, self-driven and flexible software professional to support multiple development teams in project management and software delivery. It would suit someone who enjoys multi-tasking, project management support and can act as a lynchpin, enabling the company to successfully to deliver fully qualified software products. What the department are looking for; A process champion to assist our software development teams with planning, documentation, configuration and delivery. Key skills required include: Experience of software process in high reliability, safety or regulated sectors Experience of Software Engineering Lifecycle Knowledge of Project Management principles Role includes: Providing software input and configuration management Supporting multiple programmes Directly interfacing with software engineers and project leaders Supporting internal customer teams, such as Test and lab custodians Supporting delivery of Integration deliverables Other info: This role supports a large range of project and people simultaneously, a constantly evolving challenge This role is for someone who likes to be aware of the big picture, as it constantly involves activities across the software life cycle This role is for someone who wants to work in software and enjoys multi-tasking Ideal for someone who is thinking about a move to project management

World Class Defence Organisation is currently looking to recruit an IM International Service Lead subcontractor on an initial 12 month contract. Your base site can either be from the companies Bristol, Stevenage or Bolton office. This role will be a hybrid position - 2 days per week onsite and 3 days remote. The role will be supporting the Companies Poland site and so will require travel to Poland once a month. This role would suit a candidate from an Information Management International Service Lead, IT Service Desk Manager or IT Service Delivery background. Hourly Rate: £60ph (Umbrella). Contract Duration: 12 Months initially and then ongoing and long-term thereafter. IM International Service Lead Job Description: Act as the UK Service Lead for workplace & infrastructure services primarily for the Polish organisation to ensure supporting the provision of an effective working environment. Responsibilities: To support the IM Overseas Service Manager to manage all planned and emerging service management activities within an International Footprint. To support the Poland IM Team to achieve effective, agile IT service delivery Work with the Poland IM team and the wider UK IM Service teams to ensure IT requirements are identified and resolved. To work with & support the IM UK Project teams to identify business / IT requirements, define how services will be supported (service design) and support the delivery of new services to Poland. To add Service Assurance to all Incidents & requests for overseas users ensuring incidents & requests are managed to suitable conclusion within specified timescales To raise requests on the ITSM service management platform on behalf of all overseas users on a specific network. To support the IM Projects & Networks team to deliver client & infrastructure services related to overseas support and development activities. To support ISP (procurement) team to ensure all activities related to hardware / software requirements definition, purchase and delivery to support the IM Poland development activities Create effective relationships with the key stake holders such that productive, collaborative, two-way communications are established Identify and where agreed implement service improvements achieving a more effective, agile and/or cost-efficient service Requests from overseas customers are raised and managed to completion within a timely manner and with a high level of customer service. Incidents are resolved within specified service level agreements Successful delivery of Service Improvement Plans Full understanding of the ITSM toolset, including processes as per the IM BMS processes Service key & performance indicators are achieved consistently Skillset/experience required: Effective communications and stakeholder management to the Poland team. Critical analysis and evaluation of IT requirements Managing the expectations and delivery of requested services to the Poland IM Team and customers. Effective liaison from the Poland IM Team, and the UK based service teams and suppliers. High level customer care skills Good teamwork and stakeholder management skills. Broad understanding of IT technologies across the range of services Good understanding of Service Delivery activities and processes ITIL knowledge and implementation Ability to travel abroad to Poland and other international locations at short or reasonable notice

World Class Defence Organisation based in Bristol is currently looking to recruit a C++ / Linux Software Product Support Engineer subcontractor on an initial 6 month contract. The role can be worked on a 4 day week basis (Monday to Thursday) but due to the nature of the role, the position will need to be based onsite. This role would suit a candidate who comes from a strong C++ Software Engineer background. Job Title: C++ / Linux Software Product Support Engineer Rate: £68.00 per hour Overtime Rate: Hours worked over 37 hours per week will be calculated at 'time and a quarter' Location: Bristol Hybrid / Remote working: The role can be worked on a 4 day week basis (Monday to Thursday) but due to the nature of the role, the position will need to be based onsite. Contract: 37 Hours per week Duration: 6 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) C++ / Linux Software Product Support Engineer Job Description: We're a driven team with a passion for software and its successful deployment in battlespace Command and Control (C2) weapon systems. We work on technology that is at the forefront of European missile system design, delivering safe, secure, and reliable products to our customers. We are looking for a capable software engineer who can support our in-service missile-system middleware solutions and work as part of a small team to investigate and fix issues as they arise. Debugging and engineering investigation is a big part of the job, as the software is complex and we require someone with an inquisitive nature to be able to investigate issues and discuss solutions with our customers. Our products require Linux Operating System (OS) configuration, support and security solution maintenance, so experience of Linux is necessary for this position. Working across multiple applications on both land and maritime projects in the systems software department, this role allows for involvement in many of the most advanced missile systems in the world, across multiple warfare domains. Skillset/experience required: Experience with C or C++ (At least one of these is essential), Ada, and/or JavaScript, shell scripting languages with a solid background in software engineering. Experience configuring and maintaining Linux OSs (Redhat and/or Ubuntu) including Kernel configuration and Kernel test. A passion for software engineering, with the ability to innovate and think critically to understand and solve complex software problems. This is a technical support role, so clear communication of technical matters to non-technical stakeholders is an essential skill. Comfortable working with a team in a collaborative environment, communicating and contributing to resolve emerging issues.

World Class Defence Organisation based in Stevenage, Hertfordshire is currently looking to recruit a C++ Software Engineer subcontractor on an initial 12 month contract, with very likely extension. The role will be onsite 4 days per week. A 4 day working week is OK (Monday to Thursday). Candidates with a strong C++ Software Engineering/Embedded Software Engineer background ideally from the Defence/Aerospace industry would be suitable for this position. Rate: £67.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at 'time and a quarter' Location: Stevenage Hybrid/Remote working: The role will be onsite 4 days per week. A 4 day working week is OK (Monday to Thursday). Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter. IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview Job Description: By embracing the latest software technologies and methods the Development Simulation software department delivers exceptional software solutions for non-production based test systems that meet the unique requirements of the prime software development teams. In addition we also provide equipment simulation systems to support product integration as well as software to support and assist the manufacturing process. The successful candidate will join the development team responsible for building and integrating Real Time test and data capture systems. The role will focus on developing and maintaining software in a Linux environment, working closely with high-speed multi-channel SFPDP cards, Real Time data flows, and complex multi-threaded processing pipelines. Proficient in C++ and with knowledge of C#, you will play a critical part in the design, development, integration, and verification of test software solutions that are central to our system validation and delivery capabilities. Responsibilities: Design and develop Real Time test and capture software on Linux systems using C++. Integrate and interface with high-speed SFPDP cards across multi-channel data pipelines. Architect and implement robust, scalable, and maintainable multi-threaded applications. Define and implement data sequencing and synchronisation logic to support deterministic capture and replay. Work with hardware teams to ensure seamless integration and timing alignment between software and capture cards. Lead and contribute to system integration, verification, and testing at both component and system levels. Conduct performance analysis, debugging, and optimisation of Real Time systems. Document architecture, interface definitions, and test procedures to support handover and formal test activities. Skillset/experience required: Extensive experience in C++ development in a Linux environment. Proficiency in C# for tooling, test interfaces, or Windows components as needed. Proven experience working with Real Time data systems, preferably involving SFPDP or other high-speed digital protocols. Demonstrable skills in multi-threaded and concurrent programming. Experience with low-level I/O, DMA, or driver-level interactions with PCIe cards or similar. Familiarity with software sequencing frameworks or custom state machines for test execution. Strong experience with integration, system test, and debugging complex interactions between software and hardware. Strong understanding of software design principles, memory management, and performance optimisation. Experience with version control systems (eg, Git) and CI/CD Desirable Skills: Experience with SFPDP (Serial Front Panel Data Port) specifically in defence, aerospace, or data acquisition contexts. Knowledge of FPGA-based data acquisition systems and synchronisation methods. Familiarity with unit testing frameworks, automated test rigs, or hardware-in-the-loop (HWIL) setups. Experience developing or integrating with Real Time operating systems (RTOS) or using Real Time Linux extensions.