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Contractor 16
Stevenage c software engineer

16 c software engineer jobs found in Stevenage

CL
Jun 26, 2026  
Contract C# Software Engineer
Contract C# Software Engineer Near Wimbledon 6-month contract Software Engineer role developing C# Windows applications that interface with hardware. This role is inside IR35 and requires on-site work 3 days per week (full time for the first few weeks). C# Software Engineer skills required - * Good analytical skills and experience of code and design review for large projects. * Experience of multi-threaded and distributed applications, preferably with an understanding network of protocols. * Strong Experience in developing Windows desktop applications in C# * Interfacing with hardware/physical products * .NET environment, Windows Forms, TCP/IP & UDP protocols Please apply or call for more information
IR35 Status:
Inside IR35

CV-Library KT3, Malden, Greater London Contractor
CL
Aug 22, 2026  
Quality Test Engineer
Hays are now looking for an SC Cleared Quality Test Engineer for one of our local clients: £350 p/d Inside IR35 Remote, with occasional travel to Hursley and London (2-3 days per month) Candidates must hold current SC Clearance Option for candidates to be upgraded to DV! We're looking for a Quality/Test Engineer with experience in test automation and performance testing to support the delivery of software solutions within an Agile environment. You'll be involved throughout the testing lifecycle, helping to ensure applications are robust, scalable and fit for purpose. What you'll be doing Creating and executing test cases across multiple technology stacks Developing and maintaining automated test scripts Designing and implementing performance testing strategies Executing performance and load testing activities Investigating issues through debugging, tracing and log analysis Working closely with developers and stakeholders in an Agile delivery team Supporting CI/CD and quality...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 22, 2026  
SC Cleated FPGA Engineer
Job Title: SC Cleared Senior FPGA / Embedded Systems Engineer (Xilinx Zynq UltraScale+ & Yocto) Location: Hybrid/London/Bristol as and when required Rate: Up to £650 per day Outside IR35 Duration: 6 months with possible extension Must be willing and eligible to go through the SC Clearance process Our Client is hiring for a reputed client seeking a hands-on FPGA and embedded Linux expert to help design, integrate and verify high-performance hardware and software components. If you enjoy working at the boundary of silicon and systems-optimising throughput, latency and power-this could be a fantastic next step. What you'll be doing: Design, implement and verify custom FPGA IP modules, DSP pipelines and high-speed communications interfaces using VHDL or Verilog/SystemVerilog in AMD/Xilinx Vivado Lead SoC hardware/software co-design by configuring and integrating the Processing System (PS) and Programmable Logic (PL) on Zynq UltraScale+ devices, using AXI interfaces Build,...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 20, 2026  
Junior IT Support Engineer
OverviewWe are looking for a junior IT Support Engineer to provide day-to-day technical support across the business. This is a hands-on role focused on user support, Microsoft 365 administration, hardware setup, and resolving common IT issues.Ideal for someone with IT support experience looking to continue developing their career in a supportive environment. Details Location - Chiswick (London) Duration - Initial 3 months On-site requirements - 5 days Rate - £150-£190 / day Inside IR35 via Umbrella Responsibilities Provide 1st line IT support to end users. Set up and configure laptops, monitors, and other IT equipment. Support Microsoft 365 applications including Outlook, Teams, OneDrive, and SharePoint. Troubleshoot hardware, software, and connectivity issues. Assist with user onboarding and account setup. Log, manage, and resolve support tickets. Maintain IT assets and equipment. Experience Required Previous experience in an IT Support, Service Desk, or Helpdesk role. Good...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
May 12, 2026  
BMS Commissioning Engineer
BMS Commissioning Engineer Contract We have a fantastic contract opportunity for an experienced Tridium BMS Commissioning Engineer to join an exciting and prestigious project in London. On offer is an initial 6 month contract (with the potential to extend), c£40 - £48 per hour, and the opportunity to work on one of London’s most interesting new projects in central London The BMS Commissioning Engineer position:- As a BMS Commissioning Engineer, you will have fantastic experience and knowledge of commissioning Building Management Systems, in particular Tridium Niagara.  You will be required to perform software modifications and full commissioning. The project is in central London and is a very prestigious refurbishment of a historical building. The project is a mixed use development incorporating a hotel, high end luxury residences, and shops and will be using state of the art new smart building technology. Key skills of the BMS Commissioning Engineer:- Exceptional technical...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 22, 2026  
Cybersecurity Software Engineer
A company that specialise in electro-mechanical systems for the Automotive / EV industry is seeking to recruit a Cyber Security Software Engineer to work on a contract based in Surrey that is initially scheduled for 6 months The Role This position will involve implementation, integration and validation of security foundations. This will include taking ownership of HSM integration, Secure Boot, Secure Diagnostics, and Secure Programming within AUTOSAR Classic. Define and drive implementation patterns, develop reusable software IP, and ensure robust, scalable cybersecurity solutions. Collaborate with cross-functional teams to integrate security features across the software stack. Experience Essential: * 5-10+ years in automotive embedded software development, of which 3+ years hands-on in embedded cybersecurity. * Deep AUTOSAR Classic experience with a leading configuration tool (Vector DaVinci / MICROSAR preferred). * Proven hands-on integration of Infineon AURIX™...
IR35 Status:
Unknown Status

CV-Library Surrey, UK Contractor
CL
Aug 22, 2026  
Cybersecurity Software Engineer
A company that specialise in electro-mechanical systems for the Automotive / EV industry is seeking to recruit a Cyber Security Software Engineer to work on a contract based in Surrey that is initially scheduled for 6 months The Role This position will involve implementation, integration and validation of security foundations. This will include taking ownership of HSM integration, Secure Boot, Secure Diagnostics, and Secure Programming within AUTOSAR Classic. Define and drive implementation patterns, develop reusable software IP, and ensure robust, scalable cybersecurity solutions. Collaborate with cross-functional teams to integrate security features across the software stack. Experience Essential: * 5-10+ years in automotive embedded software development, of which 3+ years hands-on in embedded cybersecurity. * Deep AUTOSAR Classic experience with a leading configuration tool (Vector DaVinci / MICROSAR preferred). * Proven hands-on integration of Infineon AURIX™...
IR35 Status:
Unknown Status

CV-Library Surrey, UK Contractor
CL
Aug 23, 2026  
CAMO Engineer
Airworthiness/ CAMO Engineer Location: Kidlington Airport, Oxfordshire Rate: £26.00 per hour PAYE £34.78 per hour Umbrella Hours: Monday – Friday 08:30 – 17:00 37.5 hours per week Airworthiness Engineer Opportunity Morson Edge is recruiting for an experienced Airworthiness/ CAMO Engineer to join a leading aerospace organisation supporting the continuing airworthiness of a modern rotary-wing fleet. This is an excellent opportunity to become part of a professional Continuing Airworthiness Management Organisation (CAMO), where you'll play a key role in ensuring aircraft remain compliant, safe and available for operations. The Role As an Airworthiness Engineer, you will be responsible for managing aircraft maintenance programmes, reviewing airworthiness documentation, planning maintenance activities and materials, and maintaining accurate technical records. Working within the CAMO team, you will ensure regulatory compliance while supporting the efficient delivery of...
IR35 Status:
Unknown Status

CV-Library Oxford, UK Contractor
CL
Aug 23, 2026  
Software Quality Test Engineer
Software Quality Test Engineer Didcot, Oxfordshire (site-based) | 18-month temporary contract | c£40,000-£48,000 per annum Recruiting on behalf of a global life sciences and analytical instrumentation organisation, we're looking for a Software Quality Test Engineer to support verification and validation of software within a Raman spectroscopy portfolio. Key duties Structured manual testing: regression, integration, workflow, usability and system-level testing Create/maintain test cases & procedures and execute verification against requirements Log, investigate and track defects through to resolution Collaborate with engineering, product, applications and quality teams Support release qualification and (where applicable) regulated documentation incl. 21 CFR Part 11What we're looking for Proven software testing/QA experience (strong manual testing background) Systems-thinking mindset-able to test end-to-end customer workflows across software + instrumentation Great...
IR35 Status:
Unknown Status

CV-Library Didcot, Oxfordshire Contractor
CL
Aug 26, 2026  
SCADA Visualization Engineer
Are you an accomplished SCADA Visualization Engineer, who is familiar with PC-based process visualization systems WinCC or Iconics or Ignition? -Are you customer focused and enjoy working onsite, wanting to work for one of the world’s largest suppliers of Automated Warehouse and Materials Handling solutions? -Are you looking for a contract job opportunity that is paying circa £47 per hour (inside IR35)? If the answer is yes, we would be keen to hear from you so please read on for further information and get in touch now! The Opportunity Our Client; a well-recognised and respected Materials Handling company who are among the world's largest suppliers of Automated Warehouse and Materials Handling solutions, are now actively seeking an experienced SCADA Visualization Engineer, to support their customer onsite 5 days per week in Leicestershire on a contract basis. This contract will initially run until the end of the year, but there is the chance of this seeing extension...
IR35 Status:
Inside IR35

CV-Library Leicestershire, UK Contractor
CL
Aug 23, 2026  
Flood Water Management and Drainage Engineer
Your new company A Local Authority in Hampshire is seeking an experienced Infrastructure & Design Engineer to support the design and delivery of drainage and flood risk management schemes across a diverse portfolio of projects. This is an excellent opportunity to join a growing team working on technically challenging infrastructure projects while helping to mentor and develop junior engineers. Your new role As an Infrastructure & Design Engineer, you will play a key role in the development and delivery of drainage and civil engineering solutions from concept through to detailed design. Working closely with clients, stakeholders and internal teams, you will produce high-quality engineering designs and technical outputs while supporting the professional development of less experienced team members. Key responsibilities will include: Designing and delivering drainage and flood water management schemes for a range of infrastructure and development projects. Producing...
IR35 Status:
Unknown Status

CV-Library Winchester, Hampshire Contractor
CL
Aug 19, 2026  
Software Engineer
I am currently looking for Software Engineers on a contract basis to work near Fareham. Contract: 6 mths initially Rate: Dependant on experience (circa £80 Inside IR35) Clearance: Suitable candidates will ideally have Security Clearance Job Description We are seeking a Software Engineer to join our Air Traffic Management (ATM) team, contributing to the development of safety-critical distributed systems used in operational air traffic control environments. This role combines high-performance software engineering with the intensive use of AI-assisted development tools (e.g., Microsoft 365 Copilot, GitHub Copilot), enabling increased productivity, code quality, and automation across the software lifecycle. The ideal candidate will be passionate about engineering excellence, modern development practices, and the adoption of AI to enhance software development efficiency and quality. Responsibilities Design and develop software based on system and subsystem requirements...
IR35 Status:
Inside IR35

CV-Library Fareham, Hampshire Contractor
CL
Aug 22, 2026  
Embedded Software Engineer
On behalf of our global Aviation and defence client, we are seeing to recruit a Embedded Software Engineer on a 6 month contract. Role: Embedded Software Engineer Pay: Up to £60/hour via Umbrella (DOE) Contract: 6 Months Location: Portsmouth IR35 Status: In Scope Clearance: Valid SC held on Submission. Role Overview Our client has need for an Embedded Software Engineer due to increased demand for the work of the Advanced Developments Group (ADG). The ADG are a small team of highly innovative, enthusiastic engineers providing cutting edge technology solutions to our key customers. Role Responsibilities: Utilize your skills and knowledge to prototype innovative wireless solutions Primarily developing using C/C++ on embedded platforms Development of embedded software/firmware prototypes in an agile environment Further development of proven prototypes to a deployment standard Development of software in a real-time embedded environment using Linux. (e.g. Microblaze or RISC-V...
IR35 Status:
Inside IR35

CV-Library Portsmouth, Hampshire Contractor
CL
Aug 19, 2026  
Senior Embedded Software Engineer - Aerospace - Outside IR35
Senior Embedded Software Developer - Aerospace - Outside IR35 Contract, Hybrid (Gloucestershire) £depending on experience / expectations Aerospace, Embedded, ARM, Firmware, Software Leading aerospace company are seeking Senior Embedded Software Developer to support expanding project in controls and bare-metal engineering within cutting edge aerospace technologies. Experience: Circa 10+ years in the software development life cycle, including at least 5 years within aerospace (DO-178B/C) or another safety-critical domain. Skills * Proficiency in embedded C, bare-metal programming with microcontrollers, and familiarity with MISRA C standards. * Knowledge of software architecture, requirement analysis, requirement flow-down, and detail design. * Solid understanding of software testing methods. Desirable Skills * Knowledge of CAN, UART, SPI eand other communication protocols, * Working knowledge of ARM microcontrollers, and ability to read basic electronic...
IR35 Status:
Outside IR35

CV-Library Gloucester, Gloucestershire Contractor
CL
Aug 20, 2026  
Duty Technician | 12 months | up to £350 per day | Winchester
Job Title: Duty Technician Contract Length: 12 months Rate: £300 - £350 per Location: Winchester | On-site Shift Pattern: 12-hour shift pattern, 7am-7pm and 7pm-7am. Clearance: Eligible for BPSS and SC clearance | **5 years unbroken UK residency** The Duty Technician plays a crucial role in maintaining the smooth operation of our supply chain processes. This position requires a detail-oriented individual who can handle various tasks related to inventory management, equipment maintenance, and quality control. The ideal candidate should have strong technical skills and excellent problem-solving abilities. Important Notice: This role is a 12-hour shift pattern, 7am-7pm and 7pm-7am. The pattern will be 4 days on, and 4 days off. This role is not remote and the candidate will be required to be on-site at Hursley, Winchester for every shift. Role: To handle incoming technical support incidents, requests and changes. Management of personal call queue, ensuring calls are...
IR35 Status:
Unknown Status

CV-Library Winchester, Hampshire Contractor
CL
Aug 20, 2026  
CAD Technician
CAD Technician Location: Suffolk Duration of Position: Full-time (38h/week) fixed term annual contract About Us Risktec Solutions is an established, independent and specialist risk management consulting and training company, and is part of the TÜV Rheinland Group. We assist clients in major hazard industries including oil and gas, clean energy, nuclear and transportation, as well as commercial and public sectors, to manage health, safety, security, environmental and business risk. Our people are high calibre professionals, with a strong focus on meeting clients’ expectations. Job Summary We have a vacancy for a talented draughtsperson / Computer-Aided Design (CAD) Technician in either civil, mechanical, or electrical engineering, to join our Risktec/TUV team at our office in Great Yarmouth and Sizewell B Nuclear power station. As a CAD Technician you will have 2-3 + years’ experience and will have experience to transform work projects and engineering concepts into detailed 2D,...
IR35 Status:
Unknown Status

CV-Library NR30, Southtown, Norfolk Contractor
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