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Contractor 12
Information Technology c software engineer

12 c software engineer jobs found

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 23, 2026  
DevOps Engineer
DevOps Engineer * 6-month contract * Remote Working * Outside IR35 * Market Rates (c£425 per day) The Opportunity: Our client is supporting a major UK Government Agency on the delivery and operation of critical cloud-based digital services and is looking to appoint an experienced DevOps Engineer to join an established engineering team. This is an excellent opportunity to work within a modern AWS cloud environment, supporting the deployment, monitoring and continuous improvement of live services used across a high-profile government programme. The successful candidate will be a hands-on DevOps Engineer with strong AWS expertise, excellent troubleshooting skills and experience supporting production environments. You'll work closely with software engineers, architects and client stakeholders to ensure services remain secure, resilient and highly available. Skills and Experience: Essential * Proven commercial experience as a DevOps Engineer, Cloud Engineer or...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Aug 23, 2026  
Senior DevOps Engineer
Senior DevOps Engineer * 6-month contract * Remote Working * Outside IR35 * Market Rates (c£500 to £525 per day) The Opportunity: Our client is supporting a major UK Government Agency on the delivery and operation of critical cloud-based digital services and is looking to appoint an experienced DevOps Engineer to join an established engineering team. This is an excellent opportunity to work within a modern AWS cloud environment, supporting the deployment, monitoring and continuous improvement of live services used across a high-profile government programme. The successful candidate will be a hands-on DevOps Engineer with strong AWS expertise, excellent troubleshooting skills and experience supporting production environments. You'll work closely with software engineers, architects and client stakeholders to ensure services remain secure, resilient and highly available. Skills and Experience: Essential * Proven commercial experience as a DevOps Engineer, Cloud...
IR35 Status:
Outside IR35

CV-Library United Kingdom 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 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 21, 2026  
C# / .NET Core / MVC / ASP.NET Developer
C# / .NET Core / MVC / ASP.NET Developer – Contractor  Location: Office Based, Manchester, M32 0FP Hours: Full Time – 6 Month Contract Salary: £45,000 per annum pro rata Crystal Ball is a Multi-Award-Winning vehicle tracking and lone worker service provider based in modern offices in Old Trafford. All solutions are developed by our talented in-house software development team. We are a successful financially sound business and are looking to grow the business in a high growth market. Our growing customer base extends across all business verticals serving small, medium and enterprise businesses as well as local government, throughout the entire UK.  The Crystal Ball system comprises of mobile phone / tablet client software (all major platforms) as well as scalable server-side architecture (C# / .NET Core / MVC / ASP.Net / SQL Server) and is developed and maintained entirely in-house and we are looking to grow this development team further. An employment opportunity has arisen...
IR35 Status:
Unknown Status

CV-Library Manchester, 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
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 19, 2026  
Automotive Software Architect and Toolchain Engineer
Engagement Type: Contract (Outside IR35) To support their expanding vehicle programs and next-generation product roadmap, our client is seeking a skilled Software Tools & Architecture Engineer on a contract basis. In this pivotal role, you will define, standardise, and enhance the client's end-to-end software development ecosystem. You will bridge the gap between embedded software platforms, model-based control environments, automated toolchains, and hardware verification platforms. You will be responsible for defining robust, scalable software architectures and introducing modern process automation, CI/CD pipelines, and toolchains aligned with ASPICE principles, Key Responsibilities Architectural Definition & Governance: Define, document, and maintain the end-to-end software architecture across embedded platforms, OS layers (RTOS/AUTOSAR), middleware, applications, and verification environments for electric drive systems. Ecosystem & Toolchain Automation:...
IR35 Status:
Outside IR35

CV-Library Norwich, Norfolk Contractor
CL
Aug 19, 2026  
Lead Software Engineer
Our client requires an experienced Lead Software Engineer to deliver end-to-end software solutions for advanced electric drive systems. The supplier will lead the architecture, development, and technical delivery of robust, scalable embedded software across BSW and Application layers to support high-performance electric drive technologies from initial concept through to validation and production release. Key Deliverables & Scope of Services The Consultancy/Contractor will be responsible for producing the following project outcomes: Software Architecture & Design: Define, architect, and document scalable embedded software architectures aligned with system and product requirements for electric drive controllers (motor control, charging, DC-DC control, and diagnostics). Embedded Development: Write, review, and deliver high-quality embedded C code using model-based design, autocode generation, and manual coding techniques in accordance with MISRA C and ASPICE standards....
IR35 Status:
Unknown Status

CV-Library Norwich, Norfolk Contractor
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