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Inside IR35 Contractor lead software engineer

17 lead software engineer jobs found

CL
Sep 09, 2026  
Lead Software Engineer
Lead Software Engineer - Contractor inside IR35 📍 Remote (UK) | 🔐 BPSS Required | 🏛️ Public Sector Experience Essential | 6 month contract (liklihood of extension) - inside IR35 🌟 About Amber Labs Amber Labs is a leading UK and European technology consultancy delivering secure, user-centred digital services for government and public sector organisations. We foster a culture of collaboration, autonomy, and continuous learning, giving our teams the opportunity to solve complex challenges using modern technologies while delivering meaningful outcomes for citizens. 💻 About the Role We're looking for an experienced Lead Software Engineer to provide technical leadership across major public sector programmes. This is a hands-on role where you'll lead engineering teams, shape technical direction, mentor developers, and help deliver secure, scalable, and accessible digital services. You'll work closely with multidisciplinary teams to drive engineering excellence and ensure solutions...
IR35 Status:
Inside IR35

CV-Library Manchester, Greater Manchester Contractor
CL
Sep 09, 2026  
Lead Software Engineer
Lead Software Engineer - Contractor inside IR35 📍 Remote (UK) | 🔐 BPSS Required | 🏛️ Public Sector Experience Essential | 6 month contract (liklihood of extension) - inside IR35 🌟 About Amber Labs Amber Labs is a leading UK and European technology consultancy delivering secure, user-centred digital services for government and public sector organisations. We foster a culture of collaboration, autonomy, and continuous learning, giving our teams the opportunity to solve complex challenges using modern technologies while delivering meaningful outcomes for citizens. 💻 About the Role We're looking for an experienced Lead Software Engineer to provide technical leadership across major public sector programmes. This is a hands-on role where you'll lead engineering teams, shape technical direction, mentor developers, and help deliver secure, scalable, and accessible digital services. You'll work closely with multidisciplinary teams to drive engineering excellence and ensure solutions...
IR35 Status:
Inside IR35

CV-Library Newcastle upon Tyne, Tyne & Wear Contractor
CL
Sep 09, 2026  
Lead Software Engineer
Lead Software Engineer - Contractor inside IR35 📍 Remote (UK) | 🔐 BPSS Required | 🏛️ Public Sector Experience Essential | 6 month contract (liklihood of extension) - inside IR35 🌟 About Amber Labs Amber Labs is a leading UK and European technology consultancy delivering secure, user-centred digital services for government and public sector organisations. We foster a culture of collaboration, autonomy, and continuous learning, giving our teams the opportunity to solve complex challenges using modern technologies while delivering meaningful outcomes for citizens. 💻 About the Role We're looking for an experienced Lead Software Engineer to provide technical leadership across major public sector programmes. This is a hands-on role where you'll lead engineering teams, shape technical direction, mentor developers, and help deliver secure, scalable, and accessible digital services. You'll work closely with multidisciplinary teams to drive engineering excellence and ensure solutions...
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
Sep 09, 2026  
Lead Software Engineer
Lead Software Engineer - Contractor inside IR35 📍 Remote (UK) | 🔐 BPSS Required | 🏛️ Public Sector Experience Essential | 6 month contract (liklihood of extension) - inside IR35 🌟 About Amber Labs Amber Labs is a leading UK and European technology consultancy delivering secure, user-centred digital services for government and public sector organisations. We foster a culture of collaboration, autonomy, and continuous learning, giving our teams the opportunity to solve complex challenges using modern technologies while delivering meaningful outcomes for citizens. 💻 About the Role We're looking for an experienced Lead Software Engineer to provide technical leadership across major public sector programmes. This is a hands-on role where you'll lead engineering teams, shape technical direction, mentor developers, and help deliver secure, scalable, and accessible digital services. You'll work closely with multidisciplinary teams to drive engineering excellence and ensure solutions...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 10, 2026  
DevOps Consultant - DV Cleared
DevOps Consultant +9 months + +DV cleared +Hybrid 2 days a week on site in Corsham +Inside IR35 +£650 - £700 a day Key Skills: + Terraform + DV Clearance We're looking for an experienced DevOps Consultant to join a high-profile UK Government programme, designing and delivering secure DevOps platforms within highly secure, air-gapped environments. This is an opportunity to play a key role in shaping the DevOps capability that underpins critical national infrastructure, working with modern tooling and providing technical leadership across architecture, automation and platform assurance. The Role You'll lead the design, implementation and ongoing assurance of secure DevOps tooling, ensuring solutions meet stringent security and accreditation standards while enabling efficient software delivery in disconnected environments. Key Responsibilities Architect and implement secure DevOps platforms using GitLab, Jira, Confluence and Ansible Design integrated CI/CD solutions...
IR35 Status:
Inside IR35

CV-Library Corsham, Wiltshire Contractor
CL
Sep 06, 2026  
Feature Integration Engineer
Feature Integration Engineer - (phone number removed) - £35.94/hr umbrella rate Do you have a strong understanding of software/feature integration and systems engineering principles relevant to an automotive or similar environment? Step into a high-impact contract opportunity as a Feature Integration Engineer and help shape software features for real-world vehicle programmes. This role sits right at the intersection of software integration and systems engineering, giving you the chance to coordinate across stakeholders, drive clarity in feature delivery, and gain real momentum as features move from definition through to deployment readiness. What You Will Do:  - Own the oversight of software feature content for a specific vehicle programme, ensuring it is clearly defined, delivered, and signed off to target as a Feature Integration Engineer. - Align the customer experience offering across key stakeholders, including Marketing, Programme Management, and Vehicle teams, ensuring...
IR35 Status:
Inside IR35

CV-Library Gaydon, Warwick CV35, UK Contractor
CL
Sep 06, 2026  
Senior/Lead Data Engineer | London | Contract | Inside IR35
Senior / Lead Data Engineer – Contract - Inside IR35 📍 London – Hybrid, 3 days onsite 📅 Initial 6 months 💷 Inside IR35 I’m looking for a seriously hands-on Senior/Lead Data Engineer to join a major UK organisation undertaking significant investment across its Data & AI estate. The key word here is hands-on. We’re not looking for someone who has progressed into overseeing engineering from a distance. You’ll be actively building, modernising and optimising data workloads within a large-scale, complex environment. What we’re looking for: Strong Spark / PySpark engineering Large-scale data pipeline development & modernisation Python and strong software engineering fundamentals Performance, scalability & workload optimisation Cloud data engineering – ideally AWS CI/CD and modern engineering practices Experience working across complex, enterprise-scale data environmentsThere’s also a particularly interesting AI engineering angle. We want someone who knows how to use AI...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 06, 2026  
Electronics Design Engineer
World Class Defence Organisation based in Stevenage (the role can be a split of working Onsite and Working From Home) is currently looking to recruit a number of Electronics Design Engineer subcontractors on an initial 12 month contract.    Electronic Design Engineers with excellent skills in Analogue Design or Digital Design or Power Design or FPGA are sought after.    Job Title: Electronics Design Engineer Rate: £58 per hour Overtime Rate: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Location: Stevenage Hybrid / Remote working: This role will involve some remote working opportunities Contract: 37 Hours per week Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella)   Electronics Design Engineer Job Description: The Electronic Engineering function is a friendly and supportive environment. Within the function, you will be working with other engineers who have a collective wealth of...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Sep 05, 2026  
Senior Civil Engineer
Senior Civil Engineer Location: London (Hybrid - 2 days per week in the office) Rate: £45-£55 per hour Contract Length: 6 months IR35 Status: Inside IR35 Are you a Senior Civil Engineer looking for your next contract opportunity? We're working with a leading multidisciplinary engineering and design organisation that is looking to strengthen its London team with an experienced Senior Civil Engineer. This is an excellent opportunity to work on technically challenging projects across sectors including data centres, healthcare and commercial developments. You will take responsibility for the development and coordination of civil engineering designs, working closely with other engineering and design disciplines throughout the project lifecycle. The position offers hybrid working, with two days per week required in the London office. The role will suit an experienced engineer who is comfortable taking ownership of civil design packages, coordinating with multidisciplinary teams...
IR35 Status:
Inside IR35

CV-Library City of London, London, UK Contractor
CL
Sep 05, 2026  
Senior Mechanical Design Engineer
Senior Mechanical Design Engineer Duration: 6 months Rate: £70 per hour inside IR35 via Umbrella Location: Amesbury Hybrid (travel to Farnborough/ Malvern required ad hoc) SC Clearance/ eligibility required Role Purpose Being a go-to individual within the Allocated Design Team & surrounding SME's, the Senior Engineer - Mechanical Designer's Main role will be leading the delivery of Mechanical Design solutions and taking ownership of delivery on complex tasks, requiring high integrity engineering and managing complex, unusual tasks involving significant challenges. They will explore and test the problem space thoroughly, guiding others in generating their own hardware solutions and be prepared to lead and co-ordinate the reviews and testing of these ideas at design reviews and group critiques to delight customers. The company support numerous Domains, such as Aircraft Modification, Land Platforms Development & Autonomy and Ship design. Each Team will have unique...
IR35 Status:
Inside IR35

CV-Library Amesbury, Wiltshire Contractor
CL
Sep 05, 2026  
Systems Engineer
We're looking for talented Systems Engineers to support a major defence engineering programme focused on complex, software intensive systems and advanced platform integration. If you thrive in high integrity environments and enjoy solving multi-faceted technical challenges, this contract offers a compelling opportunity. Location Ampthill, Bedfordshire On-site presence required Contract Details Duration: 12 months Hours: 37.5 per week Working Pattern: 4?day week (Mon-Thurs) with flexible arrangements Rate: Competitive per hour (Inside IR35) Clearance: BPSS to start; SC required later Eligibility: Sole UK nationals only (due to programme requirements) Role Overview You'll join a growing engineering function supporting multiple business areas, including platform systems and special projects. These roles are driven by increased demand across complex system integration activities, including work on next generation turreted systems and other mission critical capabilities. You'll...
IR35 Status:
Inside IR35

CV-Library Ampthill, Bedfordshire Contractor
CL
Sep 04, 2026  
Lead Firmware Engineer
Lead Firmware Engineer Basildon 6-Month Contract Paying up to £88p/h (Inside IR35) Key Responsibilities Firmware requirements capture and management. FPGA design and analysis. Production of documentation for other engineers and evidence for design reviews. Development of FPGA test andFPGA integrationplans. Performsystem integrationwork with PCB designers and embedded software engineers. Support all firmware designs through the company firmware process - training will be given. Modification of existing firmware designs and test benches. Making technical decisions and mitigating technical risk forFirmware designactivities. Essential Skills & Experience Using FPGA technologies especially from either Xilinx, Microsemi (Actel) or Lattice and their tools. Advancedverification techniquesusing eitherVHDLorSystem Verilog/ UVM. Specifying complex timing and area constraints for efficient FPGA place and route. Ability to analyse system-level requirements and derive detailed...
IR35 Status:
Inside IR35

CV-Library Basildon, Essex Contractor
CL
Sep 04, 2026  
Systems Engineer
On behalf of our client, we are seeking to recruit a Systems Engineer on an initial 6 -month contract. As the Systems Engineer will join a team who is responsible for the satellite communication solutions which include antenna equipment and management software. In this role you will Support the Systems Engineering process, culture, competency and discipline, on day-to-day business activities, enabled by adequate Methods & Tools (M&T) products and services. Role: Systems Engineer Pay: £60 per day Via Umbrella Location: Portsmouth Contract: Monday- Friday, 37 Hours per week, 6 Months contract IR35 Status: Inside Security Clearance: Security Clearance required on submission, UK eyes only Essential Responsibilities Identify the stakeholder for the solution to be developed and capture their needs and expectations. Identify boundary of the solution to be developed. Elicit and validate requirements whilst considering the complete system lifecycle. Design and define...
IR35 Status:
Inside IR35

CV-Library Portsmouth, Hampshire Contractor
CL
Sep 09, 2026  
Test Manager - SC Cleared
Test Manager + 6 months + + Hybrid in Portsmouth + Inside IR35 + £60 - £66 ph + SC Cleared role Test Manager You will be leading the overall test definition aspects of the project to which you are assigned. You will be accountable for defining the test approach to meet the Customer requirements and managing the team to deliver against this approach. You will be training other engineers and leading by example. We need a highly experienced professional to produce the test artefacts that will be entered into the bid submission and who can then lead the Test & Verification on the delivery of the project, defining and then conducting, or overseeing, all test and verification activities on the project to cost, time and quality targets in line with the Business Management System. This includes the definition of the IVV Strategy to deliver the capability, for example, of satellite segment, control segment, ground segment, facilities segment and support systems...
IR35 Status:
Inside IR35

CV-Library Portsmouth, Hampshire Contractor
CL
Sep 05, 2026  
Quality Engineer
Quality Engineer Rate: £420 £470 Clearance Required: BPSS Duration: 6 months Location: Telford - 2 days onsite per week IR35 Status: Inside Job Description: Quality Engineers are the custodians of quality within the scrum team, who implement the Core Modernisation Test Strategy and Project Test Approaches defined by the QA and QA Service Leads. They embody the Quality Engineering approach: Ensuring quality is a full team responsibility across all test levels Governing and supporting the whole team to follow best practice Achieving the appropriate level of test coverage throughout the test lifecycle Enabling the use of automated tools to 'shift left' quality assurance and reduce risk - shortening the feedback loop for proving features Ensure applications are built to be tested via automation. Supports manual testing when all automation avenues have been exhausted. Main roles and responsibilities include: Designing and implementing test solutions and the automation to...
IR35 Status:
Inside IR35

CV-Library Telford, Shropshire Contractor
CL
Sep 05, 2026  
RF Engineer
Our client has an opportunity for a RF Engineer to join them on a contract basis for 6 months with possible extension. You will be designing complex, real-time simulations that surround real hardware. Role: RF Engineer Location: Stevenage, 4 days onsite per week Hours: 37 per week Hourly Rate: £65-£75 per hour via Umbrella, inside IR35 Clearance: BPSS required before starting, full SC to follow What you'll be doing: As a HWIL RF engineer, you will be responsible for designing and developing and maintaining new and existing RF equipment and working with multi-disciplinary teams to combine RF, electronics engineering and software development to produce new capabilities that enable the HWIL team to run new simulations. You will be able to adapt to new engineering situations and be comfortable in abstracting detail in order to understand the simulation and missile's behaviour What you'll be doing: Broad engineering experience with deeper experience in some of the following...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Sep 05, 2026  
Senior Quality Inspector x 4
Senior Quality Inspector x 4 Our client, a renowned aerospace manufacturer based in Kidderminster, is expanding its Quality team and is looking to recruit 4 Senior Quality Inspectors. This is a fantastic opportunity to join a cutting-edge organisation working on highly engineered aerospace products where quality, precision, and innovation are at the heart of everything they do. Senior Quality Inspector Responsibilities Senior Quality Inspector will inspect parts and assemblies against engineering drawings, specifications, and process requirements. Conduct in-process and final inspections across multiple projects. Generate, collate, and maintain First Article Inspection Reports (FAIRs) using Visual FAIR. Raise and support the investigation of non-conformances and quality issues. Operate, program, and troubleshoot CMM equipment as required. Carry out manual inspections using precision measuring equipment including micrometres, height gauges, and shadowgraphs. Approve rework and...
IR35 Status:
Inside IR35

CV-Library Kidderminster, Worcestershire Contractor
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