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Contractor 192
Information Technology Berkhamsted

192 jobs found in Berkhamsted

CL
Apr 11, 2026  
Infrastructure Engineer
I am recruiting for an Infrastructure Engineer to be based on site in Stevenage. The role falls inside IR35 so you will be required to work through an umbrella company. You will have experience of both 2nd and 3rd Line Support. You will ensure that the IT systems provide a continuous service to all departments and associated stakeholder business. You must be able to support in closing tickets that are logged via the Service Desk. SCCM and packaging experience is required. Extensive experience managing server infrastructure in a complex, high-availability environment. Experience working with virtualisation technologies such as VMware or Hyper-V. Excellent technical knowledge of server operating systems (Windows Server, Linux) and virtualisation platforms. Strong understanding of networking principles, including TCP/IP, DNS, and DHCP, as they relate to server management. You will also be required to participate in the 24/7 IT on-call scheme in support of critical IT...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Mar 13, 2026  
Configuration Manager
Configuration Manager Stevenage 12 Month Initial Contract   Overview of department: Configuration Management is pivotal to success in developing and delivering engineered products to our customers and frontline users. Through the controlled application and compliance of processes, we give our programmes confidence and assurance in all products that we produce.   Description of the Role Experienced Configuration professional with an ability to provide technical support to the Configuration Management team. Your ability to build networks and foster strong relationships with the team to review, develop and deliver Configuration Management processes and procedures, as well as supporting and technically coaching project Configuration Managers to deliver technical excellence contributing towards the overall success of our business programmes.   What we’re looking for A proven track record of experience within engineering organisations or operational domains, with a strong technical...
IR35 Status:
Unknown Status

CV-Library Stevenage, UK Contractor
CL
Feb 25, 2026  
SAP Security Support Administrator
World Class Defence Organisation is currently looking to recruit a SAP Security Support Administrator Subcontractor on an initial 12 month contract. The role can be based from either the companies Stevenage or Bolton site, depending on your preference.  The role will be predominantly working from home.   Rate: £22.63ph (Umbrella) Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage or Bolton depending on your preference   Hybrid / Remote working: The role will be predominantly working from home… one day per week onsite.  Also, a condensed 4 day working week of Monday to Thursday is OK too. Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella)   SAP Security Support Administrator Job Description: The SAP Security Support Administrator plays a key role in supporting documentation, refinement and execution of General IT Controls...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Feb 11, 2026  
Electrical Systems Engineer / Architect
World Class Defence Organisation is currently looking to recruit an Electrical Systems Engineer / Architect 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 – 3 days per week onsite and 2 days remote.      Hourly Rate: £60 - £85 (Umbrella).      Contract Duration: 6 Months initially and then ongoing and long-term thereafter.   Missile Electronic Architect Job Description:   Electrical Architects/Engineers are involved in all aspects of missile development, from the early concept studies to series production and in-service support. It’s an excellent opportunity for someone wanting to build on their engineering experience. Responsibilities: You will be responsible for the electrical architecture and requirements for missiles and/or their associated launcher systems with duties including: Specifying/determining system electrical requirements interface definitions...
IR35 Status:
Unknown Status

CV-Library Stevenage, UK Contractor
CL
Feb 06, 2026  
Embedded Software V&V Engineer
World Class Defence Organisation is currently looking to recruit 5x Embedded Software V&V Engineer subcontractors on an initial 6 month contract.  Skills in C, C++ or ADA are beneficial.  A defence or aerospace industry background would also be great.   Rate: £70.00 per hour Location: Stevenage or Bristol, depending on your preference. 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 our users require when they...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Jan 17, 2026  
PERL Software Developer
World Class Defence Organisation is currently looking to recruit a remote PERL Software Engineer subcontractor on an initial 6 month contract. Job Title:  PERL Software Engineer Rate: £77 - £84 per hour Location: Stevenage Hybrid / Remote working: This role is a remote based role – with just 1 visit to the Stevenage site per month. 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) PERL Software Engineer Job Description: The Software department are looking for a software developer with experience in the PERL programming language. We require someone who can create and update text-based templates used in Technical Publications authoring and publishing tasks. Knowledge of the Technical Publications publishing process would be an advantage but not a requirement. Assistance in updating and in some cases,...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Dec 28, 2025  
Configuration Engineer
Configuration Engineer Stevenage – Hybrid Working 6 12 Month Plus Contract Working with a Globally known Manufacturing Company within the Defence industry. They are actively seeking a Configuration Engineer on a 6 - 12 month plus contract within the Stevenage area.   Responsibilities: The Senior Configuration Engineer is responsible for the Product definition and/or Configuration Management of a minor project or major parts of a project.  Skillset/experience required: Knowledge of Configuration Management and the application of these within and demanding yet professional engineering environment. The ability to build rapport with stakeholders as well as positively promote the Configuration Management group through supportive and pro-active approach with internal customers. Awareness of relevant internal and external customer requirements and standards. Reflection of engineering input, through the engineering change process, into the design definition / structure,...
IR35 Status:
Unknown Status

CV-Library Stevenage, UK Contractor
CL
Apr 12, 2026  
Senior Developer
Senior Developer Summer-Browning Associates is currently assisting our Central Government client, who is looking for a Senior Developer for an initial six-month assignment. Location: Milton Keynes Essential Skills: The ideal candidate will hold active SC Clearance and have a proven background in software engineering, demonstrating the following skills and experience: Proficiency in developing production-grade applications utilising Python. Experience in designing scalable backend services using Golang. Expertise in constructing enterprise-grade applications using C#/.NET. Competence in building RESTful APIs and managing microservices-based architectures. Strong familiarity with Git-based version control systems and CI/CD pipelines. Comprehensive understanding of Agile methodologies and security best practices. Familiarity with secure environments in the public sector or defence is highly advantageous. To apply, please submit your latest CV for review
IR35 Status:
Unknown Status

CV-Library Milton Keynes, Buckinghamshire Contractor
CL
Apr 08, 2026  
Technical Architect
Technical Architect / 6 Month Contract / Milton Keynes / Inside IR35 / £640 / Hybrid – 3 days onsite   An architect resource is required to support a major government body with the delivery and management of key national security capabilities. You will be working with customers, engineering and development teams to support the solution whilst providing key technical inputs and governance.   Essential Skills: Experience in relevant roles, including technologies in enterprise and virtual environments and of working within a secure environment Experience of server/operating system (Microsoft and Linux), network technologies, as a minimum Hybrid Cloud, Gateways, PKI, Email, VMware virtualisation platforms (including VCD, VSAN, and NSX), SASE architecture, Cisco Palo Alto Experience creating technical and architectural documents such as options assessments, low and high-level technical designs. DevSecOps experience in automation and improvement in development and release processes...
IR35 Status:
Inside IR35

CV-Library Milton Keynes, UK Contractor
CL
Apr 05, 2026  
Senior Technical Architect (Security)
Senior Technical Architect (Security) £550pd - £650pd DOE (Inside IR35/Umbrella) 6 Month Initial Contract Milton Keynes Hybrid - 3 days in office DV / SC Clearance ideally Are you a Technical Architect with experience of working in a secure enterprise environment? Are you DV or SC cleared? My central government client are looking for a Senior Technical Architect to support with the delivery and management of key security capabilities. You will support technical teams in delivery capabilities, providing 4th level oversight on technical issues. You will be responsible for the maintenance and development of high and low designs for product and carry out Impact assessment of functional, capability and security changes. The successful candidate will have experience of working in a secure environment. You will need experience of server/operating system (Microsoft and Linux), network technologies, as a minimum: - Hybrid Cloud - Gateways - PKI - Email - VMware virtualisation...
IR35 Status:
Inside IR35

CV-Library Milton Keynes, Buckinghamshire Contractor
CL
Apr 09, 2026  
Oracle Systems Admin Manager (IT - Digital Transformation)
Position: Oracle Systems Admin Manager Location: Hornton Street, W8 7NX Start Date: ASAP Contract Duration: 2+ Months Working Hours: 37 hours per week, Monday to Friday, 09:00–17:00 Pay Rate: £389.84 Per Day                                                                                           Job Reference: (phone number removed) Job Responsibilities Lead and manage Oracle systems administration activities within the IT Digital Transformation programme. Ensure system stability, performance, and security across all Oracle environments. Oversee deployment, upgrades, patches, and configuration changes for Oracle applications. Collaborate with IT teams and business stakeholders to support project delivery. Develop and maintain operational documentation, policies, and procedures. Provide guidance and mentoring to junior administrators and technical teams. Monitor system performance, identify issues, and implement solutions proactively. Manage vendor relationships...
IR35 Status:
Unknown Status

CV-Library Kensington, London Contractor
CL
Apr 10, 2026  
Senior Technical Program Manager
Job Title: Senior Technical Program Manager Contract: 6 Months Location: London (Hybrid - 3 days onsite) Overview We are working with a large, complex organisation undergoing a multi‑year digital and technology transformation across its supply chain and logistics landscape. They are seeking an experienced Senior Technical Program Manager to provide strategic leadership and hands‑on delivery across multiple high‑impact technical programmes. In this role, you will own the end‑to‑end lifecycle of sophisticated technical initiatives, from early concept through to successful delivery. You will act as a true partner to Product and Engineering leadership, balancing cross‑functional dependencies, driving alignment, and ensuring delivery remains smooth, efficient, and outcome‑focused. This is a senior, visible role requiring strong technical foresight, excellent stakeholder management, and the ability to operate confidently in a complex, fast‑moving environment. You will lead through...
IR35 Status:
Unknown Status

CV-Library West End, London Contractor
CL
Apr 12, 2026  
Test Analyst
We are looking for a Test Analyst with experience in SAP HCM and Finance modules, along with hands-on experience using testing tools such as Azure DevOps, JIRA, or similar platforms. Contract Duration: 3 to 4 months Experience: * Minimum of 5-7 years of experience as a Test Analyst, with a strong focus on SAP HCM & Finance . * Proven experience in designing and executing test plans and test cases for SAP HCM & Finance implementations. Technical Skills: * Proficiency in SAP configurations and processes. * Experience with testing tools such as Azure DevOps, JIRA, or similar. * Strong understanding of testing methodologies and best practices. Soft Skills: * Excellent analytical and problem-solving skills. * Strong communication and interpersonal skills. * Ability to work independently and as part of a team in a fast-paced environment. * Detail-oriented with a strong focus on quality. Preferred Qualifications: * ISTQB certification or...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 12, 2026  
Senior Ruby Developer
Contract Lead Ruby Developer– (UK Remote) 📍 100% Remote (EU-Based Candidates Only) ⏳ 12-Month Contract We are supporting a leading organisation in the insurance sector as they scale and modernise their cloud‑based core platform. They are looking for an experienced Senior Ruby Engineer to join on a 12‑month contract, working fully remotely from anywhere within the UK. 🔧 Role Overview You’ll be a senior member of an engineering squad building, enhancing, and optimising a modern cloud-native system used across a major insurance operation. This is a hands‑on development role where you’ll contribute to new features, performance improvements, integrations, and architectural evolution within a high‑performing engineering culture. 💡 What You’ll Be Working On Developing and maintaining backend services using Ruby / Ruby on Rails Building scalable, maintainable components within a cloud-native architecture Collaborating with product, cloud, and DevOps teams to deliver high‑impact...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 12, 2026  
Data Architect - NHS Foundry - Contract
Data Architect – NHS Foundry  - Contract  Contract | £550 per day | Hybrid (UK-based) Morela is supporting one of the UK’s fastest-growing data consultancies, delivering high-impact transformation projects across the public sector. We are looking for a Data Architect with NHS Foundry experience to join on a contract basis, working on complex, large-scale healthcare data programmes. The Role Design and architect scalable, end-to-end data solutions Lead on data integration, modelling, and platform design using Palantir Foundry (NHS Foundry) Work closely with stakeholders to translate business challenges into technical solutions Provide architectural guidance across data platforms, pipelines, and workflows Support delivery teams to ensure best practice and high-quality outcomes What We’re Looking For Proven experience as a Data Architect within complex environments Strong exposure to NHS Foundry / Palantir Foundry Deep understanding of data architecture, integration, and...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 12, 2026  
Salesforce Developer
Contract Salesforce Developer - Outside IR35 - Immediate Start 4-5 Month Contract | Remote with Occasional Onsite | £450-£550/day (Outside IR35) We're looking for an experienced Salesforce Developer to join a major digital transformation programme already well underway. This is a hands-on role focused on enhancements, integrations, and supporting the rollout of Phase 1 across Salesforce Cloud and Marketing Cloud. The ideal contractor thrives in fast-moving environments and can add value quickly with minimal hand holding. What You'll Be Working On Developing and enhancing custom functionality across Sales Cloud, Service Cloud, and Marketing Cloud Building and optimising Apex code, Lightning components, and integrations Supporting delivery of Phase 1 rollout, including new features, fixes, and performance improvements Working closely with product owners, architects, and internal technical teams Helping stabilise and extend an in-flight project where speed and quality both...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Apr 12, 2026  
Data Engineer (Azure)
Your new company Working for a renowned financial services organisation Your new role Seeking a Data Engineer to help design and maintain scalable batch and near‑real‑time ingestion pipelines, modernizing legacy ETL/ELT processes into Azure and Snowflake, and implementing best‑practice patterns such as CDC, incremental loading, schema evolution, and automated ingestion frameworks. They build cloud‑native solutions using Azure Data Factory/Synapse, Databricks/Spark, ADLS Gen2, and Snowflake capabilities including stages, file formats, COPY INTO, and Streams/Tasks to support raw‑to‑curated data modelling. The role involves creating reusable components and Python libraries to accelerate delivery across teams, enforcing data quality through validation, observability, and robust pipeline design, and ensuring strong security, governance, and documentation standards. Collaboration within agile workflows-including CI/CD, code reviews, and iterative planning-is also key to delivering...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 12, 2026  
Security Architect
Summer-Browning Associates is currently supporting our central government client, who is seeking a Security Architect. This position is for an initial 12-month contract assignment, with the possibility of extension. Location: London The ideal candidate will hold an active security clearance and have a strong background in Security Architecture, along with the following skills and experience: A solid understanding of High-Level Security Architecture (HLD) and a secure-by-design approach. Experience leading security architecture for large-scale cloud hosting (specifically Azure and GCP) in high-threat government Tier 2 secure environments. Extensive knowledge of security architecture, including identity management, device security, workstation protection, cloud hosting, collaboration tools, networking, cryptography, operations, and data governance. Strong understanding of secure DevOps practices, CI/CD controls, and Infrastructure as Code (IaC) hardening. Experience applying...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 12, 2026  
Oracle Fusion Security Architect
A Charity in London are currently seeking an Oracle Fusion Security Architect for a 3 month assignment. The role is paying around £575pd (inside IR35) You will be responsible for the security of Oracle Fusion applications and the integration with non-Oracle products and will ensure a sustainable security set up across all aspects of the programme. The Security Lead will be responsible for developing the Security strategy, ensuring that the solutions are secure and well governed, approved based on enterprise and applications level at industry standards. Duties and responsibilities: Develop and implement the Security strategies, plans, and procedures specifically for the implementation of the programme using applications including Oracle Fusion, as well as third party applications to ensure full end to security scrutiny. Lead and manage the testing plan and resources ensuring effective collaboration and communication and adherence to programme principles. Ensure all aspects of...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Apr 12, 2026  
Salesforce Tech Lead
Salesforce Tech Lead 6-Month contract - Inside IR35 - up to £630 per day London based - hybrid working - 2/3 days on site Must either have current NPPV3 or held previously Clearance NPPV3 clearance is required. Candidates must confirm whether they currently hold, or are willing to undergo, NPPV3 clearance, and provide confirmation of any current or previous SC clearance. Summary Salesforce Tech Lead / Lead Developer with 5+ years' experience delivering complex, production‑quality Salesforce solutions across the full development lifecycle, from discovery and design through build, test, deployment, and live support. Ideally experienced in public sector delivery, operating within structured governance, assurance, and security constraints, and comfortable working within Agile delivery models. A strong communicator and engineering leader, capable of engaging effectively with technical and non‑technical stakeholders, translating business requirements into clear technical...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
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