110 jobs found in Great Missenden

Copello Global are recruiting for a leading defence organisation in Buckinghamshire is seeking an experienced Buyer to support its Electronics and Electrical (E&E) procurement activities. This role will play a key part in ensuring the timely and cost-effective sourcing of complex components and systems, maintaining supply continuity, and supporting project delivery within a highly regulated environment on an initial 4 month contract. Key Responsibilities * Manage the end-to-end procurement of electronic and electrical components, assemblies, and systems in line with project and operational requirements. * Identify, select, and develop suppliers capable of meeting technical, quality, and cost expectations within defence-grade standards. * Execute RFQs, analyse bids, negotiate pricing, lead contract discussions, and place purchase orders. * Monitor supplier performance, delivery schedules, and adherence to specifications, addressing risks and implementing corrective...

Senior Hardware Engineer (Avionics) 6 month contract – Inside IR35 – 4 days p/week on site (Marlow) Role – We are seeking a hardware design engineer with broad experience across the field of electronics, and ideally a deep understanding of RF design, to join the avionics of our client based in Buckinghamshire. The individual will be able to work independently within their sphere of experience to develop, test and qualify a portfolio of aerospace products. The candidate should preferably have experience in the defence and aerospace domain and be able to support the complete lifecycle from requirements and concept, detailed design and through to production readiness. Key responsibilities – * Ownership of the derived hardware requirements for the products * Detailed design activities for electronics, including simulation, schematic design and support to PCB layout * Creation of technical documentation in line with system engineering process * Presentation at peer and...

Finance Data Specialist - Transformation Lead | S4 | Finance | Account | £750/day Inside IR35 | Contract | 12 Months |Slough | HYBRID working | Data | Governance | Our client is seeking a confident and experienced Finance Data Specialist with a good understanding of S4 / masterdata elements and ensuring data is structured to meet the varying needs of performance management, tax, regulatory etc. In your role you'll lead initiatives to simplify and standardise finance data models, rationalise master data structures, and embed governance frameworks that enable trusted, insight-driven decision-making. You will be independent and proactive in your work and an expert in finance data. Required Experience: Minimum 5+ years' experience in similar roles at a senior level Strong Accounting qualification (ACA, ACCA, CIMA Expertise of finance data strategy and governance, ideally with exposure to S/4HANA master data. Understanding of finance processes (e.g., Procure-to-Pay, Vendor Master...

Job Title: Salesforce Tech Lead Location: Windsor, UK (Hybrid – onsite once per week) Contract Length: 6 Months (View to extend) Start Date: 5 January 2026 Rate: £450/day (Inside IR35) Overview: We are seeking an experienced Salesforce Tech Lead to join a high-performing agile team supporting a major digital transformation programme. The ideal candidate will be both technically strong and able to guide and mentor team members while ensuring high-quality code delivery. Responsibilities: * Contribute to sprint planning, refinement, and scoping. * Support solution architects by breaking down complex technical requirements. * Ensure timely delivery of assigned tickets while meeting acceptance criteria. * Conduct technical spikes and research into emerging technologies. * Perform code reviews and uphold development standards. * Collaborate with cross-functional teams on API integrations. * Work closely with QA to troubleshoot and resolve issues. * Mentor junior...

Job Title: Insurance Specialist - SC Location: Green Park, Reading / Hybrid (2 days/week on site) Contract Duration: 12 Months Daily Rate: £31.79/hr (Umbrella) IR35 Status: Inside IR35 Security Clearance: SC Minimum Requirement: Experience with business assurance, business travel, public liability etc Strong stakeholder management Abilit to hit the ground running Could turn into a permanent opportunity MS Packages Advanced excel Sharepoint – Desirable Public or Private – providing the experience is there Foundation IN CII – Desirable Key Accountabilities: Timely handling of insurance enquiries. Timely processing of insurance claims (in collaboration with insurers). Developing and maintaining working relationships with key internal and external stakeholders. Maintaining and promoting high personal standards in environment, safety, health, security and quality and being a great team player. Key Responsibilities: Applying insurance expertise to correctly handle insurance...

Job Title: Technical Design Authority (BMC Helix) Location: Reading, UK (Hybrid, 2–3 days on-site) Contract Length: 6 months Rate: INSIDE IR35 - Open to market rates About the Role We are seeking an experienced Technical Design Authority (TDA) to lead end-to-end technical delivery for BMC Helix solutions within a complex enterprise environment. This position combines solution architecture, technical oversight, integration leadership, and delivery governance for large-scale ITSM programmes. You will ensure technical integrity across the full lifecycle—from design to deployment—while guiding teams, stakeholders, and third-party partners to deliver high-quality, secure, scalable solutions. Key Responsibilities * Define and validate architecture for BMC Helix modules including ITSM Suite, Digital Workplace, CMDB, and Smart IT. * Design secure, scalable, maintainable solutions using Helix Innovation Studio and Business Workflows. * Ensure alignment to ITIL best practices...

Job Title: SIEM Engineer Location: Wokingham/Hybrid (3 days per week on site) Duration: 3 months from the start Rate: £430 per day inside ir35 SC security clearance is required for this role We are looking for a highly skilled Security Engineer to support the deployment, configuration, and management of modern SIEM and EDR platforms. This role is ideal for someone with strong hands-on technical security expertise and a passion for threat detection, analysis, and automation. Key Responsibilities: Syslog experience and/or strong Linux skillsSIEM Deployment & Management Configure, deploy, and maintain SIEM platforms such as Microsoft Sentinel or Elastic SIEM. Build and optimise log ingestion pipelines.EDR Deployment & Management Manage and maintain tools including Tanium, Trellix, FireEye, Microsoft Defender, or Elastic EDR.Threat Detection & Analysis Monitor security logs and alerts. Investigate anomalies, understand attack patterns, and provide actionable...

Senior Quantity Surveyor - Rail based project! A Tier 2 Contractor are seeking an experienced Quantity Surveyor (QS) or Senior Quantity Surveyor (SQS) to manage the commercial delivery of key infrastructure packages for a major station project. This role requires multi-disciplinary expertise to handle complex mechanical, civil, and structural elements simultaneously. Rate: Competitive Day Rate (Limited, Negotiable) Contract: Freelance (Inside IR35 assumed) Location: Hybrid working between Euston Station (Site/Project Office) and Apsley, Hertfordshire. Work Pattern: Hybrid (3 days office/site, 2 days remote) Multi-Disciplinary Commercial Management: You will be responsible for the full commercial lifecycle of diverse, high-value packages, requiring meticulous control and contractual expertise across multiple disciplines: 1. Core Package Management & Control: Structures & Civils (Civil Engineering and Building): Taking commercial ownership of the substructure,...

Job Title:              Assistant Team Manager Child Protection  Contract Length:       Initial 3-month interim contract (potential of extension)  Location:         North-West, full-time  Pay rate:          £42.00/hr Inside IR35 via FCSA Accredited Umbrella  Your experience needed as the Assistant Team Manager – Child Protection, Children’s Social Care:   Experience of mentoring or managing staff within a statutory or voluntary organisation with children and young people; and offering leadership within that setting.  Experience of outcome focused interventions. Experience of prioritisation, care planning and service delivery.  Experience of contributing to a culture of continuous improvement. Experience of leading and embedding a culture of continuous improvement.  Understanding of financial and resource management. Experience of partnership working, consultation, engagement, and participation. Experience of service improvement at a management level.  I understand that this...

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...

World Class Defence Organisation based in Stevenage is currently looking to recruit a Safety Engineer Subcontractor on an initial 12 month contract.  (The role will be split of working Onsite and Working From Home).    Contract Duration: 12 Months (initially and then ongoing thereafter) Hourly Rate: £80ph (Umbrella) 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 2-3 days per week onsite and 2-3 days working from home. 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.   Safety Engineer Job Description: An opportunity has arisen for an engineer to exploit their safety engineering skills to influence the safety aspects of one of our technically complex products. While exploring the boundaries of best practice, this will involve...

Principal Thermal Engineer JOB LOCATION: Stevenage SECURITY CLEARANCE LEVEL: SC to Start DURATION: 12+ Months Minimum WORK PATTERN: 3 days min a week on site; depending on project workload it could be full time on site (Please assume full time onsite when talking to candidates). Overtime: Yes (Project dependant) PAY RATE: £ 50 Per Hour Umbrella Inside IR35 TARGET INDUSTRIES AND COMPANIES. Is Defence a must? If not what industries can be considered Defence would be beneficial; open to aero, electronics. As long as thermal skillset is apparent. ALTERNATIVE JOB TITLES IN OTHER COMPANIES OR INDUSTRIES (“Thermal Engineer” OR “Aerothermal Engineer” OR “Heat transfer Engineer”) Overview: The Mechanical Analysis Group are looking for a Principal Thermal Engineer to join its team in Stevenage. The group consists of over 30 engineers working across a wide spectrum of cutting-edge military systems. Working for an internationally recognised company, you will play a critical role...

Our client, a Defence and Aerospace supplier is looking for a Missile Mechanical Architect to join them on a contract basis at their site in Stevenage. Due to the nature of the role, applicants must hold the British nationality and be eligible to obtain SC Clearance ahead of starting. 6 month initial contract. Hybrid working, based in Stevenage. £60 p/h Umbrella, inside IR35.Responsibilities: 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...

Principal Thermal Engineer 12 month contract Based in Stevenage Offering £50ph Inside IR35 Do you have experience carrying out thermal analysis of electronics? Do you have experience with MATLAB/Simulink? Do you want to work with an industry-leading company? If your answer to these is yes, then this could be the role for you! As the Principal Thermal Engineer, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry. You will be involved in: Take ownership of delivering packages of thermal analysis work Provide mechanical analysis support to develop designs and deliver thermal performance evidence Deliver analysis evidence in clear reports with firm conclusion statements Participate in team meetings and design reviews Manage workload against time schedules and...

Job Title: Principal Thermal Engineer Location: Stevenage Pay Rate: Up to £50p/h Inside IR35 Contract Length: 12 Months - Likely To Extend Key Skills: Thermal Analysis, Finite Element Analysis (FEA), MATLAB / SIMULINK, Thermal Design Authority, Defence, Engineering Join Our Team as a Principal Thermal Engineer and Drive Thermal Design to New Heights! Are you a meticulous Principal Thermal Engineer with a passion for precision and excellence? Are you ready to play a pivotal role in ensuring top-tier standards in a well-established engineering organization? Look no further! We invite you to join our team in Stevenage and be a key driver of engineering excellence. About Us: As a distinguished leader in the engineering industry, we are dedicated to delivering innovative solutions and pioneering projects. Our commitment to excellence has earned us a strong reputation, and we're looking for a talented Thermal Engineer to contribute to our continued success. The Role: So, what...

Our client, an Aerospace and Defence supplier is looking for a Principal Thermal Engineer to join them on a contract basis at their site in Stevenage. Due to the nature of the role, applicants must hold the British nationality and be willing to obtain full SC Clearance ahead of starting. 12 month initial contract. Fully onsite in Stevenage. £50 p/h Umbrella, inside IR35.Responsibilities: Take ownership for delivering packages of thermal analysis work. Provide mechanical analysis support to develop designs and deliver thermal performance evidence. Deliver analysis evidence in clear reports with firm conclusion statements. Participate in team meetings and design reviews. Manage workload against time schedules and report progress regularly to stakeholders. Responsible for dealing and collaborating with project stakeholders (internal & external).Skillset/experience required: Degree qualified in a STEM subject. Proven ability to carry out thermal analysis through the application...

Location: Stevenage (onsite / shift patterns) Duration: 6 month initial contract Rate: £45ph UMB to £66ph UMB (Inside IR35) Due to the nature of the role, candidates must be eligible for UK Eyes Only Security Clearance. Role details: Our client, a leading defence company, are looking for a SOC Analyst to join their team in Stevenage. 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: This role 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. Effective Tier 1 to 2 alert triage of security events...

World Class Defence Organisation based in Stevenage, Hertfordshire is currently looking to recruit a Principal Thermal Engineer Subcontractor on an initial 12 month contract.   Hourly Rate: £50.00  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 likely be onsite 3 days per week. Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage onsite interview   Principal Thermal Engineer Job Description: The Mechanical Analysis Group are looking for a Principal Thermal Engineer to join its team in Stevenage. The group consists of over 30 engineers working across a wide spectrum of cutting-edge military systems. Working for an internationally recognised company, you will play a critical role in ensuring that products deliver the necessary performance against key...

Job Title: FPGA Design Engineer Location: Stevenage Pay Rate: Market Rate Competitive Inside IR35 Contract Length: 6 Months Key Skills: FPGA, VHDL, MATLAB / Simulink, Electronic Engineering, Electrical Engineering, Defence, Join Our Team as a FPGA Engineer and Drive Electronic Engineering to New Heights! Are you a meticulous FPGA Engineer with a passion for precision and excellence? Are you ready to play a pivotal role in ensuring top-tier standards in a well-established engineering organization? Look no further! We invite you to join our team in Stevenage and be a key driver of engineering excellence. About Us: As a distinguished leader in the engineering industry, we are dedicated to delivering innovative solutions and pioneering projects. Our commitment to excellence has earned us a strong reputation, and we're looking for a talented FPGA Engineer to contribute to our continued success. The Role: So, what will you be doing as a FPGA Design Engineer? Developing...

World Class Defence Organisation based in is currently looking to recruit 2x Tooling Design Engineer subcontractors.   This role would suit a Mechanical Design Engineer who has Tooling and Creo experience.  Previous experience of working in the defence or aerospace industry would be great.   Rate: £50.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Bolton or Stevenage – depending on your preference   Hybrid / Remote working: The role will be a mix of onsite and remote working 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   Tooling Design Engineer Job Description:   You will be part of a high performing team. You will be creating Tooling solutions on a wide variety of projects. This is a critical role collaborating with wider multi-disciplinary teams to understand...