19 mechanical engineer jobs found in London

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...

Data Lead/Engineer (Microsoft Stack / Fabric)Inside IR35 | £450 - £500 per day | Remote with occasional travel 3 Months initially | Start ASAP Your New RoleWe are recruiting a Data Lead to play a key role in a major data transformation programme. This is a hands‑on, delivery‑driven role where you'll lead the technical build and uplift of the organisation's Microsoft data estate.You will not be writing strategy - instead, you'll be the technical lead who executes the strategy, driving engineering excellence across Microsoft Fabric, Databricks, Azure Data Services and Power BI. What You'll Be Doing Leading the engineering delivery of a modern Microsoft data platform, centred on Microsoft Fabric (Pipelines, Dataflows Gen2, Lakehouse, Notebooks). Building, optimising and maintaining ELT/ETL pipelines across Fabric, Azure Data Factory and Databricks. Delivering high‑quality datasets across the medallion architecture (Bronze / Silver / Gold). Developing scalable models and Power BI...

Location: London(remote role) Job type: 6 Months contract with possible extension Active SC Clearance is required.(Mandatory) We are seeking a high-caliber Azure Architect to lead complex infrastructure transformations. In this role, you won't just design solutions; you will govern the technical strategy, mentor a dedicated team of engineers, and bridge the gap between deep technical Linux administration and high-level Azure cloud architecture. Key Responsibilities Cloud Strategy & Assessment: Lead end-to-end On-prem/Public Cloud assessments using Azure Migrate. You will be responsible for understanding customer landscapes and designing robust Azure Landing Zones. Architectural Leadership: Develop High-Level (HLD) and Low-Level Design (LLD) documents, including comprehensive target architecture diagrams and Bill of Materials (BoM). Migration Execution: Drive large-scale migrations of Linux-based workloads to Azure, ensuring solutions align with TCO (Total Cost of...

Interim Head Of Data & Digital Architecture3-6-Month Contract | Inside IR35 | £600-£800 per dayRemote First with Occasional National TravelStart: ASAP Your New OrganisationA large, national, mission‑driven organisation is undergoing significant digital, data and technology modernisation. To maintain momentum during a period of transition, they are seeking an Interim Head of Data & Digital Architecture to provide technical leadership, delivery assurance and stability across their data and digital transformation portfolio.This is an ideal role for an experienced interim who can quickly embed, guide teams, and take ownership of critical data and architecture workstreams - without needing to operate at full, permanent Director-level scope. Your New RoleReporting to senior technology leadership, you will lead and oversee the organisation's data and architecture functions, ensuring consistent design governance, secure delivery, and progress across complex, multi-team...

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...

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...

Data Engineer (Pharma Background Essential) £550 per day - INSIDE IR35 6 Months Hybrid - 1 day per week in London Role Purpose We are currently looking for a Data Engineer to be responsible for designing, building and maintaining our clients data pipelines and platform infrastructure on Microsoft Fabric. Operating within a consulting model, this role deploys across engagements of varying scope and duration, delivering production-grade data solutions that meet client requirements. Required Skills and Experience Expereince of working within the pharma/lifesciences sector. Demonstrable experience building data pipelines in production environments. Proficiency with Microsoft Fabric, including Data Factory, lakehouses, warehouses, notebooks and semantic models. Strong skills in PySpark, Spark SQL and T-SQL for data transformation. Experience with medallion architecture or equivalent layered data processing patterns. Working knowledge of OneLake, delta tables and Fabric capacity...

OverviewWe're looking for a hands‑on Technical Delivery Manager to lead end‑to‑end delivery of a key technology product or platform. This role combines delivery ownership, product leadership, and technical credibility. You'll work closely with developers, analysts, and senior business stakeholders, taking full accountability for outcomes and team performance. Details: Location - London Duration - Initial 6 months Hybrid - 2 days / week in the office Key Responsibilities Own delivery from inception through build, release, and BAU. Prioritise and maintain the product backlog and roadmap. Work directly with developers and challenge technical decisions where needed. Understand system design, data flows, APIs, and CI/CD processes. Provide clear, structured updates to senior stakeholders. Lead and line‑manage a team of software engineers. Ensure operational readiness, incident oversight, and continuous improvement. Experience & Skills Proven experience delivering complex...

C++ Engineer Certain Advantage are hiring for a C++ Engineer based in London. This role is on an initial contract till the end of the year and is hybrid. The company We’re working with an organisation that operates globally, helping power homes, transport, and industries with the energy they depend on every day. The role: Implement solutions using the provided exchange SDKs in different languages such as C++, Rust, Python, Typescript Write software that communicates with exchanges through their APIs, receiving market data and sending orders over the network in different protocols, such as FIX, Websocket or HTTP requests Optimize exchange communication through kernel bypass, optimizing TLS or the connection handling to an exchange Implement trading algorithms based on requirements provided by traders and quants Acquire and develop the necessary trading knowledge to successfully translate the requirements into actual software implementation Continuously improve the...

Senior Backend Engineer (Platform & Cloud) Location: London (Hybrid) Contract: 6–12 months Rate: Negotiable (DOE) We’re working with a global enterprise organisation that is expanding a centralised engineering function supporting multiple product teams across an international portfolio. They’re looking for a Senior Backend Engineer to join a core platform team responsible for building shared services, libraries, and cloud-based functionality used across a wide range of internal products. This is a highly collaborative role, working directly with senior engineers and technical leaders across multiple time zones, helping shape the foundations of how teams build, scale, and reuse backend capability. The Role You’ll be part of a central engineering group building common functionality for distributed product teams. Early work will focus on: Abstracting existing codebases into shared Python libraries Developing data-driven solutions using PySpark and DataFrames Building and...

Solution Architect/ Lead Engineer – GCP Data Platforms & DevEx Lead Location: London - Hybrid  Day rate: up to £700 per day inside IR35 We’re seeking a hands-on Senior Lead Engineer to design and deliver high-volume financial data pipelines on Google Cloud Platform (GCP). This is a pivotal role bridging complex data architecture and high-velocity engineering, ensuring our platforms remain secure, observable, and robust. What You’ll Do Lead technical architecture and hands-on engineering across batch data pipelines (BigQuery, Dataproc, Cloud Storage) Own Developer Experience (DevEx): automate environments, refine CI/CD pipelines, and reduce friction for engineering teams Build and optimize CI/CD pipelines using GitHub Actions Implement Infrastructure-as-Code (Terraform) for secure, scalable cloud environments Integrate database change management tools like Liquibase into automated pipelines Apply DevSecOps best practices across the lifecycle: static analysis, dependency...

NET Software Engineer - 12 month FTC An opportunity to join a major transformation programme, building modern, scalable solutions and contributing to a data‑driven technology landscape. Role Overview Working within an agile engineering squad, you will develop new features, build integrations, and support cloud‑based platforms using the latest Microsoft technologies. The role includes feature development, system integrations, and contributing to CI/CD, monitoring, and security improvements. Key Responsibilities Design, develop and maintain reliable .NET solutions (primarily C#). Build features for both internal and external users. Develop integrations across internal systems, third‑party tools, and Azure services. Create and maintain CI/CD pipelines (Azure DevOps). Participate in agile ceremonies and collaborate in code reviews. Analyse integration needs and propose technical solutions. Troubleshoot, optimise performance, and resolve critical issues. Share knowledge with peers and...

Advanced Digital Systems & Storage Engineer (Band 5) Location: Hertfordshire (On-site) Sector: NHS Contract: Temporary (ASAP – April 2026) Hours: Monday–Friday, 9:00am–5:00pm (37.5 hours per week) We’re supporting a large and highly regarded NHS Trust in Hertfordshire to recruit an Advanced Digital Systems & Storage Engineer to join their Digital Infrastructure team on a temporary basis. This is an excellent opportunity to play a key role in supporting critical healthcare systems within a complex, high-availability environment—where your work will directly contribute to frontline patient care. The Role As a senior technical specialist within the Digital team, you’ll provide 2nd and 3rd line support across a broad range of infrastructure services, ensuring systems remain secure, resilient, and fully operational. You’ll act as a key escalation point, working closely with internal IT teams and external suppliers to resolve issues, maintain performance, and support...

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...

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...

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...

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,...

Senior Manager, Software Engineering Location: Farnborough (On‑Site) Industry: Aerospace / High‑Altitude Platforms / Safety‑Critical Systems Contract: 6 Month inside IR35 Rate: £52ph Lead the software engineering function behind next‑generation, high‑altitude aerospace technology. I'm recruiting on behalf of an innovative aerospace organisation developing world‑leading, solar‑powered, high‑altitude platforms designed for ultra‑long‑endurance flight. Operating above 60,000 ft, these platforms enable mission‑critical applications including direct‑to‑device connectivity, high‑resolution Earth observation, environmental monitoring and global‑scale humanitarian operations. This is a rare opportunity to step into a high‑impact leadership position within a rapidly growing and genuinely pioneering engineering environment. The Role: Senior Manager, Software Engineering As the Senior Manager for Software Engineering, you will lead an expanding team responsible for the full software...

Software Engineering Manager Certain Advantage is hiring for a Software Engineering Manager based in the Farnborough area. This role is on a contract basis and is site-based. The Company We’re working with a Manufacturing business that operates in the Aerospace sector. They design, manufacture and deliver industry-leading commercial aircraft, and a separate Space and Defence division. Does this sound like your next career move? If you’re ambitious to grow, this may be your next role? The Role: This role is for a Software Engineering Manager—someone ambitious and ready to make an impact. You’ll be results-oriented and driven to succeed. You’ll be working in a small, experienced, and collaborative team, and be responsible for: Lead the day-to-day activities of the software team Plan, design, develop, verify, and integrate the software for the high-altitude, long-endurance Zephyr aircraft. Acting as the technical authority for software, ensuring compliance with safety, performance,...