35 senior platform engineer jobs found

The Ministry of Defence (MOD) is a central government department with a mission to protect our country and provide the ultimate guarantee of its security and independence, as well as helping to protect its values and interests abroad.   The MOD is one of the biggest public procurement organisations in Europe and the single largest customer for UK industry. It currently manages approximately £20 billion of spend on capital investments in equipment and infrastructure every year. Over the next decade the MOD is committed to spending over £190 billion on equipment and support. The MOD's customers include both the armed forces and national security agencies, and it has a diverse range of requirements, including military fighting vehicles, education services, nuclear submarines and facilities management.   The MOD's aim is to provide its armed forces with the best capabilities to enable them to protect the UK's security and advance national interests,...

  Senior TypeScript Engineer (Node.js, AWS Serverless), FinTech Location: London, Manchester, Leeds, Edinburgh or Bristol (flexible hybrid) Rate: £600 per day. Inside IR35 Duration: 6 months About Codurance We 're a software craftsmanship consultancy. We build software for clients, and we care about doing it properly: clean code, solid testing, sensible architecture, and teams that keep learning. Our engineers work embedded with client teams, so you get variety, real ownership, and the backing of a wider community of craftspeople who 'll challenge you and help you grow. The role We 're looking for a senior contract engineer to work on a financial platform where correctness actually matters. You 'll design, build, and run TypeScript and Node.js services on AWS serverless infrastructure. You 'll work in a small, cross-functional team alongside product, operations, and customer-facing colleagues, and you 'll be the person people go to when they 're...

  Senior TypeScript Engineer (Node.js, AWS Serverless), FinTech Location: London, Manchester, Leeds, Edinburgh or Bristol (flexible hybrid) Rate: £600 per day. Inside IR35 Duration: 6 months About Codurance We 're a software craftsmanship consultancy. We build software for clients, and we care about doing it properly: clean code, solid testing, sensible architecture, and teams that keep learning. Our engineers work embedded with client teams, so you get variety, real ownership, and the backing of a wider community of craftspeople who 'll challenge you and help you grow. The role We 're looking for a senior contract engineer to work on a financial platform where correctness actually matters. You 'll design, build, and run TypeScript and Node.js services on AWS serverless infrastructure. You 'll work in a small, cross-functional team alongside product, operations, and customer-facing colleagues, and you 'll be the person people go to when they 're...

  Senior TypeScript Engineer (Node.js, AWS Serverless), FinTech Location: London, Manchester, Leeds, Edinburgh or Bristol (flexible hybrid) Rate: £600 per day. Inside IR35 Duration: 6 months About Codurance We 're a software craftsmanship consultancy. We build software for clients, and we care about doing it properly: clean code, solid testing, sensible architecture, and teams that keep learning. Our engineers work embedded with client teams, so you get variety, real ownership, and the backing of a wider community of craftspeople who 'll challenge you and help you grow. The role We 're looking for a senior contract engineer to work on a financial platform where correctness actually matters. You 'll design, build, and run TypeScript and Node.js services on AWS serverless infrastructure. You 'll work in a small, cross-functional team alongside product, operations, and customer-facing colleagues, and you 'll be the person people go to when they 're...

  Senior TypeScript Engineer (Node.js, AWS Serverless), FinTech Location: London, Manchester, Leeds, Edinburgh or Bristol (flexible hybrid) Rate: £600 per day. Inside IR35 Duration: 6 months About Codurance We 're a software craftsmanship consultancy. We build software for clients, and we care about doing it properly: clean code, solid testing, sensible architecture, and teams that keep learning. Our engineers work embedded with client teams, so you get variety, real ownership, and the backing of a wider community of craftspeople who 'll challenge you and help you grow. The role We 're looking for a senior contract engineer to work on a financial platform where correctness actually matters. You 'll design, build, and run TypeScript and Node.js services on AWS serverless infrastructure. You 'll work in a small, cross-functional team alongside product, operations, and customer-facing colleagues, and you 'll be the person people go to when they 're...

  Senior TypeScript Engineer (Node.js, AWS Serverless), FinTech Location: London, Manchester, Leeds, Edinburgh or Bristol (flexible hybrid) Rate: £600 per day. Inside IR35 Duration: 6 months About Codurance We 're a software craftsmanship consultancy. We build software for clients, and we care about doing it properly: clean code, solid testing, sensible architecture, and teams that keep learning. Our engineers work embedded with client teams, so you get variety, real ownership, and the backing of a wider community of craftspeople who 'll challenge you and help you grow. The role We 're looking for a senior contract engineer to work on a financial platform where correctness actually matters. You 'll design, build, and run TypeScript and Node.js services on AWS serverless infrastructure. You 'll work in a small, cross-functional team alongside product, operations, and customer-facing colleagues, and you 'll be the person people go to when they 're...

An active SC Clearance is an essential requirement for this role, as a minimum you  must  be willing & eligible to undergo checks. (Please note, due to the exceptional requirements of this position (short-term nature of this role and speed at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active security clearance.)    Team Galaxy owns and runs the shared platform services that engineering teams across DWP Digital depend on to build and ship software, including GitLab, GitHub Enterprise, Nexus, vulnerability management, and the build and deploy infrastructure.   Objectives  Keep Team Galaxy 's core platforms reliable, secure, and well-maintained so that engineering teams across DWP Digital can deliver software without interruption. Automate and improve platform operations to reduce toil, lower the risk of incidents, and raise the standard of...

Job Title: MS AD / Entra ID Engineer - Microsoft Authenticator (MFA) Role type: Contractor (6 months) Department: Authentication/MFA & Directory Services - CIO Location: London (Hybrid) Company overview Nomura is a financial services group with an integrated global network. By connecting markets East & West, we service the needs of individuals, institutions, corporates and governments through our four business divisions: Wealth Management, Investment Management, Wholesale (Global Markets and Investment Banking) and Banking. Driven by the insights of some 28,000 people worldwide, we put our clients at the center of everything we do, delivering unparalleled access to, from and within Asia. For further information about Nomura, visit www.nomura.com Overview: We are seeking an experienced Microsoft Active Directory / Entra ID Engineer to join Authentication and Directory Services Engineering function. The position focuses on designing and delivering...

Job Title: MS AD / Entra ID Engineer - Active Directory Role type: Contractor (6 months) Department: Authentication/MFA & Directory Services - CIO Location: London (Hybrid) Company overview Nomura is a financial services group with an integrated global network. By connecting markets East & West, we service the needs of individuals, institutions, corporates and governments through our four business divisions: Wealth Management, Investment Management, Wholesale (Global Markets and Investment Banking) and Banking. Driven by the insights of some 28,000 people worldwide, we put our clients at the center of everything we do, delivering unparalleled access to, from and within Asia. For further information about Nomura, visit www.nomura.com Overview: We are seeking an experienced Microsoft Active Directory / Entra ID Engineer to join Authentication and Directory Services Engineering function. The position focuses on designing and delivering enterprise-scale...

Role: Senior Applied AI Engineer (Private Sector Contractor) Rate: £700–£900 per day, dependent on experience Location: Hybrid: 2 days a week on site at Harwell, Oxfordshire; remainder remote (UK-based) Engagement: Contract, outside IR35: initial [6]-month term with strong likelihood of extension Start: Immediate Start   A note from the Founders   Oxford Dynamics is at an inflection point. We build frontier AI for environments where the cost of a wrong decision is high: defence and national security, critical infrastructure, and commercial organisations making high-stakes decisions on complex data. We are growing fast, and the constraint on how fast is no longer ideas or opportunity. It is whether the systems we ship are good enough for the people who stake decisions on them. That is where you come in. We need engineers who can build the systems this mission depends on, and build them to a standard that holds...

Role description Role Senior Data Engineer Sheffield, UK 6 Months contract Rate: 65 GBP per hour inside IR35     Experience 7 to 11     Responsibilities Design build and maintain largescale data pipelines and ETL workflows across enterprise datasets Ingest provision and manage raw enriched and curated data assets for analytics platforms Improve reliability scalability and realtime data ingestion capabilities Support and enhance cloudbased data ingestion infrastructure and platform services Acquire transport clean transform and integrate data from internal and external sources Perform exploratory data analysis and onboard new data sources Develop automated data engineering workflows and optimize data processing pipelines Manage data modelling data warehousing data integration and data cataloguing activities Support realtime analytics and streaming data platforms Contribute to cloud...

An active SC Clearance is an essential requirement for this role, as a minimum you must be willing & eligible to undergo checks. (Please note, due to the exceptional requirements of this position (short-term nature of this role and speed at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active security clearance.)    Team Galaxy owns and runs the shared platform services that engineering teams across DWP Digital depend on to build and ship software, including GitLab, GitHub Enterprise, Nexus, vulnerability management, and the build and deploy infrastructure.   Objectives  Keep Team Galaxy 's core platforms reliable, secure, and well-maintained so that engineering teams across DWP Digital can deliver software without interruption. Automate and improve platform operations to reduce toil, lower the risk of incidents, and raise the standard of delivery across...

The Synergy Programme is a large-scale transformation programme consisting of four Government departments, MOJ (Ministry of Justice), DWP (Department for Work and Pensions), DEFRA (Department for Environment, Food and Rural Affairs) and HO (Home Office). They will come together to replace their current back-office systems and introduce new ways of working for 220,000 civil servants combined. High-quality, accurate data is fundamental to ensuring a successful transition and enabling effective business processes, reporting and operations within the new ERP platform. The Data Engineer will play a critical role in supporting the MoJ contribution to the Synergy Programme by providing the technical capability required to extract, transform, manage and prepare source data for analysis. This role directly supports key programme priorities, including data quality improvement and data migration readiness.   As a  Senior Data Engineer, your main responsibilities will...

Role: Senior Applied AI Engineer (Private Sector Contractor) Rate: £700–£900 per day, dependent on experience Location: Hybrid: 2 days a week on site at Harwell, Oxfordshire; remainder remote (UK-based) Engagement: Contract, outside IR35: initial [6]-month term with strong likelihood of extension Start: Immediate Start   A note from the Founders   Oxford Dynamics is at an inflection point. We build frontier AI for environments where the cost of a wrong decision is high: defence and national security, critical infrastructure, and commercial organisations making high-stakes decisions on complex data. We are growing fast, and the constraint on how fast is no longer ideas or opportunity. It is whether the systems we ship are good enough for the people who stake decisions on them. That is where you come in. We need engineers who can build the systems this mission depends on, and build them to a standard that holds...

Senior Full Stack Developer - C#/Azure/Kafka Internal Title: Software Engineering Senior Consultant Location: London, UK (Hybrid - typically 1-2 days per week in office/client site) Contract: 6-month rolling contract Rate: £600-650 per day, Outside IR35 Start: ASAP About Appvia Appvia is a specialist cloud, platform, and solutions engineering consultancy, helping organisations modernise software systems, improve developer productivity, and adopt cloud-native practices that enable long-term, sustainable delivery. Our software engineering capability focuses on modern application development, cloud-native architecture, event-driven systems, and improving delivery outcomes through better engineering practices. We work across complex, high-impact environments in both the public and private sector, delivering solutions where quality, scalability, reliability, and security are critical. About the Role We’re looking for a Senior Full...

Role description Role Senior Data Engineer Sheffield, UK 6 Months contract Rate: 65 GBP per hour inside IR35     Experience 7 to 11     Responsibilities Design build and maintain largescale data pipelines and ETL workflows across enterprise datasets Ingest provision and manage raw enriched and curated data assets for analytics platforms Improve reliability scalability and realtime data ingestion capabilities Support and enhance cloudbased data ingestion infrastructure and platform services Acquire transport clean transform and integrate data from internal and external sources Perform exploratory data analysis and onboard new data sources Develop automated data engineering workflows and optimize data processing pipelines Manage data modelling data warehousing data integration and data cataloguing activities Support realtime analytics and streaming data platforms Contribute to cloud...

World Wide Technology (WWT), a 36-year-old global technology integrator and IT solutions provider. Through our culture of innovation, we inspire, build, and deliver business results from idea to outcome. World Wide Technology Holding has an opportunity for a Network Engineer who can own design, automation and lifecycle management of global core network infrastructure. The ideal candidate brings deep Cisco IOS-XR and NSO automation expertise, with a track record leading large-scale network migrations, software upgrades, and hardware refresh programmes across a complex global estate. This is a contract Role & Inside IR35 Network Engineer Contract Duration: 6 months Location: Hybrid, 2 days onsite per week  Key Responsibilities Develop and maintain Cisco NSO automation, service models, and workflows. Lead migration and transformation across Cisco 8000, ASR 9000, and NCS platforms. Design and support large-scale WAN, MAN, and Optical...

Job Title: Google Workspace Technical Consultant Location: London, United Kingdom Work Mode: Hybrid (2 Days a week on client site) Experience: 3+ Years Employment Type: Contract – Minimum 9 Months Client: UK Based (TBC) Vertical: Energy & Utilities Start Date: October 2026   Role Overview: Owision is seeking an experienced Google Workspace Technical Consultant to support the design, implementation, migration, configuration, optimisation, and ongoing enhancement of enterprise Google Workspace environments. The successful candidate will provide hands-on technical expertise across the Google Workspace ecosystem, working closely with business stakeholders, technical teams, security functions, project management, and third-party suppliers. The role will require a strong understanding of enterprise collaboration platforms, identity and access management, security, data migration, integration, and administration....

We are seeking a hands-on Senior Technical Architect to design and lead end-to-end integration solutions across modern enterprise systems, cloud platforms, and supply chain logistics. Respobsibilities: Drive end-to-end technical architecture and hands-on delivery using .NET Core, C#, MS SQL, and Azure Cloud. Architect and integrate advanced AI/ML capabilities, including generative AI and predictive analytics, to optimize operational workflows. Design robust, event-driven integration patterns and APIs that seamlessly connect ERP, E-commerce, and 3PL/WMS platforms. Author high-quality architectural documentation, including SDDs, TDDs, BRDs, and detailed data flow specifications. Translate executive-level business objectives into clear technical roadmaps while guiding engineering teams through code reviews and sprint planning. Expertise: Deep expertise in .NET Core, C#, MS SQL Server, RESTful APIs, and Azure Cloud architecture. Hands-on experience with Azure...

The Ministry of Defence (MOD) is a central government department with a mission to protect our country and provide the ultimate guarantee of its security and independence, as well as helping to protect its values and interests abroad.   The MOD is one of the biggest public procurement organisations in Europe and the single largest customer for UK industry. It currently manages approximately £20 billion of spend on capital investments in equipment and infrastructure every year. Over the next decade the MOD is committed to spending over £190 billion on equipment and support. The MOD's customers include both the armed forces and national security agencies, and it has a diverse range of requirements, including military fighting vehicles, education services, nuclear submarines and facilities management.   The MOD's aim is to provide its armed forces with the best capabilities to enable them to protect the UK's security and advance national interests,...