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26 senior technical architect jobs found

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senior technical architect Greater London
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Outside Spy
Mar 13, 2026
Duration not stated
D365BC Functional Lead/Architect at Akkodis, London, £Contract Rate
Outside Spy London, UK
D365BC Functional Lead/Architect - 6 months - Outside IR35 - 500p/d An established end-user organisation is delivering a Microsoft Dynamics 365 Business Central (BC) implementation and requires a senior Functional Lead/Solution Architect to own solution design, configuration and delivery across core finance and operational workstreams. This is a hands on role, bridging business stakeholders and the SI, ensuring the system is fit-for-purpose and aligned to operational goals. Key Responsibilities: Lead functional design across D365 BC implementation Own end-to-end configuration, build, testing and deployment of new solutions and fixes Act as internal solution authority across Finance and Projects Translate business requirements into scalable BC designs Oversee UAT, manage defects and support go-live readiness Provide governance across P2P, R2R, OTC and Projects (Jobs module) Partner with technical resources on integrations and data migration Develop...
Outside Spy
Mar 12, 2026
Duration not stated
Snowflake Architect at TechNET IT Recruitment Ltd, London Area, £500 per day
£500 per day
Outside Spy Remote (London Area, United Kingdom)
Contract Snowflake Architect Location: Remote / UK Rate: £500 per day (Outside IR35) Contract Length: 12 months Client: Global Consultancy (End Client: Media Industry) We are working with a global consultancy supporting a major media industry client who are undertaking a large-scale data platform transformation. As part of this programme, they are migrating their existing Google Cloud Platform (GCP) data environment to Snowflake and require an experienced Snowflake Architect to help design and deliver the new architecture. This is a 12-month contract engagement paying £500 per day Outside IR35, offering the opportunity to work on a high-profile data transformation programme within a fast-paced media environment. Key Responsibilities Lead the architecture and design of Snowflake-based data platforms Support the migration of existing GCP data workloads into Snowflake Define best practices for data modelling, performance optimisation and governance...
Outside Spy
Mar 12, 2026
Duration not stated
D365BC Functional Lead/Architect at Akkodis, London, £Contract Rate
Outside Spy London, UK
D365BC Functional Lead/Architect - 6 months - Outside IR35 - 500p/d An established end-user organisation is delivering a Microsoft Dynamics 365 Business Central (BC) implementation and requires a senior Functional Lead/Solution Architect to own solution design, configuration and delivery across core finance and operational workstreams. This is a hands on role, bridging business stakeholders and the SI, ensuring the system is fit-for-purpose and aligned to operational goals. Key Responsibilities: Lead functional design across D365 BC implementation Own end-to-end configuration, build, testing and deployment of new solutions and fixes Act as internal solution authority across Finance and Projects Translate business requirements into scalable BC designs Oversee UAT, manage defects and support go-live readiness Provide governance across P2P, R2R, OTC and Projects (Jobs module) Partner with technical resources on integrations and data migration Develop...
Outside Spy
Mar 12, 2026
6 Months or more
Enterprise Architect - MHHS at Talent Smart Limited, London, 6 Months, £800 per day
£800 per day
Outside Spy London, UK
We are seeking an experienced Enterprise Architect to play a key role in the delivery and evolution of Market-wide Half-Hourly Settlement (MHHS) capabilities. This role will shape the enterprise architecture strategy, ensuring systems, platforms, and data architectures align with regulatory requirements, industry standards, and long-term organisational goals. Working closely with business leaders, programme teams, and technology stakeholders, the Enterprise Architect will provide architectural leadership across the MHHS programme, enabling scalable, secure, and future-ready solutions within the energy market ecosystem. Key Responsibilities Define and maintain the enterprise architecture strategy and roadmap supporting MHHS delivery. Ensure architectural alignment across business, data, application, and technology domains. Provide governance and oversight of solution architectures across MHHS initiatives. Collaborate with programme leadership to ensure...
Outside Spy
Mar 12, 2026
up to 6 Months
Contract Data Project Manager | 3 months | Fully Remote | Outside IR35 | £450-£520 at Opus Recruitment Solutions Ltd, London, 3 Months, £450-£520 per day
£450 - £520 per day
Outside Spy Remote (London, UK)
Contract Data Project Manager | 3 months | Fully Remote | Outside IR35 | £450-£520 per day I'm supporting a client undertaking a major data migration from multiple Legacy systems into a new CRM (Salesforce). They need a contract Data Project Manager who can step in immediately, bring structure, and drive delivery at pace. This role requires someone confident managing complex data workstreams, experienced in CRM migrations, and able to add value almost immediately. Role Purpose The Data Project Manager will be responsible for planning, coordinating, and delivering the data sync process between existing systems and the migration of Legacy data from the current CRM platform into Salesforce. The role ensures data quality, integrity, compliance, and business continuity throughout the migration life cycle, working closely with IT, business stakeholders, vendors, and regulatory teams. You'll be working with a team of around 7-8 people across data, engineering, CRM, and business...
Outside Spy
Mar 11, 2026
Duration not stated
D365BC Functional Lead/Architect at Akkodis, London, £Contract Rate
Outside Spy London, UK
D365BC Functional Lead/Architect - 6 months - Outside IR35 - 500p/d An established end-user organisation is delivering a Microsoft Dynamics 365 Business Central (BC) implementation and requires a senior Functional Lead/Solution Architect to own solution design, configuration and delivery across core finance and operational workstreams. This is a hands on role, bridging business stakeholders and the SI, ensuring the system is fit-for-purpose and aligned to operational goals. Key Responsibilities: Lead functional design across D365 BC implementation Own end-to-end configuration, build, testing and deployment of new solutions and fixes Act as internal solution authority across Finance and Projects Translate business requirements into scalable BC designs Oversee UAT, manage defects and support go-live readiness Provide governance across P2P, R2R, OTC and Projects (Jobs module) Partner with technical resources on integrations and data migration Develop...
Outside Spy
Mar 10, 2026
Duration not stated
D365BC Functional Lead/Architect at Akkodis, London, £Contract Rate
Outside Spy London, UK
D365BC Functional Lead/Architect - 6 months - Outside IR35 - 500p/d An established end-user organisation is delivering a Microsoft Dynamics 365 Business Central (BC) implementation and requires a senior Functional Lead/Solution Architect to own solution design, configuration and delivery across core finance and operational workstreams. This is a hands on role, bridging business stakeholders and the SI, ensuring the system is fit-for-purpose and aligned to operational goals. Key Responsibilities: Lead functional design across D365 BC implementation Own end-to-end configuration, build, testing and deployment of new solutions and fixes Act as internal solution authority across Finance and Projects Translate business requirements into scalable BC designs Oversee UAT, manage defects and support go-live readiness Provide governance across P2P, R2R, OTC and Projects (Jobs module) Partner with technical resources on integrations and data migration Develop...
Outside Spy
Mar 09, 2026
Duration not stated
Senior Data Engineer (GCP) at AGIT Consultancy, London Area, £Contract Rate
Outside Spy London Area, United Kingdom
Job Ref :- 843 | Senior Data Engineer (GCP) ( Hybrid | GCP Hybrid | Outside IR35) Apply via LinkedIn or Email your CV to:- HR@AGITCONSULTANCY.CO.UK About the Role We are looking for an experienced Senior Data Engineer to lead the design, development, and optimisation of our cloud-based data infrastructure. This role will take technical ownership of key data engineering initiatives, mentor junior team members, and ensure the security, scalability, and reliability of our data platform. Working closely with engineering, analytics, and security stakeholders, you will play a critical role in enabling data-driven decision-making across the business. Key Duties, Responsibilities & Accountabilities Data Architecture & Engineering Leadership Lead the design and implementation of robust, secure, and scalable data pipelines using ELT/ETL patterns. Develop and promote best practices around modular pipeline design, orchestration, and data transformations....
Outside Spy
Mar 06, 2026
Duration not stated
Application Developer at Computappoint, City Of London, £570 per day
£570 per day
Outside Spy City Of London, England, United Kingdom
Application Developer - (PostrgreSQL / Python) Bullet Points London - 1 or 2 days per week onsite - City of London 6 months contract £570 per day - Outside IR35 Full Job Description - Senior Application Developer London – Hybrid working (1 – 2 day per week office visit required) 6 months contract - £570 per day – Outside IR35 About the Role We are looking for a Senior Application Developer to design and build a robust PostgreSQL-based data platform that will underpin our investment reporting, risk analytics, regulatory disclosures and performance measurement. This is a genuinely high-impact, greenfield opportunity. You will have real ownership of the platform design and lead the migration away from Databricks and Excel-driven processes — leaving a lasting mark on infrastructure that sits at the heart of our investment operations. What You’ll Be Doing You will lead the design and build of a scalable, secure PostgreSQL data platform to...
Outside Spy
Mar 06, 2026
6 Months or more
Data Engineer at Computappoint, London, 6 Months, £570 per day
£570 per day
Outside Spy London, UK
London - 1 or 2 days per week onsite - City of London 6 months contract £570 per day - Outside IR35 Senior Application Developer London - Hybrid working (1 - 2 day per week office visit required) 6 months contract - £570 per day - Outside IR35 About the Role We are looking for a Senior Application Developer to design and build a robust PostgreSQL-based data platform that will underpin our investment reporting, risk analytics, regulatory disclosures and performance measurement. This is a genuinely high-impact, greenfield opportunity. You will have real ownership of the platform design and lead the migration away from Databricks and Excel-driven processes - leaving a lasting mark on infrastructure that sits at the heart of our investment operations. What You'll Be Doing You will lead the design and build of a scalable, secure PostgreSQL data platform to support: Portfolio holdings and valuations Performance and attribution reporting Risk analytics...
Outside Spy
Mar 06, 2026
up to 6 Months
5G Solution Architect - 3 Days Per Week - Outside IR35 at Fuel Recruitment, London, 3 Months, c£700 per day
£700 per day
Outside Spy London, UK
Seeking an experienced Private 5G Solution Architect to provide technical assurance support for a Private 5G deployment programme. The engagement will focus on reviewing and validating the end-to-end solution architecture delivered by the implementation partner, ensuring that the solution design is technically robust and aligned with operational requirements. The role will provide independent technical oversight across the programme, supporting programme governance and providing clear technical feedback to senior stakeholders. The deployment includes both indoor and outdoor operational environments. Candidates must demonstrate: Experience designing or reviewing end-to-end Private/Public 5G solutions Strong understanding of 5G architecture and telecom infrastructure Knowledge of radio access networks (RAN) and private mobile networks Experience reviewing high level and low-level telecom designs Understanding of edge computing and datacentre integration...
Outside Spy
Mar 05, 2026
Duration not stated
D365BC Functional Lead/Architect at Akkodis, London, £Contract Rate
Outside Spy London, UK
D365BC Functional Lead/Architect - 6 months - Outside IR35 - 500p/d An established end-user organisation is delivering a Microsoft Dynamics 365 Business Central (BC) implementation and requires a senior Functional Lead/Solution Architect to own solution design, configuration and delivery across core finance and operational workstreams. This is a hands on role, bridging business stakeholders and the SI, ensuring the system is fit-for-purpose and aligned to operational goals. Key Responsibilities: Lead functional design across D365 BC implementation Own end-to-end configuration, build, testing and deployment of new solutions and fixes Act as internal solution authority across Finance and Projects Translate business requirements into scalable BC designs Oversee UAT, manage defects and support go-live readiness Provide governance across P2P, R2R, OTC and Projects (Jobs module) Partner with technical resources on integrations and data migration Develop...
Outside Spy
Mar 04, 2026
Duration not stated
D365BC Functional Lead/Architect at Akkodis, London, £Contract Rate
Outside Spy London, UK
D365BC Functional Lead/Architect - 6 months - Outside IR35 - 500p/d An established end-user organisation is delivering a Microsoft Dynamics 365 Business Central (BC) implementation and requires a senior Functional Lead/Solution Architect to own solution design, configuration and delivery across core finance and operational workstreams. This is a hands on role, bridging business stakeholders and the SI, ensuring the system is fit-for-purpose and aligned to operational goals. Key Responsibilities: Lead functional design across D365 BC implementation Own end-to-end configuration, build, testing and deployment of new solutions and fixes Act as internal solution authority across Finance and Projects Translate business requirements into scalable BC designs Oversee UAT, manage defects and support go-live readiness Provide governance across P2P, R2R, OTC and Projects (Jobs module) Partner with technical resources on integrations and data migration Develop...
Outside Spy
Mar 04, 2026
Duration not stated
Senior Azure Platform Engineer at Contracts IT Recruitment Consulting Ltd, London, £Competitive Rate
Outside Spy London, UK
We are seeking a Senior Azure Platform Engineer to support the delivery of a critical, Internet-facing cloud platform within a regulated legal services environment. The organisation is standing up a secure, scalable Azure-based platform to support consumer-facing workflow operations. This is a delivery-critical programme with tight timelines, requiring an experienced engineer who can bridge the gap between architectural design and hands-on implementation. You will work closely with the internal Cloud Centre of Excellence (CCoE), project delivery teams, and technical architects to implement secure, automated, production-grade Azure infrastructure while foundational cloud capabilities continue to mature. This is a highly hands-on role requiring strong Azure platform engineering expertise, Infrastructure-as-Code automation, and security-first thinking. Project Context Delivery of a new Azure-hosted platform supporting regulated, consumer-facing operations...
Outside Spy
Mar 04, 2026
6 Months or more
Tech Lead/Solutions Architect - London - Actively SC Cleared - AWS at Tecknuovo Ltd, London, 6 Months, £600 per day
£600 per day
Outside Spy London, UK
Tecknuovo is a deliberately different digital consultancy, delivering secure, modern solutions while upskilling client teams to ensure zero long-term dependency. We are seeking an actively SC Cleared Tech Lead/Solutions Architect (SFIA 6) to support a strategically important government-sector data modernisation programme , focused on establishing an AWS-native Data Landing Zone (DLZ) and leading the prototype-to-production delivery of a Legacy data migration .You will provide technical leadership, architectural direction, and help embed product-led, scalable delivery practices, ensuring high-quality engineering, strong DevOps automation, and smooth knowledge transfer into internal client teams. Essential Skills: Proven experience designing and implementing cloud-native architectures , ideally using AWS. Strong background leading technical delivery across multi-disciplinary engineering teams . Experience architecting and delivering data ingestion, storage,...
Outside Spy
Mar 04, 2026
Duration not stated
Principal Platform Architect - Public Sector SC/DV Clearance at eFinancialCareers, London, £Competitive Rate
Outside Spy London, UK
£110,000 to 140,000 GBP Bonus Remote WORKING Type: Permanent Job Title: Principal Platform Architect - Public Sector (SC/DV Clearance) Location: UK-wide (Remote) Salary: £110-140,000 + bonus (DOE) About the Role: We are hiring multiple Principal Platform Architects to lead the delivery of cloud platforms and solutions for complex public sector programmes. This is a fully remote UK role - no relocation or sponsorship available. As a Principal Platform Architect, you will provide technical leadership across multi-disciplinary agile teams, shaping cloud platform strategy and architecture, delivering high-impact solutions, and mentoring engineers to drive technical excellence. You will build strong relationships with senior stakeholders and influence technology adoption across programmes. Key Responsibilities: Lead delivery of large-scale cloud transformation programmes Make architectural and technical...
Outside Spy
Mar 03, 2026
Duration not stated
Senior Full-Stack Software Engineer (AI/ML Specialist) at Careerwise, London Area, £500 per day
£500 per day
Outside Spy London Area, United Kingdom
Senior Full-Stack Software Engineer (AI/ML Specialist) Contract role, 12 months duration Rate- £500/day Outside ir35, fully work from Home The role is with one of our Global Clients looking for a Senior Full-Stack Software Engineer with deep expertise in AI-powered application development to join their team. This is a senior individual contributor role with opportunities to work on complex, high-impact AI projects across Azure cloud Infrastructure, and AI/ML platforms. Responsibilities: - Design and build scalable, enterprise-grade full-stack multi-agent , agentic AI applications using modern frameworks including Python, Next.js, TypeScript and Node.js. Architect and integrate AI/ML capabilities including RAG pipelines, AI agent orchestration, and LLM-powered features using OpenAI, Azure OpenAI, and LangChain/LangGraph Lead technical design decisions across API design, microservices architectures, translating complex business requirements into clean,...
Outside Spy
Mar 03, 2026
Duration not stated
Principal Platform Architect - Public Sector SC/DV Clearance at eFinancialCareers, London, £Competitive Rate
Outside Spy London, UK
£110,000 to 140,000 GBP Bonus Remote WORKING Type: Permanent Job Title: Principal Platform Architect - Public Sector (SC/DV Clearance) Location: UK-wide (Remote) Salary: £110-140,000 + bonus (DOE) About the Role: We are hiring multiple Principal Platform Architects to lead the delivery of cloud platforms and solutions for complex public sector programmes. This is a fully remote UK role - no relocation or sponsorship available. As a Principal Platform Architect, you will provide technical leadership across multi-disciplinary agile teams, shaping cloud platform strategy and architecture, delivering high-impact solutions, and mentoring engineers to drive technical excellence. You will build strong relationships with senior stakeholders and influence technology adoption across programmes. Key Responsibilities: Lead delivery of large-scale cloud transformation programmes Make architectural and technical...
Outside Spy
Mar 11, 2026
Duration not stated
Application Architect at Tate, London, £650 to £700 per Day
£650 - £700 per day
Outside Spy London, UK
Application Architect - Contract Location: London (2-3 days per week on-site) Contract: 6 month Rate: £650 - £700 per day A leading international professional services organisation is seeking an experienced Applications Architect to support the selection, design, and global rollout of enterprise-grade applications across a complex, distributed environment. This role requires strong architectural capability across Microsoft 365, Azure, SaaS/COTS platforms, and enterprise integrations. You'll work embedded within the Strategy & Architecture function, supporting governance, design assurance, and technical leadership across multiple ongoing initiatives. Key Responsibilities: Act as the technical lead for new applications and cloud-hosted SaaS projects Own architectural design, governance, and technical decision-making Produce detailed architecture artefacts including HLDs, LLDs, patterns, and standards Support the global rollout and adoption of...
Outside Spy
Mar 11, 2026
Duration not stated
Application Architect at Tate Recruitment, London Area, £650-£700 per day
£650 - £700 per day
Outside Spy London Area, United Kingdom
Application Architect - Contract Location: London (2–3 days per week on-site) Contract: 6 month Rate: £650 - £700 per day A leading international professional services organisation is seeking an experienced Applications Architect to support the selection, design, and global rollout of enterprise-grade applications across a complex, distributed environment. This role requires strong architectural capability across Microsoft 365, Azure, SaaS/COTS platforms, and enterprise integrations. You’ll work embedded within the Strategy & Architecture function, supporting governance, design assurance, and technical leadership across multiple ongoing initiatives. Key Responsibilities: Act as the technical lead for new applications and cloud-hosted SaaS projects Own architectural design, governance, and technical decision-making Produce detailed architecture artefacts including HLDs, LLDs, patterns, and standards Support the global rollout and adoption of...
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