8 technical architect jobs found

API Migration Enterprise Platform Transition £500 per day Outside IR35 Start: 16/03/2026 End: 31/05/2027 Fully Remote I’m supporting a major public-sector digital transformation programme and looking for an experienced Technical Architect  to lead a large-scale API migration project. Key Experience Required: Strong background as a Technical Architect within complex enterprise or government environments Hands-on experience migrating APIs between platforms (legacy to modern) Deep understanding of integration patterns, service architecture, and platform interoperability Ability to work closely with engineering teams to define technical standards and drive delivery Experience with large distributed systems or data-heavy platforms Role Overview: Lead the architecture for a significant API migration programme Define integration strategies, solution patterns, and technical standards Ensure solutions meet requirements for performance, scalability, and...

*Technical Architect - initial 6-month contract - Newcastle-Upon-Tyne - £market rate* Please note, this role is deemed outside IR35. A leading UK-based software provider in the healthcare sector is undertaking a major transformation of its long-established System. The organisation is migrating a large, mature, Windows-based monolithic application into a modern, scalable, 3-tier architecture. To support this evolution, an experienced Contract Technical Architect is required to guide the architectural vision, define the technology stack, and support the phased transition strategy. Background The existing platform is a Windows desktop application built with Legacy technologies and contains over one million lines of code. It supports a broad customer base who integrate various third-party systems. A patient-facing web portal also exists, enabling appointment scheduling and limited patient/document management, connecting directly with each practice's database whether cloud-hosted or...

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...

Telecommunications IT Systems Solutions Architect 📍 London (2 days onsite, 3 days remote) 💼 Contract – Initial 6 Months (Extension Likely) 💰 £400–£450 per day (Outside IR35) 🚀 Start: ASAP We are currently seeking an experienced IT Systems Solutions Architect to join a dynamic programme delivering large-scale systems and integration solutions. This is an exciting opportunity to play a key role in shaping end-to-end architecture across complex technology landscapes. IT Systems Solutions Architect Key Responsibilities: Lead end-to-end architectural design across multiple systems (HLD & LLD) Drive BSS platform architecture and integration strategy Design and oversee API development and system integrations Collaborate across Product, Data, and Application teams to deliver scalable solutions Provide technical leadership across solution design and implementation IT Systems Solutions Architect Key Skills & Experience: Strong end-to-end...

Contract: 12 Months Day Rate: £500 per day (Outside IR35) Clearance: SC Eligible Sector: UK Public Sector Location: Fully Remote (UK-based) Start Date: ASAP Overview We are seeking an experienced Mobile Architect to support a large-scale public sector digital transformation programme. The successful candidate will lead mobile solution architecture across iOS and Android , ensuring scalable, secure, and high-performing mobile services. This is a key role within a modern engineering environment, working closely with product teams, developers, and senior stakeholders. Key Responsibilities Lead the end-to-end mobile architecture across iOS and Android platforms. Define architectural standards, best practices, and technical direction. Work closely with development teams to ensure architectural alignment and technical quality. Provide guidance on native mobile frameworks, patterns, APIs, and tooling. Ensure solutions meet public sector standards...

Details Newbury Hybrid 2 days onsite mandatory Client Gamma RRF ID 2026-18851 £400 per day Outside IR35 Duration 3 months initial Start ASAP Overview We are looking for an experienced Data Engineer to design and deliver scalable, secure, and high performance data solutions. The role focuses heavily on Snowflake architecture, cloud data platforms, and modern data pipeline development. Key Responsibilities Design and architect data solutions using Snowflake Optimise workflows and integrations using Openflow Develop and maintain ETL and ELT pipelines from Salesforce, relational databases, files, and NoSQL sources Implement dimensional modelling to support data warehousing and BI reporting Build and optimise data pipelines across Azure and AWS Ensure data quality, governance, and security best practices Enable reporting and analytics through Power BI and Tableau integration Collaborate with cross functional teams to translate business requirements into...

Network Engineer (Hosting) | Cisco Nexus, ASA & F5 | Global Data Centre Infrastructure Rate: £400–£500 per day (Outside IR35) Length: 10-12 months Location: Windsor (Hybrid – 4 days per week on site Contract, full-time We’re hiring a Network Engineer to join a growing hosting services team supporting high-availability, international data centre environments. This is a hands-on infrastructure role where you’ll take ownership of network performance, resilience, and security across multiple hosted platforms in a complex, SLA-driven environment. This is engineering depth, not first-line support. With new hosted contracts driving expansion, you’ll step into a role offering genuine technical scope, exposure to global infrastructure, and long-term project work rather than short-term firefighting. The Role In this role, you will: Provide expert-level support across data centre network environments Monitor, review, and report on network service levels,...

SERVICENOW DEVELOPER - 6 MONTH CONTRACT (OUTSIDE IR35) - £350 - £400 PER DAY The Role We're recruiting for a ServiceNow Developer to be part of our warm and collaborative Service Operations. We are seeking a highly skilled ServiceNow Developer with extensive experience in the Security Incident Response (SIR) module. The successful candidate will join our dynamic platform team, driving development and enhancement initiatives across our ServiceNow environment, with a particular focus on delivering robust security incident management solutions. Key Responsibilities: Develop and Configure: Lead the development and configuration efforts within ServiceNow, with a primary focus on the SIR module, ensuring robust and secure incident management solutions. Solution Design: Collaborate with stakeholders and platform architects to design and implement tailored solutions that meet business and security requirements. Integration: Integrate SIR with other security...