1 to 25 of 35 Lead Architect Jobs in the South East

Lead Solution Architect - Enterprise & Cloud Integration Location: London - 5 days on-site Salary: 78,000 - 87,000 per annum Type: Permanent My client is looking to recruit an accomplished Lead Solution Architect to drive a pivotal transformation in their technology organisation. This is a strategic and highly influential role, where you will define the architectural vision … enable product teams, and bridge modern cloud-native platforms with core enterprise systems The Role: As Lead Solution Architect, you will shape the organisation's technical strategy, mentor architects and engineers, and influence decision-making across technology and business domains. You will lead the transition from a technology stack-oriented delivery model to a product-centric, outcome … Act as a trusted advisor to senior technology and business leaders, shaping product strategy through architecture. Define and embed architecture principles, standards, and guardrails to support autonomous product teams. Lead initiatives to transition delivery teams to product-aligned operating models, creating scalable architectural patterns and platforms that accelerate delivery. Ensure non-functional requirements-including security, observability, resilience, and performance More ❯

Lead Technical Architect (DV CLEARED) Location: Basingstoke – 5 days a week – Office based Rate: £850pd inside IR35 Mandatory: DV Clearance active Are you an experienced technology leader with expertise in the delivery of IaaS, PaaS and Workplace services? Can you foster collaboration and lead large teams of multi-skilled resources in the delivery of complex solutions. We … are looking for a Lead Technical Architect to lead our technical teams in the transformation of a large, complex, mission critical environment. This role is technical lead for these delivery teams and is responsible for helping to shape the strategy and roadmap in these areas. This role presents a unique opportunity to join a passionate team … dedicated to creating value and ultimately driving transformative experiences for our customers' end users. The role: We are looking for a Lead Technical Architect to work as part of and lead a multi skilled agile team, including security, service and management where teamwork is paramount. Your role will involve: Owning and driving the technical delivery of sub More ❯

Pega Lead Systems Architect - Pega, BPM, CRM £640 per day (Inside IR35) Remote/London 6 Months My client is an instantly recognisable consultancy who seek a PEGA Lead Systems Architect (LSA) to take ownership of designing, architecting, and delivering innovative BPM and CRM solutions using the PEGA Platform, for a well-known end client. Key … requirements: Extensive experience as a PEGA Lead Systems Architect, with a strong focus on enterprise-level solutions. Proven track record of delivering large-scale PEGA applications (PRPC 8.x or later). PEGA Lead System Architect (PCLSA) certification is essential. In-depth knowledge of PEGA frameworks, including Customer Service, Decisioning, and Smart Disputes. Hands-on expertise in More ❯

with UK-wide travel to secure sites)Security Clearance: UK DV Clearance (mandatory) Start Date: ASAP Duration: 4.5 months (until 27 March 2026) We are looking for an experienced Lead Architect to join a high-security architecture team, helping shape enterprise-wide strategies and technical solutions across complex, secure programmes. This role involves working with multi-layered architectures … evolve enterprise architecture frameworks and standards Produce architecture views across application, data, technology, security, and business layers Create system context diagrams, integration models, capability maps, and technology roadmaps ato Lead architectural governance across multiple secure programmes Maintain architectural artefacts using tools such as Sparx Enterprise Architect or similar Tailor viewpoints for technical teams, programme boards, and senior leadership … Conduct architecture reviews and assurance activities Provide strategic architectural guidance and support proposal activity Essential Requirements Proven experience as an Lead Architect within secure or highly regulated environments Ability to build complex, multi-layered architecture views for varied stakeholders Strong knowledge of architecture frameworks (e.g., TOGAF) Experience operating within secure environments Hands-on experience with enterprise architecture toolsets More ❯

with UK-wide travel to secure sites)Security Clearance: UK DV Clearance (mandatory) Start Date: ASAP Duration: 4.5 months (until 27 March 2026) We are looking for an experienced Lead Architect to join a high-security architecture team, helping shape enterprise-wide strategies and technical solutions across complex, secure programmes. This role involves working with multi-layered architectures … evolve enterprise architecture frameworks and standards Produce architecture views across application, data, technology, security, and business layers Create system context diagrams, integration models, capability maps, and technology roadmaps ato Lead architectural governance across multiple secure programmes Maintain architectural artefacts using tools such as Sparx Enterprise Architect or similar Tailor viewpoints for technical teams, programme boards, and senior leadership … Conduct architecture reviews and assurance activities Provide strategic architectural guidance and support proposal activity Essential Requirements Proven experience as an Lead Architect within secure or highly regulated environments Ability to build complex, multi-layered architecture views for varied stakeholders Strong knowledge of architecture frameworks (e.g., TOGAF) Experience operating within secure environments Hands-on experience with enterprise architecture toolsets More ❯

England (with UK-wide travel to secure sites)Security Clearance: UK DV Clearance (mandatory)Start Date: ASAPDuration: 4.5 months (until 27 March 2026)We are looking for an experienced Lead Architect to join a high-security architecture team, helping shape enterprise-wide strategies and technical solutions across complex, secure programmes. This role involves working with multi-layered architectures … technology, security, and business layersCreate system context diagrams, integration models, capability maps, and technology roadmapsatoLead architectural governance across multiple secure programmesMaintain architectural artefacts using tools such as Sparx Enterprise Architect or similarTailor viewpoints for technical teams, programme boards, and senior leadershipConduct architecture reviews and assurance activitiesProvide strategic architectural guidance and support proposal activityEssential RequirementsProven experience as an Lead Architect within secure or highly regulated environmentsAbility to build complex, multi-layered architecture views for varied stakeholdersStrong knowledge of architecture frameworks (e.g., TOGAF)Experience operating within secure environmentsHands-on experience with enterprise architecture toolsets (e.g., Sparx)Understanding of cloud architectures, integration patterns, and DevSecOps approachesStrong communication and stakeholder-management skills at senior levels What you need to do More ❯

Lead Solution Architect - Dynamics 365 Job Type: Permanent Location: East Sussex Hybrid working An exciting new opportunity has become available, working with a growing public sector body, for a Lead Solution Architect to oversee a group of solution architecture initiatives or manage a single, more complex area. This role involves building relationships with senior stakeholders, identifying … opportunities to improve the organisation and support multiple architecture initiatives Develop and implement best practices for solution architecture, ensuring alignment with organisational objectives. Required Skills & Qualifications: Strong ability to architect for the whole context, supporting wider organisational objectives and tracking emerging issues. Proficient in architecture communication, able to engage with both technical and non-technical stakeholders at all levels. … relevant teams to implement. Benefits: Competitive salary and benefits package. Opportunities for professional development and growth within a leading organisation. Engaging and collaborative work environment. To apply for the Lead Solution Architect position, please apply immediately to be considered. More ❯

Pega Lead Systems Architect - Pega, Process/Task Mining £550 per day (Outside IR35) Remote/London 6 Months My client is an instantly recognisable consultancy who seek a PEGA Lead Systems Architect (LSA) to take ownership of designing, architecting, and delivering innovative BPM and CRM solutions using the PEGA Platform, for a well-known end … client. Key requirements: Extensive experience as a PEGA Lead Systems Architect, with a strong focus on enterprise-level solutions. Prior involvement of at least one implementation with Process/Task Mining PEGA Lead System Architect (PCLSA) certification is essential. In-depth knowledge of PEGA frameworks, including Customer Service, Decisioning, and Smart Disputes. Hands-on expertise in More ❯

We are expanding our team and seeking skilled Missile Test Lead Architects to join us! Join our exceptional team and be part of our exciting growth journey! Salary: Circa £64,000 depending on experience Dynamic (hybrid) working: typically 2 to 3 days per week on-site, due to workload classification Security Clearance: British Citizen or a Dual UK national … for paternity leave, neonatal leave and fertility testing and treatments Facilities : Fantastic site facilities including subsidised meals, free car parking and much more... The opportunity: As a Missile Test Lead Architect, you will play a crucial role in overseeing test design considerations, ensuring their implementation across project development. Your responsibilities include specifying missile level pass out tests, in … service, and BIT routines. Collaboration with manufacturing and design teams is key to ensuring comprehensive testability of the product and addressing any test coverage gaps efficiently. As a Lead Test Architect you will be responsible for - Lead a team of Test Architects as part of the Missile Design team As a senior member of the TTA department More ❯

Lead Solution Architect - Dynamics 365 Job Type: Permanent Location: East Sussex Hybrid working An exciting new opportunity has become available, working with a growing public sector body, for a Lead Solution Architect to oversee a group of solution architecture initiatives or manage a single, more complex area click apply for full job details More ❯

Lead Technical Architect - Software/SaaS Location: Reading, UK Salary: Competitive + discretionary bonus Are you a hands-on Technical Architect looking for your next challenge in SaaS and Microsoft technologies? This is a unique opportunity to work directly with the CTO to combine product development with client-facing solution architecture, shaping the evolution of a SaaS … platform while delivering bespoke solutions for enterprise clients. The Role You'll join and lead a dynamic team driving both the internal SaaS product roadmap and custom implementations for high-profile clients across the private and public sectors. This role is ideal for someone who thrives in a dual environment, contributing to product innovation while translating client requirements into … technical solutions. What You'll Be Doing Lead the design, development, and enhancement of a modern AI-powered SaaS product using C#, .NET, SQL Server, React, and Microsoft Azure. Support enterprise customers in deploying, customising, and optimising SaaS solutions. Act as the bridge between product teams and clients, ensuring requirements translate into high-quality deliverables. Influence technical direction for More ❯

Lead Technical Architect - Software/SaaS Location: Reading, UK Salary: Competitive + discretionary bonus Are you a hands-on Technical Architect looking for your next challenge in SaaS and Microsoft technologies? This is a unique opportunity to work directly with the CTO to combine product development with client-facing solution architecture, shaping the evolution of a SaaS … platform while delivering bespoke solutions for enterprise clients. The Role You'll join and lead a dynamic team driving both the internal SaaS product roadmap and custom implementations for high-profile clients across the private and public sectors. This role is ideal for someone who thrives in a dual environment, contributing to product innovation while translating client requirements into … technical solutions. What You'll Be Doing Lead the design, development, and enhancement of a modern AI-powered SaaS product using C#, .NET, SQL Server, React, and Microsoft Azure. Support enterprise customers in deploying, customising, and optimising SaaS solutions. Act as the bridge between product teams and clients, ensuring requirements translate into high-quality deliverables. Influence technical direction for More ❯

Lead API Solution Architect – Director Level – Up to £1000 per day INSIDE IR35 Banking Client London Our client, are seeking an experienced Lead API Solution Architect to shape and drive the enterprise API strategy across the financial services landscape. This senior role requires a strategic technology leader with strong expertise in API architecture and deep experience … working in regulated banking environments . Key Responsibilities Define and lead API strategy across the enterprise, aligned to business priorities. Promote API-first adoption and reusable architecture patterns across the organization. Establish governance standards covering API lifecycle, design, and versioning. Design secure and scalable API solutions across banking platforms and partner ecosystems. Enable integration across core banking systems, third More ❯

Job title : Lead Enterprise Architect (Applications) FTC 12 months Location : Royston or London Hub, UK The Lead Enterprise Architect is accountable for shaping the global application strategy to support long-term transformation and enterprise-wide IT cost optimisation. This role leads the development of a global application roadmap, working in close collaboration with Solution Architects and … interoperability, and ensures that application investments deliver measurable business outcomes. Note : This is a fixed-term contract role available for 12 months Principal accountabilities Strategic Leadership & Application Portfolio Management Lead the development and execution of a global application strategy and roadmap that aligns with Johnson Matthey's transformation objectives and enterprise-wide IT cost optimisation targets. Drive the application … Authority Create and maintain conceptual designs and architecture artefacts (e.g. As-Is Portfolio views, Strategic Roadmaps, Target & Reference Architectures; HLD/Context Canvases) to support the Architecture governance process. Lead the analysis and evolution of the application portfolio. Represent architecture in governance forums including Architecture Review Boards, ESG Meetings, and Business/Platform(s) steering meetings. Platform Strategy Alignment More ❯

Job Description Job Title: DevOps Lead/Architect Location: London – Office based (minimum 3 days per week) Day Rate: Market rate (Inside IR35) Contract Duration: 6 months Role Summary We are looking for an experienced DevOps Lead/Architect to design, implement, and maintain scalable observability and cloud infrastructure. The successful candidate will embed reliability, performance … and automation into our systems, champion GitOps practices, and provide technical leadership to deliver robust, high-availability solutions. Key Responsibilities Architect and maintain observability platforms using Datadog and Geneos for comprehensive monitoring and alerting. Design and manage scalable cloud infrastructure using Terraform and IaC principles. Implement and promote GitOps workflows with GitLab for CI/CD and deployment automation. … engineering teams to ensure reliability, scalability, and performance in software delivery. Optimise alerting and monitoring strategies to improve actionable insights. Mentor junior engineers and contribute to SRE best practices. Lead incident response, perform root cause analysis, and drive continuous improvement. Oversee cloud cost management for observability infrastructure in line with Cloud FinOps principles. Essential Skills/Knowledge/Experience More ❯

Our client, a large UK organisation is undertaking a greenfield implementation of Dynamics 365 Customer Insights Journeys and a new MarTech data environment. This role will lead the end-to-end design and build of a multi-channel customer engagement and insights platform. This is a high-impact position with direct visibility to senior stakeholders, ideal for a hands … on Lead MarTech Architect who excels in fast-paced delivery settings. This is a remote, 3 month contract inside IR35. Lead D365 Customer Insights Journeys & MarTech Architect Key Responsibilities: Architect and implement D365 Customer Insights Journeys as the central orchestration platform. Develop a data-driven engagement model using Azure for profiling, segmentation and insight. Enable … levels for insight and retention. Enable behavioural, click and engagement tracking for analytics and CRM modelling. Establish the foundations for predictive and churn-propensity modelling. Act as the technical lead and hands-on architect through discovery, design and delivery. Expected Outcomes in the First 3 Months: D365 Customer Insights Journeys deployed to production. Azure-based data ingestion and More ❯

We are seeking a visionary Lead Microsoft Cloud Security Architect to join WTW’s Global Information and Cyber Security Defence (ICSD) function. This role is pivotal in designing and implementing next-generation cloud security architectures, securing WTW cloud environments, and driving automation and intelligence within Cybe r Defence Security Platforms & SOC Engineering. This is a hybrid role at … London office with a requirement to be in the office based on the business need. The Role: Agentic AI for Security & Sentinel Advanced Capabilities Lead the adoption and integration of Agentic AI for Security to enable autonomous threat detection, adaptive response, and continuous security posture improvement. Architect and optimise Microsoft Sentinel for SIEM, UEBA, and threat intelligence integration More ❯

the organisation to support projects to ensure that solutions (predominantly AWS & Azure) are securely designed, identifying threats and where appropriate working with pen test teams to scope testing. As Lead Security Architect, you will be responsible for overseeing the secure delivery of projects and data platforms; ensuring architectural design reviews (HLD/LLD) and threat models are carried … as multi-disciplinary Technology teams who build and run services. Main duties of the job The Cyber Security Architecture Delivery team is a mix of permanent civil servants (Two Lead Security Architects and Head of department) and contract Security Architects (6 to 10) As Lead Security Architect you will: Work closely with security architects, overseeing their work More ❯

the organisation to support projects to ensure that solutions (predominantly AWS & Azure) are securely designed, identifying threats and where appropriate working with pen test teams to scope testing. As Lead Security Architect, you will be responsible for overseeing the secure delivery of projects and data platforms; ensuring architectural design reviews (HLD/LLD) and threat models are carried … as multi-disciplinary Technology teams who build and run services. Main duties of the job The Cyber Security Architecture Delivery team is a mix of permanent civil servants (Two Lead Security Architects and Head of department) and contract Security Architects (6 to 10) As Lead Security Architect you will: Work closely with security architects, overseeing their work More ❯

the organisation to support projects to ensure that solutions (predominantly AWS & Azure) are securely designed, identifying threats and where appropriate working with pen test teams to scope testing. As Lead Security Architect, you will be responsible for overseeing the secure delivery of projects and data platforms; ensuring architectural design reviews (HLD/LLD) and threat models are carried … as multi-disciplinary Technology teams who build and run services. Main duties of the job The Cyber Security Architecture Delivery team is a mix of permanent civil servants (Two Lead Security Architects and Head of department) and contract Security Architects (6 to 10) As Lead Security Architect you will: Work closely with security architects, overseeing their work More ❯

the organisation to support projects to ensure that solutions (predominantly AWS & Azure) are securely designed, identifying threats and where appropriate working with pen test teams to scope testing. As Lead Security Architect, you will be responsible for overseeing the secure delivery of projects and data platforms; ensuring architectural design reviews (HLD/LLD) and threat models are carried … as multi-disciplinary Technology teams who build and run services. Main duties of the job The Cyber Security Architecture Delivery team is a mix of permanent civil servants (Two Lead Security Architects and Head of department) and contract Security Architects (6 to 10) As Lead Security Architect you will: Work closely with security architects, overseeing their work More ❯

the organisation to support projects to ensure that solutions (predominantly AWS & Azure) are securely designed, identifying threats and where appropriate working with pen test teams to scope testing. As Lead Security Architect, you will be responsible for overseeing the secure delivery of projects and data platforms; ensuring architectural design reviews (HLD/LLD) and threat models are carried … as multi-disciplinary Technology teams who build and run services. Main duties of the job The Cyber Security Architecture Delivery team is a mix of permanent civil servants (Two Lead Security Architects and Head of department) and contract Security Architects (6 to 10) As Lead Security Architect you will: Work closely with security architects, overseeing their work More ❯

the organisation to support projects to ensure that solutions (predominantly AWS & Azure) are securely designed, identifying threats and where appropriate working with pen test teams to scope testing. As Lead Security Architect, you will be responsible for overseeing the secure delivery of projects and data platforms; ensuring architectural design reviews (HLD/LLD) and threat models are carried … as multi-disciplinary Technology teams who build and run services. Main duties of the job The Cyber Security Architecture Delivery team is a mix of permanent civil servants (Two Lead Security Architects and Head of department) and contract Security Architects (6 to 10) As Lead Security Architect you will: Work closely with security architects, overseeing their work More ❯

the organisation to support projects to ensure that solutions (predominantly AWS & Azure) are securely designed, identifying threats and where appropriate working with pen test teams to scope testing. As Lead Security Architect, you will be responsible for overseeing the secure delivery of projects and data platforms; ensuring architectural design reviews (HLD/LLD) and threat models are carried … as multi-disciplinary Technology teams who build and run services. Main duties of the job The Cyber Security Architecture Delivery team is a mix of permanent civil servants (Two Lead Security Architects and Head of department) and contract Security Architects (6 to 10) As Lead Security Architect you will: Work closely with security architects, overseeing their work More ❯

the organisation to support projects to ensure that solutions (predominantly AWS & Azure) are securely designed, identifying threats and where appropriate working with pen test teams to scope testing. As Lead Security Architect, you will be responsible for overseeing the secure delivery of projects and data platforms; ensuring architectural design reviews (HLD/LLD) and threat models are carried … as multi-disciplinary Technology teams who build and run services. Main duties of the job The Cyber Security Architecture Delivery team is a mix of permanent civil servants (Two Lead Security Architects and Head of department) and contract Security Architects (6 to 10) As Lead Security Architect you will: Work closely with security architects, overseeing their work More ❯