Lead Application Architect

• Produce component-level and code-level designs and detailed Low-Level Design (LLD) documentation
• Translate high-level architectural designs into clear implementation plans for development teams
• Create and maintain Architecture Decision Records (ADRs) and facilitate design reviews
• Define and embed engineering standards, coding principles, and security best practices
• Drive the adoption of AI-assisted development tools across the software development lifecycle
• Establish governance processes to ensure architectural consistency and quality
• Support the migration and modernisation of legacy applications into cloud-native environments
• Develop reusable reference architectures and engineering patterns
• Mentor developers and foster a culture of technical excellence and continuous improvement
• Work closely with QA teams to embed automated testing standards into delivery pipelines
• Take ownership of application-level architecture and low-level design

Technologies:

• AI
• API
• Architect
• Azure
• CI/CD
• Cloud
• Support
• Java
• OpenID
• Security
• Spring
• Spring Boot
• microservices
• NodeJS, We are recruiting a hands-on Lead Application Architect for a large-scale application modernisation programme. You will work closely with Solution Architects and engineering teams to connect technical strategy with engineering delivery, supporting robust, scalable, and maintainable solutions, cloud-native adoption, and modern engineering practices. The role is based on-site in Wembley, with a salary of £70,000-£90,000 plus excellent benefits.

• Significant experience designing and delivering enterprise applications
• Strong hands-on expertise in Java and Spring Boot development
• Proven experience designing microservices-based architectures
• Experience creating component-level designs, Low-Level Designs (LLDs), and Architecture Decision Records (ADRs)
• Strong understanding of cloud-native development principles and containerisation
• Experience building solutions within Microsoft Azure environments
• Knowledge of RESTful API design, OAuth2, and OpenID Connect
• Experience with CI/CD practices and modern development pipelines
• Commitment to automated testing and software quality
• Hands-on experience using AI-powered development tools and coding assistants
• Excellent stakeholder engagement and communication skills, including the ability to explain technical decisions to technical and non-technical audiences
• Desirable: Node.js development experience
• Desirable: Identity and access management solutions experience
• Desirable: Email delivery and messaging platforms experience
• Desirable: Azure certifications
• Desirable: Experience mentoring or leading development teams
• Desirable: A track record of modernising and transforming legacy application estates