Technical Architect AWS and Microservices – London, UK

Technical Architect AWS and Microservices – London, UK Overview

This role is for an experienced Technical Architect who will provide senior technical leadership across a mature enterprise application estate. The focus is on keeping the platform stable while also supporting ongoing maintenance, enhancement delivery, and modernization work. The position sits within a complex environment where architecture decisions, production support, cloud operations, DevSecOps practices, and long-term roadmap planning all need to be coordinated carefully.

The working model is hybrid. Day-to-day work will be split between company offices, client locations, and home, depending on the needs of the role and the business. Full-time home working is not available for this position.

What you will do

• Lead the technical direction for the application landscape and own the overall architecture and roadmap.
• Protect architectural consistency across production, non-production, and integration environments.
• Review and approve solution designs for enhancements, change requests, and platform upgrades.
• Push for simplification, standardization, and the reduction of technical debt across the platform.
• Define architecture principles and engineering standards, then ensure they are followed.
• Provide practical technical guidance to both delivery teams and support teams.
• Help keep business-critical applications running reliably and support their ongoing operation.
• Investigate repeated production issues, identify root causes, and shape durable remediation plans.
• Recommend modernization paths for older components and improve the sustainability of the support model.
• Support major incidents and problem investigations by giving architectural input and helping assess root-cause analysis.
• Make sure permanent fixes are implemented and that incident, problem, and change processes are properly supported.
• Ensure the platform meets expectations for availability, resilience, disaster recovery, and business continuity.
• Improve monitoring, observability, alerting, and automation so operations become more proactive and efficient.
• Work with business and product stakeholders to turn requirements into scalable technical solutions.
• Support estimation, impact assessment, and solution planning for new enhancements.
• Confirm that new functionality aligns with architecture rules and non-functional requirements.
• Oversee release readiness and deployment strategy for changes going into the platform.
• Lead cloud architecture reviews and help optimize the platform.
• Guide infrastructure upgrades, migrations, and service improvements.
• Encourage cloud-native approaches where they make sense for the solution.
• Ensure the platform remains secure, scalable, resilient, and cost-conscious.
• Promote DevSecOps ways of working and an automation-first mindset.
• Improve CI/CD maturity, deployment reliability, and release automation.
• Encourage secure development practices and stronger engineering discipline.
• Support automated testing, code quality controls, and engineering metrics.
• Use measurable outcomes to drive ongoing engineering improvement.
• Make sure the architecture complies with security and compliance requirements.
• Take part in security reviews, threat assessments, and vulnerability remediation planning.
• Support audit, governance, and regulatory activities.
• Embed security-by-design thinking throughout the application lifecycle.

What the role requires

• Strong hands-on experience with AWS and microservices is essential.
• Demonstrated technical leadership in architecture or a similarly senior engineering role.
• Experience making and governing architecture decisions in a complex enterprise setting.
• Ability to operate across application support, enhancement delivery, cloud operations, and DevSecOps.
• Background in maintaining and improving business-critical applications.
• Experience with incident, problem, and change management in production environments.
• Knowledge of resilience, disaster recovery, business continuity, and operational readiness.
• Experience with cloud platform engineering, including optimization, upgrades, and migrations.
• Understanding of secure engineering, compliance, and security-by-design practices.
• Ability to work effectively with delivery teams, support teams, and business or product stakeholders.
• Experience improving CI/CD, deployment automation, testing, and engineering quality controls.
• Comfort working in a hybrid arrangement rather than a fully remote setup.
• This is a permanent role for an experienced professional based in London, UK.
• The employer says that candidates who declare a disability and meet the minimum essential criteria will be offered an interview if they opt in during the application process.

What you can expect from the employer

• A hybrid working arrangement that combines office, client-site, and home-based work.
• Recognition as a Great Place to Work for Wellbeing in 2024.
• Support for employee wellbeing through trained Mental Health Champions across the business.
• Access to wellbeing tools such as Thrive and Peppy.
• A strong learning culture with many training and development opportunities.
• Access to a very large learning library, including around 250,000 courses.
• Opportunities to gain external certifications in areas such as AWS, Microsoft, Harvard ManageMentor, and cybersecurity.
• Employment with a company recognized by Ethisphere as one of the World’s Most Ethical Companies for 13 consecutive years.
• A workplace culture that emphasizes ethical decision-making and responsible business conduct.
• The chance to join a large global organization focused on technology and business transformation.
• Opportunities to learn from colleagues, share knowledge, and keep building your skills.
• The ability to contribute to sustainable and inclusive outcomes for clients while developing your own career.

About the company

The employer is a global AI-enabled business and technology transformation partner that delivers measurable value through technology, design, engineering, strategy, and business operations. It has a long history, a broad international footprint, and a large workforce spread across many countries. The organization works with leading businesses to help them innovate, grow, and reimagine what is possible through technology.

Additional details

This is a permanent position for an experienced professional in the Software Engineering community. The posting references London, GB, and includes a recruitment reference code and posting date. The application process allows candidates to apply directly or start an application using LinkedIn.

Degree Requirement: Not Specified

Visa Sponsorship May be