Presales Application & Software Architect

Presales Application & Software Architect

The Presales Application & Software Architect is a strategic customer-facing role within the Atos UK&I Digital Engineering and Application Services Practice.

You will help customers transition from traditional project-based delivery models to product-centric, cloud-native, and service-oriented operating models. Working closely with customer stakeholders, engineering teams, delivery leaders, and commercial teams, you will shape scalable application architectures, modern software engineering platforms, and transformation roadmaps.

This is an opportunity to work with enterprise and public-sector customers on complex digital transformation initiatives, helping them modernise legacy estates, improve software delivery effectiveness, and unlock the benefits of modern engineering practices.

Key Responsibilities

• Lead the design of enterprise application and software engineering transformation solutions.

• Define target application architectures aligned to business capabilities and customer objectives.

• Design modern software solutions using microservices, APIs, event-driven architectures, and cloud-native principles.

• Assess legacy application landscapes and recommend modernisation approaches including replatforming, refactoring, decomposition, and cloud migration.

• Develop product-centric operating models supporting agile delivery, platform engineering, and value-stream-based organisations.

• Define integration architectures leveraging APIs, event streaming, service meshes, and integration platforms.

• Embed security, resilience, observability, and performance best practices into solution designs.

• Collaborate with cloud, infrastructure, security, data, and DevOps specialists to develop end-to-end transformation propositions.

• Support client workshops, bid responses, technical presentations, and solution governance activities.

• Contribute to the evolution of Atos application modernisation offerings, reference architectures, and engineering accelerators.

• Skills We Can't Do Without

• Application Architecture & Modernisation – application transformation, legacy modernisation, and cloud adoption.

• Modern Software Architecture – microservices, APIs, event-driven architecture, and cloud-native design.

• Product-Centric Engineering – Agile delivery, product operating models, and platform engineering.

• Cloud & Container Technologies – Azure, AWS, or GCP, plus Kubernetes, OpenShift, Docker, or serverless platforms.

• Presales & Stakeholder Engagement – solution shaping, customer workshops, bid support, and stakeholder management.

• Nice to Have

• TOGAF or equivalent architecture certification.

• Azure, AWS, or GCP certifications.

• Experience in Government, Defence, Financial Services, or other regulated sectors.

• Platform engineering and developer experience tooling.

• Large-scale digital transformation programme experience.

• Your Benefits, Your Way

• 25 days annual leave (with option to purchase additional days)

• Private Healthcare

• Life Assurance

• Income Protection

• Pension contribution matched up to 10%

• Flexible benefits – tailor your package with options for wellbeing, family support and more

• Choose your future. Choose Atos.