Applications Architect – Modernisation

DXC; United Kingdom; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading technology firm in the UK is seeking experienced Application Architects to drive the transformation of legacy applications into modern, scalable solutions. This role involves assessing systems, leading architectural design, and guiding diverse teams through implementation. Candidates need proven experience in application architecture, strong knowledge of cloud platforms, and expertise in microservices and containerization. This position offers opportunities for continuous learning and innovation in a collaborative environment.

Qualifications

• Proven experience in application architecture and modernization projects.
• Strong knowledge of public and hybrid cloud platforms.
• Expertise in microservices, containerization, and API design.

Responsibilities

• Evaluate legacy applications to identify modernization opportunities.
• Design scalable and secure application architectures using modern technologies.
• Collaborate with cross-functional teams and provide technical guidance.
• Ensure solutions comply with security, data governance, and regulatory requirements.
• Stay current with emerging technologies and promote continuous improvement.

Skills

Application architecture experience

Knowledge of public and hybrid cloud platforms

Microservices expertise

Containerization (Docker, Kubernetes)

API design skills

Agile and DevOps practices

Excellent communication skills

Adaptability to new technologies

Awareness of emerging security issues

Knowledge of AI trends impacting architecture

Education

Bachelor’s or Master’s degree in Computer Science or related field

Certifications in cloud architecture

Experience with enterprise architecture frameworks

Job description

Job Description

Due to the customer requirements successful applicants must be eligible for high level UK Security clearance. Frequent travel to DXC & Customer sites.

Role Summary

As part of our overall investment and growth strategy in the UK we are hiring experienced Application Architects to join our team.

The Application Modernisation Architect is responsible for leading the transformation of legacy applications into modern, scalable, and cloud-native solutions. This role involves assessing existing systems, designing future‑state architectures, and guiding development teams through the implementation of modern technologies and practices. The architect ensures alignment with business goals, technology standards, and security requirements.

Over time you’ll have the opportunity to work on a wider range of assignments, e.g. software development, platform automation, and applications management across a broad portfolio of clients from many sectors such as Public Sector, Health, Finance, Energy, Transport, Retail, and Manufacturing, encompassing a wide range of business challenges.

You’ll thrive using agile methods and enjoy working collaboratively with business units and multidisciplinary teams, contributing to the digital transformation of an organization.

Key Accountabilities and Responsibilities

• Assessment & Strategy: Evaluate legacy applications and infrastructure to identify modernisation opportunities; develop modernisation roadmaps aligned with enterprise architecture and business strategy; recommend appropriate cloud platforms, microservices architectures, and modernisation patterns (e.g., rehost, refactor, rearchitect).
• Architecture & Design: Design scalable, resilient, and secure application architectures using modern technologies (e.g., containers, serverless, APIs); define integration strategies with existing systems and third‑party services; ensure architectural decisions support DevOps, CI/CD, and agile delivery models.
• Technical Leadership: Collaborate with cross‑functional teams including developers, DevOps engineers, and business stakeholders; provide technical guidance and mentorship on modernisation best practices; lead proof‑of‑concept initiatives and technology evaluations.
• Governance & Compliance: Ensure solutions comply with enterprise security, data governance, and regulatory requirements; establish architectural standards and documentation for modernised applications.
• Continuous Improvement: Stay current with emerging technologies and industry trends in application modernisation; promote innovation and continuous improvement across the application portfolio.

Skills Required

• Proven experience in application architecture and modernisation projects.
• Strong knowledge of public and hybrid cloud platforms.
• Expertise in microservices, containerisation (Docker, Kubernetes), and API design.
• Familiarity with legacy systems (e.g., monolithic applications, mainframes) and migration strategies.
• Experience with Agile and DevOps practices and CI/CD pipelines.
• Excellent communication and stakeholder management skills.
• Ability to adapt quickly to new technologies.
• Awareness of emerging security issues.
• Awareness of emerging AI trends such as generative AI, large language models, and edge AI and their impact on application architecture.

Desirable Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• Certifications in cloud architecture (e.g., AWS Certified Solutions Architect, Azure Solutions Architect Expert).
• Experience with enterprise architecture frameworks (e.g., TOGAF).
• Agile certification.

Equal Employment Opportunity

DXC Technology is committed to the development of a fully inclusive and sustainable workforce. All applications for employment are assessed purely on merit, against the capabilities and competencies required for the role. DXC Technology does not discriminate on the basis of gender, ethnic origin, race, faith, or sexual orientation.