Application Solution Architect

We are seeking an experienced Solution / Application Architect to lead a multi-year application modernisation and technology refresh programme. The successful candidate will be responsible for defining and delivering application upgrade strategies, platform remediation activities, middleware and service bus modernisation, data transformation initiatives, and identity and access management improvements across the estate.

This is a highly visible architecture leadership role requiring an individual who can operate across business, application, data, integration, infrastructure, and security domains whilst providing technical governance and direction to multiple concurrent programmes.

What you'll do:

• Lead technical assessments of legacy applications and identify upgrade, replacement, retirement, or re-platforming options.

• Develop transition architectures and migration plans aligned with strategic business objectives.

• Ensure all applications remain supported, secure, compliant, and aligned with vendor roadmaps.

• Establish application lifecycle management standards and technical debt reduction plans.

• Assess existing integration platforms, service buses, middleware, and messaging infrastructures; lead upgrades and migration activities involving IBM MQ, Apache Camel / FUSE.

• Review and document current authentication and authorisation mechanisms across the application estate.

• Identify opportunities to improve user experience and strengthen security controls through modern identity solutions.

• Evaluate and recommend Single Sign-On (SSO) solutions across legacy and modern platforms.

• Produce and maintain high-level design (HLD), low-level design (LLD), and transition architectures.

• Participate in Design Authorities and Architecture Review Boards.

• Ensure solutions comply with DXC standards, security policies, regulatory obligations, and operational requirements.

• Provide technical leadership and architectural assurance to project teams.

What you'll bring

• Proven experience as a Solution Architect or Application Architect within large enterprise environments.

• Demonstrable experience delivering application modernisation programmes across complex estates.

• Experience leading application upgrades and technology refresh initiatives.

• Strong understanding of enterprise integration patterns and service-oriented architectures.

• Experience with middleware and service bus technologies.

• Broad understanding of authentication, identity management, and SSO technologies.

• Experience delivering large-scale data migration and transformation programmes.

• Excellent communication and stakeholder management skills.

Strong understanding of:

• Windows and Linux hosted applications

• Databases (Oracle, SQL Server, PostgreSQL)

• APIs and microservices

• Cloud architectures (AWS and Azure)

• Security and compliance requirements

• Be part of a global team driving the transformation of outwards/ceded reinsurance software solutions.

• Enjoy flexible working arrangements and career development opportunities.

Our Commitment to You:

DXC Technology is committed to building diverse teams. We actively encourage applications from women, underrepresented groups, and neurodivergent candidates. We're proud to offer:

• Equal opportunities and inclusive recruitment practices

• Reasonable adjustments throughout the recruitment process

• Supportive networks and mentorship programs

• Flexible working arrangements to support work-life balance

What We Offer You:

• Competitive Compensation & Pension Scheme - Rewarding your expertise while securing your future.

• Comprehensive Benefits Package - Including DXC Select, Perks at Work, and incentive programs for exclusive savings and rewards.

• Continuous Learning & Development - Access to upskilling opportunities, career growth resources, and industry-leading training.

• Lifestyle Perks - Enjoy options like the Salary Sacrifice Car Scheme and more.

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We're committed to fostering an inclusive environment where everyone can thrive.

DXC supports one of the most complex technology estates within the London Insurance Market, comprising more than 120 interconnected business applications operating across multiple technology platforms, cloud environments, databases, integration services, and legacy systems.