Principal Software Architect - Hybrid Contract (6 Months)

Spectrum IT Recruitment; Uxbridge; Hybrid; GBP 90,000 - 130,000; Part time

Job summary

Spectrum IT Recruitment are working with an enterprise digital platform to recruit a Contract Principal Software Architect to support their widely used, real-world consumer technology platform. This is an OUTSIDE IR35 role, for an initial 6 months contract and will be hybrid working: 2 days onsite in Uxbridge per week.

This is a brownfield architecture environment. The successful architect will not be designing a new platform from scratch.

Qualifications

• Strong commercial experience as Software/Principal Architect in complex software environments.
• Proven experience designing distributed systems and modern software platforms.
• Strong understanding of architecture patterns, APIs, integrations and cloud-based systems.
• Experience in Microsoft Azure or another major cloud environment.
• Experience defining service boundaries, ownership models and integration patterns.
• Strong SQL and NoSQL data store knowledge and architectural considerations.
• Experience with transactional systems prioritizing data integrity and resilience.
• Non-functional architecture including security, scalability, observability and performance.
• Experience modernising existing platforms incrementally, handling legacy debt.

Responsibilities

• Define and maintain architectural principles across the technology landscape.
• Provide leadership for complex initiatives and cross-platform changes.
• Define service boundaries, ownership models and integration patterns.
• Support engineering teams to deliver scalable, maintainable solutions.
• Assess systems and identify opportunities to simplify and modernise.
• Guide evolution of legacy systems toward target-state architectures.
• Make decisions around distributed systems, APIs, data and cloud.
• Ensure security, resilience, observability and performance are baked in.
• Mentor senior engineers and embed architectural thinking in delivery teams.
• Collaborate with Engineering and Product leadership on roadmaps.
• Promote architectural standards and technical decision-making.
• Act as trusted advisor across cross-functional tech initiatives.

Skills

Software Architecture

Distributed systems

Cloud architectures

Azure

Service boundaries

SQL/NoSQL

Non-functional architecture

Legacy modernization

Tools

.NET / C#

Microsoft Azure

Python

Node

Job description

Spectrum IT Recruitment are working with an enterprise digital platform to recruit a Contract Principal Software Architect to support their widely used, real-world consumer technology platform. This is an OUTSIDE IR35 role, for an initial 6 months contract and will be hybrid working: 2 days onsite in Uxbridge per week.

This is a brownfield architecture environment. The successful architect will not be designing a new platform from scratch.