Cloud Architect

Cloud Architect Hybrid working (1 day per 3 months in the office) Azure , Azure DevOps, Docker, Terraform, Bash, Packer, Ansible

About the Role

We’re looking for an experienced and forward-thinking Azure Cloud Architect to play a critical role in shaping the infrastructure that underpins our high-stakes, high-volume SaaS products.

In this role, you’ll drive the design of robust, scalable, and secure Azure-based architectures, ensuring our platforms meet the highest standards of performance, availability, and cost-efficiency. You’ll work closely with Product Architects and engineering teams to turn complex concepts into practical, world-class infrastructure solutions.

This is an opportunity to influence architectural direction, champion best practices, and contribute to the ongoing evolution of our cloud platform strategy.

What You’ll Be Doing

Azure Architecture & Design

Lead the design of secure, performant, and supportable Azure infrastructure architectures

Contribute to and evolve reference architectures and reusable design patterns

Translate business and product requirements into scalable and resilient technical solutions

Embed observability, resilience, and security by design

Technical Leadership

Collaborate closely with Product Architects to shape and challenge design decisions

Provide expert guidance to ensure solutions are robust, cost-effective, and supportable

Ensure architectural consistency and alignment with best practice

Cloud & Platform Engineering

Design cloud-native solutions within the Microsoft Azure ecosystem, including AKS and distributed application platforms

Ensure designs are scalable, highly available, and cost-optimised

Enable strong cost governance and reporting capabilities

Cross-Functional Collaboration

Work closely with engineering teams, development leads, and technical architects

Ensure infrastructure changes align with standards, processes, and a customer-first mindset

Support project teams through the full lifecycle, from design through to delivery

Continuous Improvement

Drive adoption of modern infrastructure tooling and automation practices

Influence and improve architectural standards and ways of working

Share knowledge and mentor others within the team

What We’re Looking For

Experience & Expertise

Deep expertise in the Microsoft Azure ecosystem, including AKS and distributed systems

Strong understanding of security, IAM, networking, and database architecture

Proven experience designing and troubleshooting complex, distributed systems

Experience supporting high-scale SaaS platforms in production environments

Technical Skills

Hands-on experience with tools such as:

Azure DevOps

Docker

Terraform

Bash

Packer

Ansible

Strong understanding of infrastructure-as-code and automation principles

Professional Skills

Excellent collaboration and stakeholder engagement skills

Strong problem-solving and analytical thinking

Ability to balance technical excellence with business impact and cost considerations

Effective time management and prioritisation skills

What Success Looks Like

High-quality, scalable, and resilient infrastructure designs delivered consistently

Strong alignment between product vision and infrastructure capability

Secure, cost-controlled architectures supporting critical customer platforms

Improved reuse through standardised patterns and reference architectures

Effective collaboration across architecture, engineering, and product teams

Values

Customer Success – putting users at the heart of decisions

High Standards – striving for excellence in every design

Respect for Others – collaborating openly and constructively

Innovation – continuously improving and evolving

Openness & Enjoyment – fostering a positive, inclusive working environment

Work on high-impact, high-scale SaaS platforms

Shape the future of cloud architecture in a growing organisation

Collaborate with highly skilled architects and engineers

Be part of a culture that values innovation, quality, and continuous improvement

All our roles are UK based. When submitting your application to Colossus, please ensure the following

Your CV has your address and postcode.

You also have your correct phone number and email address so we can contact you asap regarding your application