At a Glance
- Tasks: Engineer and support cloud solutions across M365, Azure, GCP, and Identity platforms.
- Company: Join a forward-thinking tech company that values innovation and collaboration.
- Benefits: Enjoy flexible working hours, remote options, and extensive development opportunities.
- Other info: Be part of a diverse team that champions inclusion and personal growth.
- Why this job: Make a real impact by delivering secure, automated cloud solutions in a dynamic environment.
- Qualifications: Experience in cloud engineering, Microsoft 365, GCP, and identity management is essential.
The predicted salary is between 60000 - 80000 £ per year.
The Senior IT Infrastructure Engineer (M365, Azure, GCP & Identity) is responsible for the engineering, implementation, and operational support of Microsoft 365, Azure, Google Cloud Platform (GCP), and enterprise identity (AD/Entra). The role delivers secure, standardised, and automated solutions, translating architectural designs, standards, and roadmaps into robust, scalable platform implementations and operational services. Working as a senior technical expert within the engineering team, the role collaborates with Architecture, Security, Development, and Operations teams to ensure solutions are delivered, integrated, and operated effectively. It embeds security, resilience, automation, and operability by implementation, driving consistency and optimisation across M365, Azure, GCP, and Identity platforms. Through engineering excellence, the role reduces risk, complexity, and manual effort, improves resilience and service stability, and supports cost‑efficient platform operations.
What you will do
- Engineers and supports solutions across M365, Azure, GCP, and Identity, ensuring platforms, tooling, interfaces, and configurations are secure, resilient, automated, and operationally effective.
- Microsoft 365 Platforms: Implementation, configuration, and support of collaboration and productivity services (inc. Teams, Exchange, SharePoint, OneDrive, Intune), including governance controls, security settings, and lifecycle activities.
- Azure Cloud: Deployment and support of landing zones, subscriptions, connectivity, platform services, and governance controls aligned to architectural standards.
- Google Cloud Platform (GCP): Implementation and operational support of project structures, networking, workload environments, and security configurations.
- Identity & Access: Engineering and operation of Active Directory and Entra ID, including authentication, Conditional Access, privileged access, identity governance, and directory integration.
- Cloud Security & Compliance: Implementation and maintenance of secure configurations, monitoring, logging, encryption, and policy enforcement across cloud and identity platforms.
- Delivers and supports standardisation, automation, tooling, and consistency across cloud, workplace, and identity platforms.
What we’re looking for
- Solution Engineering & Operation: Implement and operate infrastructure and platform solutions aligned to architectures, standards, and patterns.
- Build, configure, and operate end-to-end cloud, M365, and identity solutions.
- Act as senior escalation point for engineering and operational issues.
- Implement and operate secure‑by‑design configurations.
- Ensure resilience, recoverability, monitoring, and operational readiness are delivered and sustained.
- Roadmap Execution: Deliver and operate roadmap initiatives and platform improvements.
- Support planning and execution of engineering and operational changes.
- Work with Architecture, Security, Development, and Infrastructure teams to deliver integrated solutions.
- Ensure solutions are tested, transitioned, and fully operational.
- Work with vendors to support implementation, operation, and issue resolution.
- Contribute to platform, tooling, and operational improvements.
- Operational Governance & Support: Ensure solutions align to standards and are maintained through BAU lifecycle.
- Support incident, problem, and continuous service improvement activities.
- Implement and operate automation‑first solutions.
- Reduce manual effort, technical debt, and complexity.
- Improve stability, consistency, and operational efficiency at scale.
Operational Support:
- Participate in an on‑call rota for priority incident support.
- Operates as a senior engineer with strong ownership, accountability, and delivery focus.
Ownership & Execution: Delivers reliable, secure solutions end‑to‑end, translating design into high‑quality implementation.
Technical Leadership: Acts as SME across cloud, M365, and identity, resolving complex technical challenges.
Collaboration & Influence: Works effectively across teams, contributing to design decisions and stakeholder outcomes.
Adaptability & Improvement: Responds to challenges while driving automation, optimisation, and clear communication.
Qualification: Extensive experience in engineering and supporting cloud, workplace, and identity platforms. Strong expertise across: Microsoft 365 configuration, administration, and security; GCP engineering (projects, networking, security, operations); Identity and access (Active Directory, Entra ID, authentication, access control); Security configuration and resilience practices; Automation and operational tooling (PowerShell, scripts, IaC concepts); Strong troubleshooting and problem‑solving capability; Experience working in enterprise‑scale environments.
Benefits: Flexible working hours and the option to work from home. Extensive induction program with experienced mentors and buddies. Opportunities for further development and educational opportunities. Global Family Leave Policy. Employee Assistance Program. Internal inclusion & diversity employee networks.
Diversity and inclusion: Inclusion and valuing diversity of thought and experience are at the heart of our culture. We welcome people with diverse backgrounds and experiences, regardless of gender, sexual orientation, race, religion, disability, neurodiversity, age, marital status, pregnancy status, or place of birth.
Specialist, IT Infrastructure Engineering in London employer: Colt Technology Services Group Ltd.
As a leading employer in the IT sector, we offer a dynamic work environment in London that fosters innovation and collaboration. Our commitment to employee growth is evident through extensive training programs, flexible working arrangements, and a strong focus on diversity and inclusion, ensuring that every team member feels valued and empowered to excel in their roles. Join us to be part of a forward-thinking team that prioritises security, resilience, and operational excellence across cutting-edge cloud technologies.
Contact Details:
Colt Technology Services Group Ltd. Recruitment Team
StudySmarter Expert Advice🤫
We think this is how you could land Specialist, IT Infrastructure Engineering in London
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We think you need these skills to ace Specialist, IT Infrastructure Engineering in London
Some tips for your application 🫡
Showcase Your Problem-Solving Skills:In IT consulting, it's all about problem-solving, so make sure your CV highlights your analytical skills and any relevant projects you've tackled. Mention specific technologies or methodologies you've used to resolve issues or improve processes; this shows you can think critically and deliver results, which is vital for us at Colt Technology Services Group Ltd..
Highlight Relevant Certifications:Certifications like ITIL, PMP, or even specific tech stack qualifications can really make you stand out. Make sure to include these in your CV, as they not only demonstrate your expertise but also your commitment to staying current in the field. We love seeing candidates who are proactive about their professional development!
Tailor Your Cover Letter:Your cover letter is your chance to connect personally with us at Colt Technology Services Group Ltd.. Share stories about your experiences in IT consulting, and how they shaped your desire to join our team. Mention why you’re excited about this particular role, and how you see yourself contributing to our projects.
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How to prepare for a job interview at Colt Technology Services Group Ltd.
✨Brush Up on Your Technical Skills
For an IT consulting role, be ready to demonstrate your technical prowess. You might face questions on systems integration, cloud technologies, or even troubleshooting specific software. If you have experience with tools like AWS, Azure, or even specific programming languages, make sure you can talk about them fluently.
✨Showcase Your Problem-Solving Approach
IT consulting is all about solving problems for clients. Think about how you can illustrate your approach to a past challenge using the STAR method (Situation, Task, Action, Result). It's a great way to show how you tackle complex issues and come up with effective solutions.
✨Know the Business Impact of IT Solutions
When discussing your experiences, focus not just on the tech solutions you implemented, but also on their business impact. Employers want to see that you can connect IT with organisational goals. Prep examples that highlight how your tech contributions improved efficiency or reduced costs for past clients or projects.
✨Prepare for Behavioural Questions
Since IT consulting often involves teamwork and client interactions, expect behavioural questions that assess your interpersonal skills. Be prepared with examples that demonstrate your adaptability, communication skills, and how you handle client feedback. Before the interview, think of situations where you worked closely with clients to create effective IT strategies or changes.
