Architect in City of London

Architect in City of London

City of London Full-Time 48000 - 72000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Lead the architecture and evolution of our enterprise API Platform using cutting-edge technologies.
  • Company: Join a forward-thinking tech company that values innovation and collaboration.
  • Benefits: Enjoy competitive salary, flexible work options, and opportunities for professional growth.
  • Why this job: Make a real impact by shaping the future of our API platform and driving technological advancements.
  • Qualifications: 12+ years in cloud engineering with expertise in Azure, Kubernetes, and API development.
  • Other info: Be part of a dynamic team with a strong focus on mentorship and career progression.

The predicted salary is between 48000 - 72000 £ per year.

We are seeking an experienced and highly technical API Platform Architect to lead the architecture, engineering, and continuous evolution of our enterprise API Platform. This role is fully hands-on, combining deep expertise in Azure cloud services, Kubernetes, Terraform, API security, and distributed systems with the ability to guide, review, and contribute to .NET Core API development practices. The architect will define and maintain the vision and standards for the platform while actively engaging in coding, troubleshooting, design reviews, and production support.

Key Responsibilities & Requirements

  • Architecture Leadership & Platform Ownership
    • Own the architecture, design, standards, patterns, and roadmap of the enterprise API Platform across Azure, AKS, APIM, networking, security, observability, and DevOps layers.
    • Translate business, security, and domain requirements into scalable, secure, highly available platform architectures.
    • Provide authoritative architectural guidance while remaining hands-on with implementation, debugging, optimisation, and reviews.
    • Define and govern API standards, APIOps pipelines, lifecycle processes, platform SLAs/SLOs, and security enforcement.
  • Azure Cloud Expertise
    • Extensive expert-level, hands-on experience with Azure services, including: AKS, APIM, Application Gateway, Front Door, Load Balancers, Event Hub, Azure SQL, Storage Account, ACR, Key Vault, VNets, Private Endpoints, Application Insights, Azure Monitor, Notification Hub, DNS, VMSS, App Configuration, and more.
    • Architect multi-region active-active, blue/green, and zero-downtime deployments.
    • Deep understanding of Azure networking, identity, private connectivity, and cost optimisation.
  • Terraform & Infrastructure-as-Code
    • Design, implement, and govern complex Terraform modules for Azure and Kubernetes using providers such as azurerm, azapi, kubernetes, helm.
    • Ensure Terraform best practices, module versioning, automated validations, state management, and environment consistency.
    • Drive platform provisioning automation and self-service capabilities.
  • Kubernetes (AKS) Architecture & Operations
    • Expert-level knowledge and hands-on experience with: AKS cluster architecture, node pools, workload identity, pod security, network policies.
    • Helm chart authoring, deployment strategies, custom charts, container registries.
    • Ingress controllers, API gateways, service mesh, and traffic policy enforcement.
    • Observability (Prometheus, Grafana), log pipelines, distributed tracing.
    • High availability, cluster upgrades, autoscaling strategy, performance tuning.
    • Lead advanced troubleshooting (pods, networking, DNS, controllers, storage, ingress).
  • Azure API Management (APIM) & API Security
    • Deep hands-on expertise in APIM features including advanced policy writing, transformations, caching, throttling, JWT validation, OAuth2/OIDC, mTLS, IP filtering, client certificate handling.
    • Design the end-to-end API lifecycle, including APIOps automation, environment promotion, deployment versioning, api backend health check frameworks, and rollback strategies.
    • Implement API analytics, distributed tracing, alerts, performance tuning, and troubleshooting.
  • Reliability Engineering & Platform Operations
    • Lead root-cause analysis, high-severity incident resolution, and resilience improvements.
    • Ensure uptime, performance, and reliability of APIs deployed in AKS and exposed via APIM.
    • Define SLOs, latency budgets, retry strategies, and resilience patterns (circuit breaker, timeout patterns, queue-based ingestion).
    • Implement auto-remediation, self-healing patterns, and fault-tolerant architecture.
  • DevOps & Automation
    • Drive GitOps-driven Kubernetes deployments using GitHub Actions, Azure DevOps, ArgoCD/Flux.
    • Own APIOps pipeline definition for APIM deployments, testing, API versioning, and documentation automation.
    • Establish CI/CD pipelines for Terraform, .NET API builds, image scanning, SAST/DAST, compliance enforcement.
  • Hands-On .NET Core API Integration & Code Reviews
    • Review .NET Core API implementations to ensure correct API design, platform alignment, and cloud-native best practices.
    • Provide architectural guidance for .NET API integrations with APIM, AKS, event-driven components, caching, and security layers.
    • Analyse and optimise API performance, scalability, dependency injection usage, resiliency patterns, and distributed system design.
    • Work with backend teams to ensure APIs are structured for observability, traceability, platform compatibility, and API governance.
    • Occasionally step into the codebase to triage issues, debug complex integration problems, and provide code-level recommendations.
  • Leadership, Collaboration & Mentoring
    • Lead platform engineering discussions, architectural reviews, and technical deep dives.
    • Mentor engineers in cloud-native architecture, Kubernetes, Terraform, API design, DevOps, and .NET integration patterns.
    • Influence stakeholders across engineering, security, product, and operational teams.
    • Take full ownership of delivery outcomes with a high sense of urgency and quality.

Qualifications

  • Bachelor's or master's degree in computer science, Engineering, or related field with 12+ years of industry experience.
  • Strongly preferred: Azure certifications (AZ-305/400), Kubernetes (CKA/CKAD/CKS), Terraform certifications.
  • 7+ years in cloud engineering/architecture roles, including platform ownership and hands-on development/troubleshooting.

Architect in City of London employer: Hellowork Consultants

Join a forward-thinking company that values innovation and technical excellence, offering a dynamic work environment in the heart of the tech industry. As an Architect, you will not only lead the evolution of our enterprise API Platform but also benefit from a culture that prioritises collaboration, continuous learning, and professional growth. With access to cutting-edge technologies and a commitment to employee development, this role provides a unique opportunity to make a significant impact while enjoying a supportive and inclusive workplace.
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Contact Detail:

Hellowork Consultants Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Architect in City of London

✨Tip Number 1

Network, network, network! Get out there and connect with people in the industry. Attend meetups, webinars, or even just grab a coffee with someone who’s already in the role you want. You never know who might have the inside scoop on job openings!

✨Tip Number 2

Show off your skills! Create a portfolio or GitHub repository showcasing your projects, especially those related to Azure, Kubernetes, or API development. This gives potential employers a tangible look at what you can do and sets you apart from the crowd.

✨Tip Number 3

Don’t be shy about reaching out directly to companies you’re interested in. A quick email or LinkedIn message expressing your enthusiasm for their work can go a long way. Plus, applying through our website shows you’re serious about joining the team!

✨Tip Number 4

Prepare for interviews by brushing up on common technical questions related to API architecture and Azure services. Practice coding challenges and be ready to discuss your past projects in detail. Confidence is key, so show them you know your stuff!

We think you need these skills to ace Architect in City of London

API Platform Architecture
Azure Cloud Services
Kubernetes (AKS)
Terraform
API Security
Distributed Systems
DevOps Practices
Observability Tools (Prometheus, Grafana)
Root Cause Analysis
CI/CD Pipeline Development
.NET Core API Development
APIM Features and Management
Incident Resolution
Mentoring and Leadership
Collaboration with Cross-Functional Teams

Some tips for your application 🫡

Tailor Your CV: Make sure your CV reflects the skills and experiences that match the job description. Highlight your expertise in Azure, Kubernetes, and API management to show us you’re the right fit for the Architect role.

Craft a Compelling Cover Letter: Use your cover letter to tell us why you're passionate about API architecture and how your background aligns with our needs. Share specific examples of your hands-on experience and leadership in similar projects.

Showcase Your Technical Skills: Don’t just list your skills; demonstrate them! Include details about your experience with Terraform, .NET Core, and any relevant certifications. We want to see how you’ve applied these skills in real-world scenarios.

Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it’s super easy!

How to prepare for a job interview at Hellowork Consultants

✨Know Your Tech Inside Out

Make sure you brush up on your Azure services, Kubernetes, and Terraform knowledge. Be ready to discuss specific projects where you've implemented these technologies, as well as any challenges you faced and how you overcame them.

✨Showcase Your Hands-On Experience

Since this role is highly technical, be prepared to demonstrate your hands-on experience with .NET Core API development. Bring examples of your work, and if possible, be ready to walk through your code or architecture decisions during the interview.

✨Prepare for Scenario-Based Questions

Expect scenario-based questions that test your problem-solving skills. Think about how you would approach issues like API security, performance tuning, or incident resolution. Practising these scenarios can help you articulate your thought process clearly.

✨Emphasise Leadership and Mentoring Skills

This role involves leading discussions and mentoring others, so be ready to share your experiences in these areas. Highlight any instances where you've guided teams or influenced stakeholders, as this will show your ability to take ownership and drive outcomes.

Architect in City of London
Hellowork Consultants
Location: City of London
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