Senior Platform Engineer in London

Senior Platform Engineer in London

London Full-Time 48000 - 72000 £ / year (est.) No working from home possible
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At a Glance

  • Tasks: Join us to enhance infrastructure and implement cutting-edge observability solutions.
  • Company: Focused, a dynamic tech company dedicated to delivering quality software.
  • Benefits: Competitive salary, flexible work arrangements, and opportunities for professional growth.
  • Other info: Collaborative environment with a focus on innovation and continuous learning.
  • Why this job: Make a real impact by optimising and scaling infrastructure for diverse clients.
  • Qualifications: 5+ years in Platform Engineering or DevOps with strong cloud and observability skills.

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

Who we are: At Focused, we move quickly to deliver quality software that achieves client outcomes and meets their customer's needs. We strategically partner with our clients to leverage our expertise in design and software, while our clients bring their own domain expertise. We work with a variety of clients from different industries, collaborating as we get new products to market, modernizing legacy systems, or helping teams learn the skills they need to be successful.

Our values:

  • Listen first: We are experts in product practices but life long learners in the domain of our customers. We research, collaborate, and understand.
  • Learn why: We ask questions and talk to users to understand problem spaces, objectives, and goals, which allows us to deeply invest and drive towards the outcomes of our clients.
  • Love your craft: We love diving into a variety of domains and solving problems. We take pride in delivering value, in communicating progress, and guiding our clients to success.

We are seeking an experienced Senior Platform Consultant to help organizations implement, optimize, and scale their infrastructure.

Key Responsibilities:

  • Platform Engineering & Infrastructure: Augment existing infrastructure with integrated observability solutions. Implement Infrastructure as Code (IaC) solutions using Terraform, Pulumi, CloudFormation, etc. Architect and manage Kubernetes clusters with comprehensive monitoring and logging. Build CI/CD pipelines with embedded observability and automated testing.
  • Site Reliability Engineering (SRE): Establish and maintain Service Level Indicators (SLIs), Objectives (SLOs), and Agreements (SLAs). Implement error budgets, toil reduction strategies, and capacity planning. Support incident response procedures and post-mortem processes.
  • Cloud & DevOps Engineering: Deploy and manage observability infrastructure across AWS, GCP, and Azure. Establish security, compliance, and governance frameworks for telemetry data. Experience automating Agent Evaluations in CI/CD pipelines and observability backends.
  • OpenTelemetry & Observability: Design and implement end-to-end OpenTelemetry solutions across diverse technology stacks. Configure and deploy OpenTelemetry Collectors for efficient data collection, processing, sampling, and routing. Establish telemetry pipelines for metrics, traces, and logs across microservices architectures. Optimize collector configurations for performance, reliability, and cost-effectiveness.

Required Qualifications:

  • Platform Engineering & DevOps: 5+ years of Platform Engineering or DevOps experience with focus on site reliability, observability, and incident response. Proficiency with Infrastructure as Code tools (Terraform, Pulumi, CloudFormation, CDK). Strong experience with CI/CD platforms (GitHub Actions, GitLab CI, Jenkins, ArgoCD).
  • Cloud & Infrastructure: Hands-on experience with major cloud providers (AWS, GCP, Azure) and their observability services. Experience with container technologies (Docker, Podman) and container registries. Knowledge of networking, security, load balancing, and distributed systems concepts.
  • Site Reliability Engineering: Experience implementing SRE practices including error budgets and toil metrics. Proficiency in incident management, on-call procedures, and post-mortem culture. Experience with capacity planning, performance optimization, and scalability design.
  • Programming & Automation: Proficiency in multiple programming languages preferred (Go, Python, Java, Rust). Strong scripting and automation skills (Bash, Python, PowerShell). Understanding of software engineering best practices and testing methodologies.
  • Core Observability & OpenTelemetry: Experience in observability, monitoring, and distributed systems. Hands-on experience with OpenTelemetry ecosystem, including SDKs, APIs, and specifications. Proficiency with OpenTelemetry Collector configuration, processors, exporters, and receivers. Strong understanding of telemetry data models, semantic conventions, and instrumentation best practices.

Preferred Qualifications (Exceptional Candidates):

  • AI & Agentic Frameworks: Understanding of Large Language Models (LLMs) and their application in DevOps. Knowledge of vector databases, embeddings, and retrieval-augmented generation (RAG). Experience with AI/ML model deployment and monitoring in production environments.
  • Leadership & Communication: Strong technical writing and documentation skills. Ability to present complex technical concepts to diverse stakeholders. A passion for knowledge sharing.

Key Competencies:

  • Systems thinking and ability to design holistic observability solutions.
  • Strong analytical and troubleshooting skills for complex distributed systems.
  • Curiosity about emerging technologies, particularly AI applications in operations.
  • Adaptability to rapidly evolving cloud-native and observability technologies.
  • Collaborative mindset with focus on enabling developer productivity and system reliability.

What Sets Exceptional Candidates Apart:

  • Experience with Honeycomb.
  • Contributions to open-source observability or AI framework projects.
  • Track record of implementing platform engineering solutions that significantly improved developer experience.
  • Experience scaling observability infrastructure to handle high event volume.

What to know before you apply: You will be expected to work for up to four days a week in person, be it from our office in London or from client sites.

Senior Platform Engineer in London employer: Focused

As a leading innovator in AI technology based in Greater London, we pride ourselves on fostering a collaborative and inclusive work culture that empowers our employees to excel. With a strong emphasis on professional development, we offer numerous growth opportunities, mentorship from experienced leaders, and the chance to work on cutting-edge projects that make a real impact. Join us to be part of a dynamic team where your contributions are valued and rewarded.

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Contact Details:

Focused Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Platform Engineer in London

Tip Number 1

Network like a pro! Attend industry meetups, webinars, or tech conferences where you can connect with potential employers and fellow engineers. Don’t be shy—introduce yourself and share your passion for platform engineering!

Tip Number 2

Show off your skills! Create a personal project or contribute to open-source initiatives that showcase your expertise in Infrastructure as Code or observability. This not only builds your portfolio but also gives you something tangible to discuss during interviews.

Tip Number 3

Prepare for those interviews! Research common questions related to site reliability and observability, and practice your responses. We recommend using the STAR method (Situation, Task, Action, Result) to structure your answers effectively.

Tip Number 4

Apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are genuinely interested in joining our team at Focused. Let’s get you on board!

We think you need these skills to ace Senior Platform Engineer in London

Platform Engineering
DevOps
Site Reliability Engineering (SRE)
Infrastructure as Code (IaC)
Terraform
Pulumi
CloudFormation

Some tips for your application 🫡

Tailor Your CV:Make sure your CV reflects the skills and experiences that align with the Senior Platform Engineer role. Highlight your expertise in platform engineering, observability, and any relevant cloud technologies to catch our eye!

Craft a Compelling Cover Letter:Use your cover letter to tell us why you're passionate about this role and how your background makes you a great fit. Share specific examples of your work that demonstrate your problem-solving skills and love for your craft.

Showcase Your Projects:If you've worked on any notable projects, especially those involving Infrastructure as Code or observability solutions, make sure to mention them. We love seeing real-world applications of your skills!

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 shows you’re keen on joining our team!

How to prepare for a job interview at Focused

Know Your Tech Inside Out

Make sure you brush up on your knowledge of Infrastructure as Code tools like Terraform and Pulumi, as well as CI/CD platforms. Be ready to discuss your hands-on experience with cloud providers like AWS, GCP, and Azure, and how you've implemented observability solutions in the past.

Showcase Your Problem-Solving Skills

Prepare to share specific examples of how you've tackled complex issues in platform engineering or site reliability. Think about times when you optimised systems or improved incident response processes, and be ready to explain your thought process and the outcomes.

Demonstrate Your Collaborative Spirit

Since Focused values collaboration, be prepared to talk about how you've worked with cross-functional teams. Highlight instances where you've listened to client needs and adapted your approach based on their feedback to achieve successful outcomes.

Ask Insightful Questions

Interviews are a two-way street! Prepare thoughtful questions that show your interest in the company's projects and culture. Ask about their current challenges in observability or how they envision the future of platform engineering at Focused.