At a Glance
- Tasks: Design and operate cutting-edge gateway infrastructure while developing Go-based control-plane services.
- Company: Join a leading tech firm focused on innovative solutions and collaborative teamwork.
- Benefits: Enjoy competitive pay, flexible work options, and opportunities for professional growth.
- Other info: Be part of a vibrant team with excellent career advancement opportunities.
- Why this job: Make a real impact by building resilient infrastructure services in a dynamic environment.
- Qualifications: 8+ years of experience in software engineering with strong Go and Kubernetes skills.
The predicted salary is between 80000 - 100000 £ per year.
Required Skills
- BS/MS degree in Computer Science, related technical field, or equivalent with 8+ years of industry experience
- 5+ years hands-on experience with Envoy Proxy (xDS/ADS, ext_authz, HTTP/2, gRPC, WebSocket) and/or Kong API Gateway (plugin development, DB-less mode, Admin API)
- Strong Go development skills - control-plane services, gRPC APIs, Kubernetes controllers (client-go), concurrency patterns
- Production Kubernetes experience (EKS and/or on-prem clusters) - Helm charts, HPA, PodDisruptionBudgets, NetworkPolicy, namespace isolation, ArgoCD GitOps
- Deep understanding of OAuth 2.0 / OIDC / PKCE flows, DPoP sender-constrained tokens, mTLS, and session management patterns
- Experience with OPA (Open Policy Agent) policy authoring in Rego and sidecar deployment patterns
- Hands-on with OpenTelemetry (traces, metrics, logs), Dynatrace, and Splunk SIEM integration
- Working knowledge of CDN/WAF platforms (Akamai Ion, Kona, Cloudflare) and WAF-as-code automation
- Experience with PostgreSQL (HA, connection pooling, PITR) and Kafka (MSK, Schema Registry, DLQ patterns)
- Familiarity with DNS steering (GeoDNS, Akamai GTM, health-check routing) and TLS certificate lifecycle (cert-manager, HSM/KMS)
- Strong CS fundamentals - networking (L3-L7), distributed systems, data structures & algorithms
- Experience building high-volume, low-latency, resilient infrastructure services
Nice to have
- TypeScript/React experience for operator dashboard development
- AWS infrastructure experience (EKS, MSK, Lambda, Direct Connect, Network Firewall)
- Bitbucket Pipelines CI/CD and GitOps delivery workflows
- Experience with CAEP (Continuous Access Evaluation Protocol) or similar session revocation mechanisms
- Background in identity platforms (ForgeRock, SAML federation, token exchange patterns)
Job Description
- Design, build and operate Envoy and Kong gateway infrastructure serving production traffic across multiple lines of business
- Develop Go-based control-plane services - Ingress Registry, xDS controllers, Session Manager, Context Propagator
- Implement and maintain OPA policy bundles for coarse-grained authorization at the gateway layer
- Build and extend OpenTelemetry instrumentation pipelines (OTel Collector, Dynatrace OTLP ingest, Splunk SIEM forwarding)
- Manage GitOps-driven deployments via ArgoCD and Helm across multi-cluster Kubernetes environments
- Automate WAF rule management across Akamai and Cloudflare using WAF-as-code patterns
- Contribute to the platform operator console (TypeScript/React) for route management, drift detection, and session visibility
- Collaborate with LOB teams to onboard routes and migrate traffic from legacy ingress infrastructure
- Participate in incident response, runbook development, and production readiness reviews
- Champion software engineering best practices - code review, testing, documentation, and observability-first design
Platform Engineers in Portsmouth employer: Mphasis
As a leading technology firm, we pride ourselves on fostering a dynamic and inclusive work culture that empowers our Platform Engineers to innovate and excel. Located in a vibrant tech hub, we offer competitive benefits, continuous professional development opportunities, and a collaborative environment where your contributions directly impact our cutting-edge projects. Join us to be part of a team that values creativity, growth, and the pursuit of excellence in every aspect of our work.
StudySmarter Expert Advice🤫
We think this is how you could land Platform Engineers in Portsmouth
✨Tip Number 1
Network, network, network! Get out there and connect with folks in the industry. Attend meetups, webinars, or even local tech events. You never know who might have a lead on your dream job!
✨Tip Number 2
Show off your skills! Create a portfolio or GitHub repository showcasing your projects, especially those related to Envoy Proxy or Kubernetes. This gives potential employers a taste of what you can do.
✨Tip Number 3
Don’t just apply blindly! Tailor your approach for each role. Research the company and mention specific projects or values that resonate with you in your conversations. It shows you’re genuinely interested.
✨Tip Number 4
Apply through our website! We love seeing applications directly from our platform. Plus, it makes it easier for us to spot your talent and get you into the interview process faster.
We think you need these skills to ace Platform Engineers in Portsmouth
Some tips for your application 🫡
Show Off Your Skills:Make sure to highlight your experience with Envoy Proxy and Go development in your application. We want to see how your skills match up with what we're looking for, so don’t hold back!
Tailor Your Application:Take a moment to customise your application for the Platform Engineer role. Mention specific projects or experiences that relate to Kubernetes, OPA, or OpenTelemetry. This helps us see how you fit into our team.
Be Clear and Concise:When writing your application, keep it straightforward. We appreciate clarity, so avoid jargon unless it’s relevant. Make it easy for us to understand your experience and what you bring to the table.
Apply Through Our Website:Don’t forget to submit your application through our website! It’s the best way for us to receive your details and ensures you’re considered for the role. We can’t wait to hear from you!
How to prepare for a job interview at Mphasis
✨Know Your Tech Inside Out
Make sure you’re well-versed in the technologies mentioned in the job description, especially Envoy Proxy and Kong API Gateway. Brush up on your Go development skills and be ready to discuss your hands-on experience with Kubernetes and production environments.
✨Showcase Your Problem-Solving Skills
Prepare to share specific examples of how you've tackled challenges in building resilient infrastructure services. Think about scenarios where you implemented OAuth 2.0 flows or managed WAF rules, and be ready to explain your thought process.
✨Demonstrate Collaboration
Since the role involves working with various teams, be prepared to discuss how you’ve collaborated in the past. Highlight any experiences where you onboarded routes or migrated traffic, and how you contributed to incident response or runbook development.
✨Ask Insightful Questions
Prepare some thoughtful questions about the company’s tech stack, their approach to GitOps, or how they handle incident responses. This shows your genuine interest in the role and helps you gauge if the company is the right fit for you.
