Senior Platform Engineer

Anythink; Greater London; Hybrid; GBP 110,000 - 150,000; Full time

Benefits offered by this job

Remote-friendly (UK-based team)

Equity Options

Equipment & professional development预算

Job summary

Anythink is seeking a Senior Platform Engineer to join the core team in London (remote-friendly). You will manage Kubernetes-based multi-tenant infrastructure and drive the platform across APIs, data pipelines, and developer-facing features.

The role influences product direction in a fast-moving, small team. You will own infrastructure, security and developer tooling, with emphasis on scalability, authentication, and API generation, contributing to platform architecture decisions with the

Qualifications

• Extensive Kubernetes in production experience.
• Strong knowledge of PostgreSQL schema design and indexing.
• Experience with API design and REST semantics.
• Security-focused mindset with data isolation principles.

Responsibilities

• Design, build and maintain Kubernetes-based multi-tenant infrastructure.
• Extend dynamic query builder powering API generation engine.
• Scale platform services: auth, storage, CDN, search, workflow, payments.
• Lead Terraform-based infrastructure as code and deployment patterns.
• Collaborate with founder on architecture and roadmap.

Skills

Kubernetes

C# .NET

PostgreSQL

Terraform

TypeScript/Node.js

REST APIs

Security

Multi-tenant SaaS

API design

Elasticsearch

Meilisearch

Stripe Connect

Tools

Elasticsearch

Meilisearch

PostgreSQL

Stripe Connect

OAuth/SSO

Job description

1. /2. /3. Senior Platform EngineerHiring NowEngineering# Senior Platform EngineerFull-timeLondon, UK (Remote-friendly)KubernetesC# .NETPostgreSQLTerraformThe RoleWe're looking for a Senior Platform Engineer to join the core team building the infrastructure and services that power the Anythink platform. This is a foundational engineering role — you'll work across the full platform stack, from the Kubernetes infrastructure and Terraform configuration that underpins every customer deployment, to the APIs, data pipelines and developer-facing features that make Anythink fast to build on. You'll have a significant impact on product direction. We're a small team that ships fast, and the right person will help us scale both the platform and the team around it.* Designing, building and maintaining the Kubernetes-based multi-tenant infrastructure that powers customer projects at scale* Improving and extending the dynamic query builder that is the heart of our API generation engine: the core feature that turns database models into secure, production-ready REST APIs* Building and scaling platform services: authentication (Magic Link, OAuth, SSO), file storage and CDN delivery, full-text search, workflow automation engine, and Stripe payment integrations* PostgreSQL schema design, query optimisation, and database infrastructure (replication, backups, performance)* Developer experience tooling: improving how quickly new customers can get from signup to their first API call* Security architecture: row-level security, field-level access control, enterprise SSO, audit logging* Infrastructure as code with Terraform, maintaining reproducible and scalable deployment patterns* Collaborating with the founder on platform architecture decisions and product roadmap* Strong experience with Kubernetes in production: cluster management, workload scaling, networking, observability* Comprehensive experience with C# .NET* Deep PostgreSQL knowledge: schema design, indexing, query optimisation, RLS* Infrastructure as code with Terraform (or equivalent)* Experience building and operating multi-tenant SaaS platforms* Solid understanding of API design and REST semantics* Comfortable owning backend services end-to-end: you write the code, you run it in production* Strong security fundamentals: you think about auth, data isolation, and access control as core requirements, not afterthoughts* Experience building developer tools or developer-facing platforms* Familiarity with search engine integration (Elasticsearch, Typesense, Meilisearch or similar)* Background in BaaS, PaaS or cloud infrastructure products* TypeScript / Node.js experience* Experience with Stripe Connect or complex payment platform integrationsWhat we offer* Work on a product that thousands of developers and businesses depend on* Direct collaboration with the founder — no layers of management between you and decisions* Significant technical ownership and autonomy* Competitive salary depending on experience* Remote-friendly (UK-based team)* Equity Options* Budget for equipment and professional developmentHow to ApplySend a short note about yourself and what you've worked on to [e-mail] with the subject line Senior Platform Engineer. We don't require a formal cover letter. We want to understand what you've built and how you think about platform engineering at scale.Apply for this role