Senior Platform Engineer
Kiln
Full time - Paris or London hybrid or Remote from Western EU
Kiln is now part of the prestigious French Government program #FT120 from La French Tech! ???? ????????
As a Senior Platform Engineer at Kiln, you'll join our Infrastructure team (10 engineers) to build robust and scalable cloud infrastructure. You’ll collaborate with Protocol, Smart Contract and Software Engineering teams to create tools and environments that ensure fast, secure, and reliable software delivery. This role reports to the Head of Infrastructure and plays a key part in scaling Kiln’s core platform.
Responsibilities:
Design, deploy, and maintain scalable, multi-cloud & bare metal infrastructure
Build internal tools and platforms to streamline development workflows
Ensure high service reliability, uptime, and smooth inter-service communication
Maintain strong infrastructure security practices and compliance (SOC 2)
Improve observability, alerting, and performance monitoring
Guide architectural decisions and promote infrastructure best practices
Collaborate with teams to assess risk and ensure robust delivery
Stack:
Infrastructure: AWS, GCP, bare metal, Kubernetes, Terraform, Terragrunt, Prometheus, Thanos, Helm, Hashicorp Vault, FluxCD
Software: Golang, Typescript, PHP, PostgreSQL, Solidity
Tooling: GitHub Actions, Grafana, GitOps CI/CD pipelines
Requirements:
5+ years in infrastructure/platform engineering in high-standard environments (FinTech a plus)
Strong experience with Kubernetes and container orchestration
Proficiency in Terraform/Terragrunt and Helm for IaC and automation
Familiar with Prometheus/PromQL and observability tooling
Experience with secure infrastructure management (e.g. Vault, KMS)
Clear and confident in technical decision-making and collaboration
Proven interest in Web3, blockchain, cryptocurrency — with understanding of protocols, staking, and DeFi. Check our Tech Blog [https://www.kiln.fi/blog] and Open-Source Contribution [https://www.kiln.fi/open-source]
Nice-to-have:
Experience building internal developer platforms
Familiarity with high-availability systems at scale
Experience designing, building and deploying user-facing, and/or API-based products.
Previous work in SOC2, ISO 27001, or other certified environments
Experience with data tooling (BigQuery, Airbyte, DBT, ….)
About Kiln:
Kiln is the leading enterprise-grade rewards platform that enables institutional customers to stake assets and integrate staking & DeFi functionality into their offerings. Our API-first platform provides fully automated validators, staking & DeFi protocols access, and comprehensive data and commission management.
With $13+ billion in crypto assets staked through our platform, Kiln has established a strong presence on Ethereum, managing over 4.3% of the network through 45,000+ validators — all with zero slashing events.
Kiln serves more than 140 leading customers, including Binance, BitPanda, Bitgo, Fireblocks, VanEck, and TrustWallet.
Our team of 100 ecosystem enthusiasts brings experience from industry leaders like Google, Circle, Ledger, Chainalysis, and other prominent technology and cryptocurrency companies.
We've raised $30M in total funding from prominent investors including 1kx, Crypto.com, Illuminate Financial, Consensys, Wintermute, Kraken Ventures...
Join Kiln and help us make the web more secure, stable, decentralized, and fair!
How Kiln will support you:
A fast-paced, no bureaucratic work environment
Equity share options in the business: if Kiln succeeds, we all succeed!
Competitive salary
Flexible holiday
Flexible remote working
Internet connection paid up to €50/month
Significant personal development and tech conf budget
Your interview process:
Recruiter Interview (40 min)
Take-home test (< 2 hours)
Technical Interview (90 min)
Core Values Interview (45 min)
Founders Interview (30 min)
Offer!
Please note that we are not sponsoring visas for persons without work authorization in the UK or the EU. This role is specifically for employees (no B2B or contractors) based in the EU and the UK.