Blockchain Jobs in France

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Job Position Company Posted Location Salary Tags

Kiln

Paris, France

$133k - $135k

Kraken

France

$90k - $105k

Kiln

Paris, France

$87k - $100k

Kiln

Paris, France

$63k - $75k

Kiln

Paris, France

$84k - $90k

Waltio

Paris, France

$18k - $22k

Binance

Paris, France

Kiln

Paris, France

$54k - $72k

Kiln

Paris, France

$87k - $87k

EWOR GmbH

Lyon, France

$72k - $120k

Crypto.com

Paris, France

$33k - $75k

Kiln

Paris, France

$72k - $100k

Cryptio

Paris, France

$45k - $54k

Lobster

Paris, France

$40k - $100k

Ledger

Paris, France

$32k - $70k

Kiln
$133k - $135k estimated
Paris France
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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 Fullstack Engineer at Kiln, you will join our Software Development Team, composed of 14 engineers split into 4 squads, to build the future of our SaaS/API-first products [https://docs.kiln.fi/v1/]. You will report to our Lead Software Engineer, and collaborate with the Product, Infrastructure and Smart-Contract teams to work on the various products that Kiln offers.

Responsibilities:

  • Contribute to architectural decisions and technical strategy.

  • Be an active contributor within the Fullstack squad owning Kiln user-facing products (Dashboard, Widget).

  • Design, develop and implement new features :

    • 70% frontend (e.g. using our design system to build new features or adding new components to it…).

    • 30% backend (e.g. implement the transaction crafting part for a new protocol…).

  • Participate in code review, test and CI/CD processes, bug fixing, and code maintenance.

  • Interact with customers for debugging purposes and product discovery.

  • Make sure we respect any software security norms (Kiln is a SOC 2 Type 1 and Type 2 company).

  • Actively suggest continuous improvement of Kiln's platform and engineering practices.

  • Communicate with other Kiln teams to help them understand the Software roadmap and technical challenges.

Stack: TypeScript, React, PHP, Laravel, REST API

Other engineering stacks: Software (Golang); Smart contract (Solidity); Infrastructure (Kubernetes)

Requirements:

  • +3 years of experience as a Software Engineer (Backend, Frontend, or Fullstack), designing, building, and deploying user-facing and API-based products.

  • Proven TypeScript and React programming skills — professional experience in a production environment.

  • Familiar with software development best practices (Test, CI/CD, DevOps, Security…).

  • Previous experience collaborating in a team-based development environment is required (sprints, code reviews, standups, problem-solving sessions).

  • Curiosity and ability to dig into a topic and follow through.

  • Ability to balance between impact and thoroughness in a fast-paced environment.

  • Experience in web3, blockchain, and cryptocurrency, or proven personal experience (eg. Github project, hackathon...) — with solid understanding of protocols, staking, and DeFi.

  • Fluent in both French and English.

Nice-to-have:

  • Familiar with Ethereum Virtual Machine and smart contracts.

  • Experience building dApps using libraries such as Wagmi and Viem.

  • Knowledge on how to craft raw blockchain transactions.

  • PHP/Laravel programming skills.

  • Experience in a fast-growing, early-stage startup.

  • Living close to Paris or London

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 $11+ billion in crypto assets staked through our platform, Kiln has established a strong presence on Ethereum, managing over 5% 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 90 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:

  1. Recruiter Interview (45 min)

  2. Take-home test (< 3 hours)

  3. Technical Interview (60 min)

  4. Core Values Interview (45 min)

  5. Founders Interview (30 min)

  6. Offer!

Please note that we are not sponsoring visas for persons without work authorization in the country they are living in. This role is specifically for permanent employees (no B2B or contractors). Thank you!