PHP Developer

Hi! We're Mercuryo, and we’re on a mission to redefine finance by blending the best of traditional banking with the power of decentralized finance (DeFi). We believe everyone deserves seamless access to Web3 and traditional financial services, so we're building the platform that makes it real: one that simplifies crypto and integrates it into the broader financial ecosystem.

Since launching in 2018, we've grown into a recognized force in the industry, named one of Europe's Fastest-Growing Startups 2025 by Sifted and awarded Best Crypto On-Ramp & Payments Solution 2025 by Cryptonomist. We've partnered with leading brands including Visa, Mastercard, MetaMask, Trust Wallet, Ledger, and Jupiter, powering over 200 products and collaborating directly with major ecosystems like Solana, Consensys, and BNB Chain.

 

Why Mercuryo?

Industry Impact

Join us in helping world-class Web3 projects onboard millions of new users into the next generation of finance.

 

Innovative Environment

Collaborate with more than 300 talented professionals from diverse backgrounds — including banking, SaaS, and Web3 — all united in delivering outstanding user experiences.

 

Growth and Learning

Our expanding network of 200+ B2B partnerships and a user base of over 7 million means there’s always room to grow your skills, tackle new challenges, and push boundaries.

 

Flexible Culture

We’re remote-first, celebrating diversity across 30 countries. At Mercuryo, you’ll be empowered to take ownership of your work, spark creativity, and shape how we move forward together.

 

About the Role:

We are looking for a Senior PHP Developer who will strengthen the team. You will report directly to the Head of PHP.

Our Technologies:

• PHP 8.3 - 8.4, Golang
• Codeception/PHPUnit, PHPStan, Rector, Code style checks + CI/CD in GitHub
• MySQL 8.0, PostgreSQL 15
• RabbitMQ, Redis
• Graylog, Jaeger, Prometheus, Grafana
• JIRA for task management
• Kubernetes and Docker for local development

Your Role:

• Optimize the performance of PHP 8.1+ applications and troubleshoot issues.
• Maintain and develop new internal/external integrations with providers and microservices.
• Refactor and optimize existing monolithic code.
• Write unit tests to ensure code quality.
• Develop and document APIs.
• Conduct code reviews and participate in cross-reviews.
• Collaborate closely with the QA and Product teams.
  

What We’re Looking For 

• Ability to take responsibility for tasks and proactively address challenges.
• 5+ years of professional experience in PHP development.
• Familiarity with popular frameworks such as: Laravel, Symfony, and Yii.
• Strong knowledge of SQL (MySQL), including the ability to build complex queries, work with aggregations, and optimize indexes. Understanding of transactions is also important.
• Experience with REST APIs.
• Familiarity with microservice architecture.
• Experience with Redis/Memcache for caching strategies.
• Practical experience with RabbitMQ or similar message brokers to build scalable, asynchronous systems.
• Understanding of shared resources, locks, idempotency, ACID principles, etc.
• Hands-on experience with Docker.
  

What We Offer:

• Competitive market rate salary and performance-based incentives.
• 22 days annual leave with an additional 6 company days, plus bank holidays. 
• Comprehensive health insurance plans.
• Extensive Benefits program.
• Flexible work schedule and remote work options.
• Professional development and training opportunities.
• Opportunity to shape the initiatives you’re working on.
• Diverse and friendly team.
• We are open-minded to new ideas.

Join Us

If you're driven to be a part of the web3 forefront and are keen to leave your mark on this rapidly evolving field, Mercuryo is an excellent choice. Discover our open positions and see how you can contribute to shaping the future!

Mercuryo is an equal opportunity employer and prohibits discrimination and harassment of any kind. We are committed to providing employees with a work environment that is progressive and open-minded. Our employment philosophy is to hire the best people and empower them to do the best work of their lives. Employment decisions are based on business needs and individual merit, without regard to race, colour, religion, ethnicity, sexual orientation, nationality, marital status, gender, age, disability, veteran status, or any other characteristic protected by law. Mercuryo is also committed to providing reasonable accommodations during the application process for qualified individuals with disabilities. If you require assistance to complete your application, please contact our Talent Team.