Senior Python Engineer (Crypto)

We are looking for a Senior Python Engineer with solid crypto experience to join our team. In this role, you will design and build secure, scalable systems that power cryptocurrency trading, custody, and settlement, while collaborating closely with cross-functional teams to deliver high-quality solutions.
Kindly note that this role supports remote work, but only from within Ukraine.
Responsibilities
Collaborate with team members and stakeholders in developing features and new products
Develop solutions according to specified business requirements
Define and write up the technical spec, including the appropriate technology and workflow to coding standards
Demonstrate and present implementation to team leaders/heads/CTO
Implement unit and integration tests
Ensure software meets all requirements of quality, security, modifiability, and extensibility
Participate in code reviews, identifying anti-patterns and refactoring opportunities
Design and implement secure integrations with blockchain networks, crypto exchanges, and digital wallets
Contribute to the development of systems supporting cryptocurrency trading, custody, and settlement
Perform other duties as deemed necessary from time to time
Requirements
Bachelor's degree in Computer Science or a related field
3+ years of experience in software development and coding in Python
Excellent knowledge of software and application design and architecture, with a technical mindset and great attention to detail
Understanding of software quality assurance principles and SDLC processes
Background in service-oriented architecture (SOA), developing microservices, and managing containerized applications
Proficiency in SQL and NoSQL databases
Familiarity with RabbitMQ, Kafka, or similar messaging systems
Experience building WebSockets
Skills in Kubernetes and IaC tools such as Terraform and Helm
Competency in version control and continuous integration using Git and Jenkins
Understanding of web security standards and best practices
Strong knowledge of blockchain fundamentals, cryptography, and digital assets
Hands-on experience integrating with crypto APIs (REST/WebSocket), smart contracts, or blockchain SDKs
English proficiency at an Upper-Intermediate level (B2) or higher
Nice to have
Knowledge of PHP
Exposure to DeFi protocols
Familiarity with Web3 frameworks
Experience with digital custody systems
We offer
With us you can:
Work on a flexible schedule remotely or from any of our comfortable offices or coworking spaces in Ukraine
Receive the necessary equipment to perform your work tasks
Change projects and technology stacks within EPAM
Gain experience in various business domains (Insurance, E-commerce, Healthcare, Finance, Travelling, Media, Artificial Intelligence, and more)
Relocation opportunities may be available for eligible candidates, depending on the role and openings at other EPAM locations
Participate in volunteer, charity programs and communities (both technical and interest-based)
We focus on your professional growth:
You can plan your individual career path together with your manager
Receive regular feedback from colleagues
Improve your English for free with certified teachers (Speaking Clubs, client interview preparation courses, etc.)
Get the opportunity to undergo free training and certification in AWS, GCP, or Azure Clouds
Use the internal E-learn training program (18,200+ specialized training and mentoring programs)
Access corporate accounts on LinkedIn Learning, Get Abstract and other partner resources
Study at EPAM Solution Architecture School with the instructors who are practicing architects
Develop as a leader, join Delivery Management, Resource Management, Leadership Essentials school and more
Participate in internal communities (500+ meetups, technical discussions, brainstorming sessions, online events and conferences annually)
What we offer:
Vacation and sick leave (including a sick leave without a medical certificate)
A wide range of Voluntary Medical Insurance programs providing both medical treatment and various preventive options (including sports activities)
Medical insurance for family members at corporate rates
Company support during significant life events (childbirth or adoption, marriage, etc.)
Support for psychological comfort: discounts on services from mental health specialists or coaches, thematic training
E-kids program - a free programming language training program for EPAMers' children
Kindly be advised that the set of benefits, including learning, certification, and other opportunities, may vary depending on the role you apply for. Our recruiter will be able to share more details about the specific opportunity during your general interview.
EPAM strives to provide its global team of over 62,350 professionals in more than 55 countries with opportunities for professional growth from day one of collaboration. Our colleagues are the source of EPAM's success, so we value cooperation, strive to always understand our clients' business and aim for the highest quality standards. No matter where you are, you will join a dedicated, diverse community that will help you realize your potential to the fullest.

Work arrangement
Yes