Senior/Lead Software Engineer (Modbus + Go)

We are looking for a Senior/Lead Software Engineer specializing in Modbus and Go to join our team building industrial IoT solutions. You will ingest real-world machine data using Modbus RTU/TCP, normalize it via EdgeX Foundry and transmit it securely northbound through MQTT, OPC UA and cloud platforms. Please note that this role requires a business trip to Denmark for a week or two for onboarding purposes.

Kindly note that this role supports remote work, but only from within Ukraine.

Responsibilities

• Configure and maintain the device-modbus-go service for Modbus RTU/TCP communication
• Write YAML Device Profiles mapping raw Modbus register tables to logical device resources
• Build data pipelines using EdgeX Core Services and Application Services to route data northbound
• Manage Modbus RTU serial communication including daisy-chains, baud rates, parity and stop bits
• Handle Modbus TCP socket management, multiple client-server connections and IP addressing
• Parse raw 16-bit registers to decode 32-bit floats and integers, including byte/word swapping
• Modify Go source code to build custom device service functionalities
• Deploy Docker containers, configure shared volumes and map serial host paths
• Troubleshoot issues across software, network and physical wiring layers
• Respect OT constraints to avoid disrupting factory floor operations
• Travel to Denmark for a week or two for onboarding purposes

Requirements

• 5+ years of experience configuring EdgeX device services and Modbus device profiles
• Knowledge of Modbus RTU (RS-485) and Modbus TCP protocols
• Expertise in Go (Golang), or alternatively C++ or Python
• Understanding of data translation techniques for 16-bit register parsing into 32-bit floats and integers
• Familiarity with Docker and Docker Compose
• Competency in Linux OS command line and network diagnostics on edge systems
• Strong analytical and diagnostic troubleshooting skills
• Understanding of OT constraints and factory floor safety practices
• Flexibility to travel internationally for onboarding purposes

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.