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Senior Java Developer

3 hours, 14 minutes ago
Bulgaria
Full-time
Lead
Backend Engineer
Software Development
Ansible AWS BDD Confluence Cybersecurity GitHub Hibernate Java JavaScript JIRA JUnit Linux LLM MySQL PostgreSQL SPA Spring TDD Terraform
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emerchantpay

emerchantpay

emerchantpay specializes in providing seamless and secure online, mobile, and in-store payment processing solutions, along with risk and fraud management services, to help merchants enhance their conversion rates and expand their customer reach globally.

Diversified Financial Services
251-1K
Founded 2002
View All Jobs 12

Description

  • Design and implement complex payment workflows, APIs, and UI backends.
  • Develop and maintain highly available payment services targeting 99.99%+ uptime.
  • Apply test-driven development using tools such as JUnit.
  • Use AI coding assistants for implementation, refactoring, test generation, code review, and legacy-code exploration while validating output quality.
  • Contribute to shared AI tooling, including agent skills, project instructions, prompt templates, and MCP configurations.
  • Apply secure and responsible AI practices in a PCI DSS environment to protect cardholder data, secrets, and sensitive information.

Requirements

  • 9–10+ years of experience with core Java and/or J2EE and Spring.
  • Experience with ORM solutions such as Hibernate.
  • Experience with MySQL and/or PostgreSQL.
  • JavaScript experience and solid front-end skills.
  • Comfort with TDD/BDD practices and JUnit.
  • Hands-on experience with AI coding assistants or agentic tools such as Claude Code, Kiro, Cursor, or GitHub Copilot, including prompt writing and critical code review.
  • Understanding of MCP server integrations and risks such as prompt injection and over-permissioned access.
  • Experience with modern API standards, SPA applications, large-scale codebases, or AI-assisted legacy modernization (preferred).
  • Experience with MCP servers, LLM integrations, RAG, tool calling, security, Linux, AWS, Ansible, Terraform, or payment systems (preferred).

Benefits

  • Fully distributed and remote work.
  • 25 days of paid holiday, increasing by one day every two years.
  • Professional development support including books, training, and certifications.
  • Team-building events and social activities.
  • Casual working environment with modern hardware.

Interested in this position?

Apply directly on the company website

Apply Now

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