Senior/Principal Software Engineer (Perl) - OP02075

We are hiring in Croatia! 🟢 Dev.Pro is a global team of IT professionals helping tech companies scale their business through software engineering expertise. Operating as a remote-first company, our developers work across 55+ countries on five continents, giving us the flexibility and skillset to deliver high-quality engineering for projects of any size or complexity. Clear communication and following through on our commitments are at the core of how we work. Our people have the freedom to work from anywhere, along with the opportunity to grow — both professionally and personally — as part of a diverse, dedicated team. We invite a Senior Software Engineer/Team Lead to join a long-term strategic project for a global payment technology company. You'll work on a mission-critical harmonization platform that connects diverse payment devices, merchant systems, and authorization networks through a unified transaction processing layer. In this role, you’ll combine hands-on engineering with technical leadership and work closely with client engineering stakeholders to support technical alignment and delivery, including regular on-site visits to Zagreb to represent technical expertise and strengthen client collaboration. 🟩 What's in it for you: Work on a mission-critical payment platform supporting transaction processing across multiple systems Take ownership of end-to-end delivery in a fast-paced, collaborative environment Act as a technical point of contact for client engineering discussions and alignment ✅ Is that you? 5+ years of hands-on software engineering experience Strong programming experience with Java Experience building and maintaining high-performance backend systems Solid understanding of backend architecture, APIs, integrations, and abstraction layers Experience with PostgreSQL, Git, CI/CD pipelines, and automated testing Strong background in card payment processing or banking domains Experience working in Agile environments with modern engineering practices Experience in a technical leadership or cross-functional team lead role Strong ownership mindset and ability to drive end-to-end delivery Strong communication skills and maturity in client and stakeholder collaboration High level of self-organization and reliability Solution-oriented mindset with ability to prioritize, follow up, and escalate when needed Upper-Intermediate+ English level and Croatian language proficiency Residence in Croatia or nearby countries and ability to travel periodically to Zagreb for on-site technical collaboration Desirable: Experience with Perl and willingness to work with existing Perl-based integration logic Experience with C Experience with .NET Experience in client-facing or on-site collaboration environments 🧩Key responsibilities and your contribution In this role, you'll work on a mission-critical payment processing platform that integrates and processes transactions across diverse payment devices, merchant systems, and authorization networks. Develop and maintain backend components for a payment processing platform Work with C and Java-based systems supporting core processing logic and integrations Collaborate with engineers, QA, BAs, and client stakeholders in a cross-functional Agile team Own delivery from design through implementation, testing, and release Participate in unit testing and CI/CD processes Participate in technical design discussions and code reviews Work with existing Perl-based components when needed Provide technical guidance, mentorship, and coordination within the team Identify risks, dependencies, and delivery blockers, and help resolve them Contribute to improvements in engineering practices and development processes Support alignment between technical solutions and client expectations Help build trust and effective collaboration with client engineering stakeholders 🎾 What's working at Dev.Pro like? ✔️ 30 paid days off per year — take them whenever you want for rest days, holidays, or personal time ✔️ 5 paid sick days, up to 60 days of medical leave, and 6 paid days off per year for major family events like weddings, funerals, or the birth of a child ✔️ Partially covered health insurance after the probation, plus a wellness bonus for gym memberships, sports nutrition, and similar needs after 6 months ✔️ Grow your skills with English lessons, online training, conferences, and the option to explore new career paths Our next steps: ✅ Submit a CV in English — ✅ Intro call with a Recruiter — ✅ Internal interview — ✅ Client interview — ✅ Offer Interested? Find out more: 📋How we hire 💻 LinkedIn Page 📈 Our website 💻IG Page By submitting application, I've read and agree to the Dev.Pro Private Policy and Consent on Processing of Personal Data . I agree to have my Personal Data being stored and processed by Dev.Pro.