M
Mastercard
Lead Software Engineer (Java, Python, Go)
Skills
PythonGolangJavaAIWorkdayCompliance
1 month ago
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Important information
Contract type:
Permanent
Location:
Ireland
Work mode:
Onsite
Published on:
11 September 2026
What they need
- Lead the modernization of platforms especially related to Fraud Rules/Engines and proven experience in large-scale migrations
- Collaborate, influence and work with cross functional teams to understand the requirements, identify solutions and provide technical thought leadership
- Ensure project implementation(s) are compliant with solution architectural design, established architectural patterns (where applicable), policies, standards, and best practices
- Ensure that solution architectural designs are aligned with business needs, infrastructure capabilities, and security & compliance requirements
- Drive a culture of engineering excellence - Leading software development projects, especially at an early stage (PoC, Pilot)
- Assist with project scoping, sizing, prioritizing, planning, and estimation
- Mentor development team on industry best practices
- Familiarity with AI technologies like Gen AI, LLMs relevant to Fraud Rules
- Hands on experience implementing design patterns and using multiple programming languages
- Experience building and operating scalable global platforms with high throughput, low latency with 5 9’s availability- Hands-on Software development experience. 8+ years in Software and micro-services architecture. Familiar with dev ops and IT Operations best practices
- Drives outcomes through strong commitment to timely delivery of key objectives
- Current understanding of best practices regarding application & system security
- Have strong decision-making skills, lead retrospection and continually improve as a result
- Hands-on technical leader who consistently demonstrates leadership, builds trust, focuses on talent development and inspires the team
- Understanding of loosely coupled and stateless systems
- Financial Domain preferable Banking Domain
- Strong communication skills – both verbal and written – with strong relationship building, collaborative skills and organizational skills
- Success with producing high quality project design deliverables and documentation
- Demonstrated track record with highly scalable, distributed systems
- Familiarity with performance tuning, designing for failure & automation
- Be a bar raiser with working experience across a variety of languages and frameworks, love declarative paradigm and functional programming
- Minimum bachelor’s degree in information technology, Computer Science or extensive work experience
- Extensive experience with databases: Relational & NoSQL
- Have a passion for continuous learning and enjoy challenging opportunities
- Must be high-energy, detail-oriented and proactive with the ability to function under pressure in an independent environment
- Can write high quality, secure and clean code in multiple programming languages (e.g., Go, Python, Java)
- Strategic Leader who has expertise with Fraud Rule Engines and proven experience in large-scale migrations
- Must have expert level knowledge of software development processes and be an experienced user of one or more Application Lifecycle Management tools
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