Senior Software Engineer – 3DS Payments

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Entersekt

WebsiteLinkedInAll Job Openings

51 - 200 employees

🔐 Security

💳 Fintech

🏦 Banking

💰 Venture Round on 2022-06

Security • Fintech • Banking

Entersekt is a global leader in authentication and fraud prevention solutions for the financial services sector. Their patented Context Aware™ Authentication technology positions them as an industry pioneer in providing secure and seamless digital banking and payment experiences. Entersekt's platform is integrated with multiple banking channels, offering 3-D Secure payments and regulatory compliance solutions to financial institutions, including banks and payment processors across the United States, Europe, and Africa. With a commitment to reducing fraud and friction in financial transactions, Entersekt delivers cutting-edge security measures to protect against threats while enhancing user experience.

📋 Description

• Design, develop and maintain backend services within the 3DS Payment’s platform • Build and maintain RESTful APIs and distributed systems • Develop and support Java applications deployed on Apache Tomcat • Design, optimise and maintain MySQL database schemas and queries • Identify and resolve performance, stability and production issues • Contribute to architectural decisions and technical tradeoffs • Ensure systems adhere to secure coding practices and compliance requirements • Collaborate with product, QA and DevOps teams throughout the delivery lifecycle • Mentor and support other engineers within the team • Take ownership of features and services from design through to production

🎯 Requirements

• 5 - 8+ years of professional software engineering experience with strong proficiency in Java (Java 11+ required; newer LTS versions a plus). • Experience developing applications running on Apache Tomcat. • Solid experience with MySQL or similar relational databases, including: • Schema design • Query optimisation and indexing • Performance tuning and troubleshooting • Experience building RESTful APIs and working with distributed systems. • Strong understanding of software design principles (OOP, SOLID, clean architecture). • Experience using Git or similar version control systems. • Strong understanding of secure coding practices, including OWASP Top 10. • Experience working in regulated environments (e.g. PCI DSS, GDPR). • Experience handling sensitive data such as cardholder data or PII. • Nice‑to‑have: • Experience with AWS (EC2, RDS, S3, IAM, CloudWatch) • Exposure to cloud‑native or cloud‑migrated architectures • Experience with Docker and/or Kubernetes • Familiarity with CI/CD pipelines and DevOps practices • Experience in payments, fintech or other high‑security domains

🏖️ Benefits

• Flexible hours • Remote work • Growth opportunities