--- title: 'Senior Software Engineer: 3DS Payments at Entersekt' canonical: 'https://feeny.ai/job/senior-software-engineer-3ds-payments-entersekt-south-africa-cahhv1wzp378' type: 'job' last_seen: '2026-11-08' --- # Senior Software Engineer: 3DS Payments at Entersekt - **Company:** Entersekt - **Location:** South Africa - **Work type:** remote - **Posted:** 2026-06-10 - **Last confirmed live:** 2026-11-08 - **Apply:** https://job-boards.greenhouse.io/entersekt/jobs/6008895004 ## Job description ## Why Entersekt Founded over 16 years ago, with more recent investments from Accel-KKR, Entersekt is a leader in digital banking fraud prevention and payment security, including mobile authentication, mobile app security, and 3D Secure authentication for issuers, acquirers and payment networks. We offer highly scalable products with a track record of success across multiple continents. Entersekt enables secure digital transactions for leading financial institutions globally. We exist to create a world where everyone can transact digitally without fear or compromise. Currently, we protect the digital transactions of over 210 million active users on our platform and hold 120 active patents that recognize innovation in digital security, payments, and user experience. Entersekt offers customers secure authentication and digital payments experiences that remove unnecessary friction. Entersekt has a diverse product portfolio and aggressive roadmap that positions the company well to sustain competitive advantage as it expands globally with emphasis on North America and European markets. The Ideal Candidate The ideal candidate is a senior backend engineer with strong Java expertise who is comfortable working on security‑critical, regulated systems. You have experience designing, building and maintaining distributed backend services, enjoy taking ownership of complex technical problems, and are able to balance delivery with long‑term maintainability. You are confident working independently, contributing to architectural decisions, and mentoring other engineers, while collaborating closely with product, QA and DevOps teams. Experience in payments, fintech or other high‑security environments will be a strong advantage. ## The Role As a Senior Software Engineer in the 3DS Payments team, you will work on backend services that support secure payment authentication and the handling of sensitive data. The role focuses on developing and maintaining Java‑based services, improving system reliability and performance, and ensuring compliance with security and regulatory requirements. You will contribute to system design, guide technical decision‑making, and help drive continuous improvement across the codebase and platform. ## Responsibilities - 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 ## Skills and Experience Successful candidates for this role will generally possess the following qualifications and skills: - 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 Personality Attributes - Strong problem‑solving and analytical thinking skills. - Clear and effective communicator with both technical and non‑technical stakeholders. - Comfortable working independently and taking ownership. - Collaborative team player with a pragmatic, delivery‑focused mindset. - Strong attention to quality, security and maintainability. We place a lot of value on how we treat prospective employees and appreciate the time and effort that goes into job hunting. That is why we aim to keep the hiring process as quick and seamless as possible while ensuring the best possible fit for both you and the company. Working at [Entersekt](https://www.entersekt.com/careers) is truly a dream. You get exposed to cutting-edge technology, colleagues who are leaders in their fields, and an awesome working environment that includes flexible hours, remote work, and plenty of growth opportunities. Apply for this position by following the "apply now" tab and or viewing our other roles at [Entersekt Careers](https://www.entersekt.com/careers) page. Entersekt is an Equal Opportunity Employer: We are committed to building an inclusive and diverse workforce that reflects the global communities we serve. For all South Africa-based roles, preference will be given to candidates from historically disadvantaged groups, in accordance with local Employment Equity objectives. ## About Entersekt ## Company Overview - **One-liner**: Entersekt provides a unified platform for banking and payment authentication, using real-time risk intelligence to reduce fraud and friction for financial institutions. - **Entity Type**: Private (Funding stage: Not publicly disclosed; appears bootstrapped/growth-stage) - **Headquarters**: Atlanta, Georgia, USA (Global offices in Stellenbosch, South Africa; Ebene, Mauritius; London, UK; Tallinn, Estonia) - **Founded**: 2008 - **Founders**: Not widely named in public sources; CEO co-founder is Schalk Nolte ## Core Business - **Primary industry**: Financial Technology (Fintech) – Digital Banking Authentication, Payment Security, Fraud Prevention - **Target customers**: B2B – Financial institutions (banks, credit unions, payment processors) across 70+ countries. - **Mission or purpose**: "We exist so that financial institutions can give their customers the confidence to transact anywhere in the world without fear, fraud, or failure." [entersekt.com](https://www.entersekt.com/why-entersekt/careers) ## Products & Services - **Context Aware™ Authentication Platform**: The core technology that unifies banking login, transaction approvals, and payment authentication (3-D Secure) into a single, intelligent system. It uses patented technology to analyze behavior, device, and transaction signals in real time to assess risk and apply the right level of authentication. - **Authentication Advisor**: A risk intelligence tool that powers every platform decision by analyzing behavior, device data, and global signals, learning continuously from outcomes. - **3-D Secure (3DS)**: Frictionless authentication for card-not-present payments, designed to reduce false declines and improve transaction success rates while meeting regulatory requirements. - **Account Takeover Prevention**: Solutions specifically designed to stop complex, AI-driven scams (ATO) using adaptive, low-friction security. ## Market Standing - **Valuation/Market Cap**: Not publicly disclosed - **Key Metric**: **7.5 billion+ transactions secured every year**. The company reports serving banks across 70+ countries, with a 98% frictionless authentication rate and a 90% reduction in account takeover incidents. [entersekt.com](https://www.entersekt.com/why-entersekt) - **Notable Investors/Partners**: Not explicitly listed; known to work with major financial institutions like Capitec Bank and FirstBank as customer case studies. [entersekt.com](https://www.entersekt.com/why-entersekt) - **Growth Signals**: Recognized in the top 15 globally for account takeover prevention (Liminal Link Index). The company is actively expanding in North America and Europe. [entersekt.com](https://www.entersekt.com/why-entersekt) ## Competitive Advantages - **Patented Context Aware™ Authentication**: A proprietary, patented technology that unifies banking and payment authentication on a single platform, closing gaps between channels. - **Focus on Financial Institutions**: Deep, specialized expertise in the regulatory and security needs of banks and credit unions, acting as a partner rather than just a vendor. - **Real-World Results**: Proven ability to deliver high frictionless rates (98%) while simultaneously reducing fraud (90% reduction in ATO), solving the core tension in digital security. - **Signal Unification**: The ability to combine behavior, device, and transaction signals into one decisioning engine, providing context-aware security that adapts to real behavior. ## Strategic Focus - **Platform Integration**: Continuing to integrate banking and payment authentication into a single, cohesive platform. - **Expansion in North America and Europe**: Scaling their presence and team in these key regions. - **AI-Driven Scam Prevention**: Staying ahead of sophisticated, AI-driven fraud attacks (like ATO) by enhancing their real-time risk intelligence engine. - **Customer Experience**: Driving growth by helping clients like Capitec Bank increase conversion (by 54%) and transaction value (by 149%) while reducing friction. [entersekt.com](https://www.entersekt.com/why-entersekt) ## Why Work Here - **Mission-Driven Work**: Employees contribute directly to protecting global financial systems and making digital interactions safer for millions of people. The work is described as "high-stakes" and meaningful. - **Flexible Working**: The company offers hybrid and remote work models with core hours, allowing flexibility. They also offer work-abroad opportunities. [entersekt.com](https://www.entersekt.com/why-entersekt/careers) - **Global Exposure**: With teams across North America, Europe, and Africa, employees work across regions, teams, and time zones. - **Learning & Growth**: Entersekt University provides learning opportunities, along with coaching, mentoring, and paid study leave. The culture emphasizes growth and "raising the bar." - **Reward & Recognition**: The company focuses on rewarding output and results, with a culture that values giving credit where it's due. - **Culture**: Values are centered around growth, inclusive leadership, open communication, and teamwork. Weekly check-ins and quarterly growth discussions are standard. - **Total Employees**: ~214 (per Built In profile). [builtin.com](https://builtin.com/company/entersekt) ## Sources 1. [entersekt.com](https://www.entersekt.com/) 2. [entersekt.com/why-entersekt](https://www.entersekt.com/why-entersekt) 3. [entersekt.com/why-entersekt/careers](https://www.entersekt.com/why-entersekt/careers) 4. [builtin.com/company/entersekt](https://builtin.com/company/entersekt) 5. [linkedin.com/company/entersekt](https://www.linkedin.com/company/entersekt) ## Other roles at Entersekt - [VP & GM: Product Platform](https://feeny.ai/job/vp-gm-product-platform-entersekt-south-africa-x933gtad9nwb) — South Africa - [Systems Integration Engineer](https://feeny.ai/job/systems-integration-engineer-entersekt-south-africa-dyzjj3vtd9kp) — South Africa