About Zeller At Zeller, we're champions for businesses of all sizes, and proud to be a fast-growing Australian scale-up taking on the ambitious goal of reimagining business banking and payments.
We believe in a level playing field, where all businesses benefit from access to smarter payments and financial services solutions that accelerate their cash flow, help them get paid faster, and give them a better understanding of their finances. So we're hard at work building the tools to make it happen.
Zeller is growing fast, backed by leading VCs, and brings together a global team of passionate payment and tech industry professionals. With an exciting roadmap of innovative new products under development, we are building a high performing team to take on the outdated banking solutions. If you are passionate about innovation, thrive in fast-paced environments, embrace a challenge, hate bureaucracy, and can't think of anything more exciting than disrupting the status-quo, then read on to learn more.
About the role
As a Software Engineer (Payment Gateway) you will be responsible for developing, architecting, maintaining and supporting cloud native, highly available, robust and secure payment applications in the AWS environment. You will have knowledge in the payment domains of ISO8583, AS2805, HSM and acquiring connectors. You will have the experience and engineering skills in multi-threaded Java backend, API, SQL database development. You will be familiar with cloud native architectures with mix utilisation of serverless (Lambda, DynamoDB) and container based (ECS, Docker) environments.
With automation and maintenance being at the heart of our engineering principles, this position will have the enviable opportunity to adopt and promote best practices, bleeding edge technologies and trends. Not limited to a single product area or type, this role will work in a cross functional team with skill sets in full stack software engineering, devops, infrastructure, quality assurance and architecture. You will collaborate with a cross-disciplinary team to own product software development, contribute and promote standards and engineering best practices, support operational activities such as; process automation, compliance activities, SLA upkeep requirements.
You'll be tasked with translating business or product requirements into technical designs, hands-on implementation of the designs to see through its testing and deployment into various environments such as; development, stress testing, integration testing, staging and production. You will enjoy the fun of development from scratch in some application components while adhering to the company engineering standards, frameworks and best practices. You will also be a collaborative engineer capable of observing and contributing to existing works by other team members. Automation and maintenance is key, you will be excited to see through your contributions into production and maintain their longevity in the mission-critical environment.
Role responsibiities Develop, enhance payment gateway service (Switch, API, Card Vaults … etc) Develop and support AS2805, ISO8583 connectors Develop and interface with HSM (MAC, Decrypt, Encrypt, PIN Translation) Enhance cloud native switch in the AWS environment Support certification team with payment link certification Database development (SQL, NoSQL, DynamoDB) Non-functional enhancement (performance, high availability) Methodologically translate discussions with stakeholders, documents, own research findings into technical designs and implementation steps Experience and qualifications Minimum of a Bachelor degree in software engineering (or related) 4+ years of working experience in a technical hands on software engineering role Demonstrable experiences in developing mission-critical systems Build to last and go production mindset versus build as proof-of-concept Strong and practical coding skills with Java Strong knowledge in multi-threaded and socket programming Instinctive desire to maintain code quality, tidiness and zero technical debt Strong focus on test coverage (practice TDD, BDD) Good with API and its design/protocol e.g. Restful, Websocket, SOAP Can work with various databases to match query and storage requirements e.g. Aurora, DynamoDB, SQL, DocumentDB Experience in cloud native architecture Knowledge in secured coding e.g. OWASP, XSS, CORS Appreciation and know-how in CICD Experience in AWS Cloud environment (SNS, SQS; ElastiCache, Loading Balancing, ECS, ECR, Fargate, Auto-Scaling; AppMesh; S3, Aurora, RDS, DynamoDB, DocumentDB; CodePipeline, CodeBuild, CodeDeploy; CloudWatch logs, events, triggers; CloudTrail, X-Ray) Attributes Loves challenging the status-quo Ability to work autonomously yet collaboratively Prepared to be bold yet consistent with your engineering principles Logical, ethnical, mature and responsible Fast learner, humble and loves to share knowledge Calm and exercises positive level of stress in exceptional circumstances such as; production issues, timeline requirements. Like the rest of the team, you'll benefit from A competitive salary package, including equity from an early stage;
A balanced, progressive, and supportive work environment;
Excellent parental leave and other leave entitlements;
A fantastic office environment;
Endless learning and development opportunities;
Plenty of fun and social opportunities - we love to come together as a team;
An ability to influence and shape the future of Zeller as our company scales both domestically and globally;
Being part of one of Australia's most exciting scale-ups.
At Zeller, we are looking for passionate people with drive and integrity. You are encouraged to apply even if your experience doesn't exactly match this job description.
We want you to be able to show up at your best during the recruitment process. Please, let us know if you require any accommodations during your interview process with us.
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