About Us
Live Payments is one of Australia&039;s leading payment service providers, servicing thousands of businesses across Australia. We continue to innovate our payment solutions and expand our product offering alongside our industry leading strategic partners, including Qantas Loyalty and Prospa.
Live Payments is seeking an experienced Backend Developer to join our growing/ multi- national team. Reporting directly to our Vietnam- based Team Lead, the Backend Developer will work closely with the development team to design and build applications for our growing product portfolios.
Key Responsibilities
Build and maintain high- performance APIs with strict performance and reliability requirements
Participate in architecture and performance design reviews
Implement robust error handling, retry strategies, and reconciliation processes
Ensure idempotency, consistency, and fault tolerance across processing flows
Design and implement high- throughput, low- latency backend services using Node.js and Golang
Design and maintain scalable microservices capable of handling high transaction volumes
Work closely with DevOps teams to improve observability, monitoring, and alerting
Conduct code reviews with a strong focus on performance, security, and reliability
Required Skills
Strong backend development experience with Node.js and Golang
Solid experience with performance profiling and optimisation
Strong knowledge of RESTful API, socket protocol, design and backend architecture
Familiarity with security best practices for backend systems
Experience with relational databases (PostgreSQL/MySQL/SQL Server) and transactional data modelling
Infrastructure- as- Code experience (Terraform, CloudFormation, etc.)
Proven experience building high- performance or high- traffic systems
Understanding of distributed systems concepts (timeouts, retries, circuit breakers, idempotency)
Deep understanding of concurrency, asynchronous programming, and multithreading
Desirable Skills
Knowledge of AS2805, ISO 8583, ISO 20022 or equivalent payment message formats.
Knowledge of PCI DSS or payment security standards
Design systems that operate reliably across multiple cloud providers (e.g. AWS, GCP, Azure)
Experience handling peak traffic, failover, and disaster recovery
Experience working on payment gateways, fintech, or financial systems
Optimise system performance across CPU, memory, I/O, and network latency
Knowledge of rate limiting, throttling, and traffic shaping
Benefits
Premium health insurance (covering spouse & children)
Biannual performance reviews to support your career growth
Generous leave: 14 annual leave days, 5 sick leave days, 3 conference leave days, and 1 birthday leave day per year
Annual health check- ups & vaccinations
International, dynamic & friendly working environment
Full salary during probation period
Personal learning & career development allowance (15.6 million VND/year)
Social insurance contributions based on full salary, in accordance with Vietnam Labor Law.
Company laptop provided
Regular team dinners & team building activities
Free parking, coffee, snacks, and more
13th month salary & performance bonus
Comprehensive health scheme (6.2 million VND/year)
Clear and attractive career path opportunities
