👨🏻‍💻 postech.work

Senior Full Stack API Developer

Nixil • 🌐 In Person • 💵 $100,000 - $140,000

In Person Posted 2 days, 23 hours ago

Job Description

Work options:

Join one of Australia’s top banks as they embark on a major transformation of their customer entitlements platform within Identity \& Access Management (IAM).

This is a hands-on engineering role where you’ll work with the latest cloud, API, and microservices technologies—helping modernise critical platforms used by millions of customers.

If you enjoy solving complex problems, influencing architecture, and building high-quality systems in a true engineering-first environment, this is the role for you.

Design, build, test, and integrate new solutions into a modern IAM platform

Develop high-performing Java, Node.js, TypeScript, and JavaScript applications

Build robust APIs and microservices across a cloud-native AWS environment

Work closely with business stakeholders and cross-functional teams using Agile delivery

Apply an automation-first mindset across CI/CD, testing, and deployments

Debug, optimise, and continuously improve platform performance and reliability

Collaborate globally across time zones through documentation and regular video sessions

Support and mentor peers while contributing to an engineering-led culture

Essential MUST HAVE skills and experience:

8+ years of software engineering experience

Strong experience across Java, Node.js, JavaScript, TypeScript, React, AWS, SQL

Deep API and microservices development experience

Solid background working on banking or financial services systems

Strong cloud engineering experience (AWS preferred)

Proven capability with CI/CD, automation, testing, and modern DevOps practices

Excellent debugging, optimisation, and problem-solving skills

Strong communication and collaboration abilities, with experience working across distributed teams

Experience in unit, integration, and non-functional testing

Experience with Authentication / Authorisation technologies (OAuth2, OIDC, ForgeRock)

Ping Authorize / Symphonic

Kafka or other streaming/messaging platforms

Python

Automation testing tools (Karate, Gherkin, Cucumber)

Nice to have skills:

GraphDB experience (Neo4j, Neptune)

Observability tools: Splunk, AppDynamics, Grafana

AWS Certification

Kubernetes

GraphQL

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