Last updated: 2025-08-11

17 Backend Engineer jobs in Sydney.

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Constantinople

Constantinople is the first of its kind: an all-in-one software and operational platform for banks, providing cloud-native infrastructure and a comprehensive s…

Senior Software Engineer

Sydney

  • Skills: software solutions, cloud-native infrastructure, banking platform, reliability, scalability, security, designing, developing, cross-functional teams, automation
  • Level: mid
  • Type: full_time

Lyka

Lyka is an Australian founded pet wellness company focused on improving pet health through nutritionally balanced, wholefood meals delivered to homes across Au…

Engineering Manager

Sydney

  • Skills: Software Engineering, Engineering Management, Cloud Software, Typescript, Microservices, Postgres, AWS, Cross-functional collaboration, Customer retention, Sustainability
  • Level: senior
  • Type: full_time

Mathspace

Mathspace is on a mission to change maths education, by helping students and teachers with smarter, interactive learning software. We’re an agile run, product-…

Software Engineer

Sydney

  • Skills: software engineering, communication skills, Python, GraphQL, Django, quality, design, user experience, web products, agile
  • Level: mid
  • Type: full_time

UpGuard

UpGuard’s mission is to protect the world’s data. We obsessively seek out elegant, robust ways to enable our customers to find, acknowledge, and remediate cybe…

Software Engineer

Sydney

  • Skills: cybersecurity, SaaS platform, third-party risk, data presentation, webscale problems, big data, high throughput, massive concurrency, software performance, security posture
  • Level: mid
  • Type: full_time

OG Startup

We move fast. We ship weekly—new features, improvements, and fixes go live fast. Our infra runs cluster scale up tests daily. We test big. Every month, we stre…

Elixir Developer

Sydney

  • Skills: Elixir, Erlang, Gleam, Distributed Systems, Fault-tolerant, Event-driven architectures, Cloud integrations, AI infrastructure, Real-time data pipelines, Security best practices
  • Level: mid
  • Type: full_time

Blinq

Blinq is focused on building the world's #1 digital business card, helping people stay genuinely connected through intuitive tools.

Staff Backend Engineer

Sydney

  • Skills: Backend Engineering, System Architecture, Service Ownership, Infrastructure Scaling, Real-time Systems, High-impact Problems, User Experience, Team Collaboration, Code Quality, Impactful Solutions
  • Level: mid
  • Type: full_time

Canva

Canva is a graphic design platform that allows users to create social media graphics, presentations, posters, documents, and other visual content.

Senior Backend Software Engineer

Sydney

  • Skills: JavaScript, TypeScript, Python, Java, Terraform, CI/CD, observability, security, Cloudflare, Load Balancing
  • Level: mid
  • Type: full_time

Ofload

Ofload is transforming the freight industry in Australia by leveraging technology, data, and strategic partnerships to connect customers with efficient transpo…

Senior Software Engineer

Sydney

  • Skills: PHP, Laravel, SQL, Data Automation, Scalable Systems, Test Driven Development, DBT, BI Tools, Design Patterns, Git
  • Level: mid
  • Type: full_time

Blinq

At Blinq, we believe the first interaction can spark opportunities that last a lifetime. That’s why we built the world’s #1 digital business card - an instant,…

Senior Backend Engineer

Sydney

  • Skills: APIs, services, identity sharing, real-time analytics, design systems, scaling, architectural decisions, performance, reliability, abstraction
  • Level: mid
  • Type: full_time

Constantinople

Constantinople is the first of its kind: an all-in-one software and operational platform for banks. We provide our banking clients with a cloud-native infrastr…

Senior Backend Engineer

Sydney

  • Skills: banking, cloud-native, automation, backend, scalability, security, React, React Native, cross-functional, UX
  • Level: mid
  • Type: full_time

Canva

Engineering Manager - API Platform

Sydney

  • Skills: backend components, microservices, CI/CD pipelines, observability tooling, security best practices, automation, cloud trade-offs, architecture, design patterns, reliability
  • Level: mid
  • Type: full_time

Easygo

Easygo leads the world in crafting top-tier entertainment experiences. Within our engineering organization, we foster a continuous learning environment, consta…

Software Engineer

Sydney

  • Skills: scalable software design, cloud computing, Node.js, TypeScript, technical leadership, system optimization, problem-solving, cross-functional collaboration, mentorship, software quality
  • Level: mid
  • Type: full_time

Atomi

Join Atomi: Innovate, empower and inspire in the Edtech world. Our mission is to help unlock the world’s potential by optimising the way we teach and learn. Wi…

Senior Backend Developer

Sydney

  • Skills: backend development, backend engineering, system design, data architecture, performance improvement, reliable systems, collaborative work, education technology, agile methodology, user experience
  • Level: mid
  • Type: full_time

Canva

Company Description

Staff Software Engineer - API Platform

Sydney

  • Skills: API architecture, technical roadmap, service performance, mentorship, cloud infrastructure, reliable scaling, design documents, collaboration, resiliency patterns, distributed systems
  • Level: senior
  • Type: full_time

Q-CTRL

Founded in 2017, Q-CTRL has grown to become the global leader in quantum. We’re using control to solve the hardest problems facing quantum technology, improvin…

Senior Back-end Engineer

Sydney

  • Skills: quantum technology, back-end engineering, cloud-based solutions, distributed computing, quantum computing, high-performance systems, task engine, performance management software, cross-functional teams, sysdesign
  • Level: mid
  • Type: full_time

Canva

Join the team redefining how the world experiences design.

Staff or Principal Engineer

Sydney

  • Skills: backend, scalable systems, Java, Kotlin, observability, high-volume services, team management, software development, AWS, engineering excellence
  • Level: mid
  • Type: full_time

Xpansiv

Xpansiv is a trailblazer in the energy and environmental commodities market, operating an integrated, open, and neutral market platform designed to accelerate …

Software Engineer- API

Sydney

  • Skills: API, TypeScript, Rust, REST, Kafka, integration testing, message schemas, data structures, trading system, real-time data
  • Level: mid
  • Type: full_time

Prezzee

We’re building human connections through unforgettable gifting moments. With over 1,000 brand partners globally, we’re transforming how people give and receive…

Technical Lead (Backend/Fullstack)

Sydney

  • Skills: Python, Django, FastAPI, GraphQL, MicroServices, CI/CD, DevOps, AWS, AI, software engineering
  • Level: mid
  • Type: full_time

IMC

IMC is a global trading firm powered by a cutting-edge research environment and a world-class technology backbone. Since 1989, we’ve been a stabilizing force i…

Business Intelligence Developer

Sydney

  • Skills: Python, Django, Celery, PostgreSQL, API development, microservices, DevOps, unit testing, Qlik, AI/ML
  • Level: mid
  • Type: full_time

Okendo

We believe happy customers make the best marketers. That’s why we built Okendo – the customer marketing platform that creates stronger connections between cons…

Senior Backend Engineer (Node.js)

Sydney

  • Skills: Node.js, AWS, API Gateway, Lambda, DynamoDB, TypeScript, Terraform, Software Development, System Architecture, CI/CD
  • Level: senior
  • Type: full_time