Backend Developer Jobs in Sydney

Backend Developer jobs in Sydney hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $154,093/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

Sydney
AI/ML
Data Science
Backend
Frontend
Mobile
DevOps
Web3
Games
Hardware
Robotics
Security
QA
Executive
Networking
Product
Design
Analytics
Support
Enterprise Apps
Quantum

Alpaca

alpaca.markets
Alpaca is a developer-first financial infrastructure, clearing, and brokerage API enterprise headquartered in San Mateo, California. Founded in 2015 by Yoshi Yokokawa and Hitoshi Harada, the company has raised over $320 million in venture funding - including a $150 million Series D at a $1.15 billion valuation led by Drive Capital, alongside Citadel Securities, Portage, and Horizons Ventures.
alpaca.markets • HQ: San Mateo, United States • Cybersecurity • Blockchain & Crypto • Financial Services • FinTech • Capital Markets • Est. 2015
HQ: San Mateo, United States • Cybersecurity • Blockchain & Crypto • Financial Services • FinTech • Capital Markets • Est. 2015
Verified live · 9 min ago 2 months ago

Staff Software Engineer - New Markets Japan (JLPT N1 Fluent)

Equity • Staff+ • Remote (APAC) • Staff • Japanese: C1
C#
C++
Go
Java
Kotlin
Rust
Scala
DevOps
gRPC
Management
Slack
Apply
Verified live · 9 min ago 4 months ago

Senior Software Engineer - New Markets Japan (JLPT N1 Fluent)

Equity • Senior • Remote (APAC) • Senior • Japanese: C1
C#
C++
Go
Java
Kotlin
Rust
Scala
DevOps
gRPC
Management
Slack
Apply
Report

Appetise

appetiseinsights.io
We give food brands the ability to be a part of the moment where consumers are deciding what to eat and buy, and the intelligence to understand it. Our data comes from real behaviour, in real kitchens, at scale.
appetiseinsights.io • Sydney • Christchurch • Consumer Goods • 11-50 employees
Sydney • Christchurch • Consumer Goods • 11-50 employees
2 months ago

Principal Engineer

$106k per year • Lead • 10+ years expRemote/Hybrid (Sydney, Australia) • Principal
PHP
Python
SQL
Databases
Snowflake
AI/ML
Claude
Claude Code
dbt
Langfuse
LLM
DevOps
AWS
AWS Lambda
Apply
$71k – $95k per year • Senior • Remote/Hybrid (Sydney, Australia) • Senior
PHP
JavaScript
PHP
Laravel
AI/ML
Claude
Claude Code
LLM
Frontend
Vue.js
React.js
Mobile
Expo
React Native
Management
Slack
Apply
Report

Defuse Labs

defuse.org
Defuse Labs develops NEAR Intents to enable seamless cross-chain interactions in an automated world — connecting AI, services, and financial applications.
defuse.org • Artificial Intelligence • Web3 & dApps • Blockchain & Crypto
Artificial Intelligence • Web3 & dApps • Blockchain & Crypto
Open 131 dayVerified live · 1 day ago 5 months ago

Senior Software Engineer

$94k – $229k per year (Estimated) • Senior • Remote • Senior
Node JS
Rust
TypeScript
JavaScript
DevOps
GCP
Grafana
Kubernetes
Prometheus
Web3
NEAR
Smart Contracts
Apply
Open 154 daysVerified live · 1 day ago 6 months ago

Senior Software Engineer (Solvers)

$92k – $223k per year (Estimated) • Senior • 7+ years exp • Remote • Senior
JavaScript
TypeScript
C++
Rust
Web3
NEAR
Smart Contracts
MEV
Apply
Report

hipages

hipages.com.au
We are on a mission to make home improvement effortlessly efficient. Our aim is to create a seamless experience for tradies and homeowners in place of the current unreliable - and unproductive - process that makes it a feat of mutual endurance. We build technology that solves the frictions of an industry ready for optimisation, by redesigning the tradie/client relationship and transforming the way trade businesses operate.
hipages.com.au • Sydney • Commerce • Marketplaces
Sydney • Commerce • Marketplaces
2 months ago

Full Stack Tech Lead

$83k – $219k per year (Estimated) • Lead • Remote/Hybrid (Sydney, Australia) • Staff
AI Agents
LLM Guardrails
DevOps
CI/CD
Shift-Left
ArgoCD
AWS
GCP
GitHub Actions
Kubernetes
GitHub
Cybersecurity
Shift-Left Security
Analytics
A/B Testing
Apply
Report

Cognition

cognition.com
Cognition is an applied artificial intelligence lab founded in 2023 that created Devin, an autonomous software engineering agent able to plan, write and debug code across a full repository. The company drew attention for demonstrating long-horizon coding work rather than single-file completion, and it sells Devin to engineering organisations. In 2025 it acquired the Windsurf coding assistant team and product, broadening its developer tooling.
cognition.com • HQ: San Francisco, United States • Home Healthcare • Artificial Intelligence
HQ: San Francisco, United States • Home Healthcare • Artificial Intelligence
Verified live · 2 hours ago 2 months ago

Deployed Engineer - ANZ

$83k – $152k per year (Estimated)SydneyMelbourne • Remote (ANZ) • Full-Time
Cursor
Devin
Scale AI
Apply
Report

Zapier

zapier.com
Build and scale AI workflows and agents across 9,000+ apps with Zapier—the most connected AI orchestration platform. Trusted by 3 million+ businesses.
zapier.com • Artificial Intelligence • Data Integration • Business Process Automation (BPA) • Est. 2011
Artificial Intelligence • Data Integration • Business Process Automation (BPA) • Est. 2011
Verified live · 2 hours ago 3 months ago

Staff Backend Engineer, Commerce

Staff+ • 8+ years exp • Remote (AMER, EMEA, APAC) • Full-Time • Staff
ChatGPT
Claude
Management
Zapier
Apply
Report

Haast

haast.io
We help organisations manage digital risk, enabling them to find and resolve brand and legal compliance issues, across their entire presence, before they result in brand damage, lost revenue or even costly fines.
haast.io • Sydney • New York • Legal Services • Cybersecurity • Security Compliance
Sydney • New York • Legal Services • Cybersecurity • Security Compliance
$120k – $249k per year (Estimated) • Staff+ • Remote/Hybrid (Sydney, Australia) • Full-Time • Staff
Python
JavaScript
AI/ML
LLM
AI Agents
Frontend
Svelte
DevOps
GitHub
Management
Trello
Apply
Open 124 days 5 months ago

Senior Full Stack Engineer - Integrations

$69k – $195k per year (Estimated) • Senior • Remote/Hybrid (Sydney, Australia) • Full-Time • Senior
Node JS
Python
TypeScript
JavaScript
AI/ML
AI Agents
Design
Canva
Marketing
Salesforce
Apply
Open 124 days 5 months ago

Senior Full Stack Engineer

$69k – $197k per year (Estimated) • Senior • Remote/Hybrid (Sydney, Australia) • Full-Time • Senior
Node JS
Python
TypeScript
JavaScript
AI/ML
LLM
AI Agents
Design
Canva
Apply
Report

Karbon

karbonhq.com
Karbon is a practice management platform for accounting firms, bookkeepers and professional services teams. It unifies email, work, clients, billing and payments, and built-in AI (Kai) in one place.
karbonhq.com • HQ: San Francisco, United States • Financial Services • Software • Audit
HQ: San Francisco, United States • Financial Services • Software • Audit
Verified live · 2 hours ago 3 months ago

Fullstack Engineer

$76k – $139k per year (Estimated)In office (Sydney, Australia) • Bachelor's Degree
C#
JavaScript
SQL
TypeScript
C#
.NET
Frontend
Angular
Ember.js
Vue.js
React.js
Mobile
React Native
DevOps
Azure
Datadog
Analytics
A/B Testing
Apply
Report

Workyard

workyard.com
Workforce management built for the field. Track your crew with GPS. Save time. Cut costs. Ensure compliance. Get started in minutes with Workyard.
workyard.com • Sydney • Software • Professional Services • Human Resources • 51-200 employees • Est. 2017
Sydney • Software • Professional Services • Human Resources • 51-200 employees • Est. 2017
Verified live · 1 day ago 3 months ago

Software Engineer (Sydney)

$47k – $159k per year (Estimated) • Middle • 3+ years expIn office (Sydney, Australia) • Bachelor's Degree • Full-Time • Middle
PHP
TypeScript
PHP
Laravel
Apply
Report

Infomedia

infomedia.com.au
Infomedia builds parts catalogue and service software used by car manufacturers and dealerships worldwide. Its systems help service departments identify components and quote repairs accurately. The company is listed on the Australian Securities Exchange.
infomedia.com.au • HQ: Sydney, Australia • Loyalty Programs • Artificial Intelligence • Data & Analytics • Est. 1990
HQ: Sydney, Australia • Loyalty Programs • Artificial Intelligence • Data & Analytics • Est. 1990
Open 124 daysVerified live · 2 days ago 5 months ago

Senior Developer

$67k – $189k per year (Estimated) • Senior • In office (Sydney, Australia) • Senior
JavaScript
TypeScript
AI/ML
Copilot
Prompt Engineering
RAG
Frontend
Angular
React.js
DevOps
Amazon EC2
AWS
AWS Lambda
Bamboo
CI/CD
CircleCI
CloudFormation
Amazon S3
GitHub
New Relic
Vector
Amazon CloudWatch
Analytics
ETL/ELT
Apply
Open 136 daysVerified live · 2 days ago 5 months ago

Developer

$79k – $145k per year (Estimated)In office (Sydney, Australia)
JavaScript
TypeScript
AI/ML
Copilot
Prompt Engineering
RAG
Frontend
Angular
React.js
DevOps
Bamboo
CI/CD
CircleCI
GitHub
New Relic
Amazon CloudWatch
Apply
Report

Airwallex

airwallex.com
Airwallex is a global financial technology company that provides cross-border payment, treasury, and banking infrastructure for businesses. Founded in Melbourne in 2015, the platform offers multi-currency business accounts, foreign exchange, payment acceptance, corporate cards, and expense management tools. It helps companies optimize international transactions and scale globally by bypassing traditional, costly banking intermediaries.
airwallex.com • HQ: Singapore • Financial Services • FinTech • Payments • 1001-5000 employees
HQ: Singapore • Financial Services • FinTech • Payments • 1001-5000 employees
Verified live · 1 hour ago 3 months ago

Staff Software Engineer, AI Tooling (Information Security)

$136k – $283k per year (Estimated) • Staff+ • 8+ years expIn office (Melbourne, Sydney, Australia) • Bachelor's Degree • Full-Time • Staff
C++
Go
Python
DevOps
Kubernetes
Platform Engineering
Analytics
ETL/ELT
Marketing
Salesforce
Apply
Verified live · 1 hour ago 4 months ago

Staff Software Engineer, Business Accounts

$131k – $272k per year (Estimated) • Staff+ • 7+ years expIn office (Sydney, Australia) • Full-Time • Staff
Java
Kotlin
Java
Vert.x
Databases
Apache Kafka
DevOps
AWS
Docker
GCP
Grafana
Kubernetes
Prometheus
Splunk
Marketing
Salesforce
Apply
Verified live · 1 hour ago 4 months ago

Senior Software Engineer, Business Accounts

$76k – $215k per year (Estimated) • Senior • 5+ years expIn office (Sydney, Australia) • Full-Time • Senior
Java
Kotlin
Java
Vert.x
Databases
Apache Kafka
DevOps
AWS
Docker
GCP
Grafana
Kubernetes
Prometheus
Splunk
Marketing
Salesforce
Apply
Report

Mable

mable.com.au
Mable is an online care marketplace headquartered in Sydney, Australia, and founded in 2014. The platform connects older Australians and people with disability directly with independent support workers for personal care, domestic help, nursing, and social support. It operates within the National Disability Insurance Scheme and aged care funding systems, positioning independent workers as an alternative to traditional agency staffing.
mable.com.au • HQ: Sydney, Australia • Human Resources • Professional Services • Marketplaces • Home Healthcare • Commerce • Health Care • Elderly Care • Est. 2014
HQ: Sydney, Australia • Human Resources • Professional Services • Marketplaces • Home Healthcare • Commerce • Health Care • Elderly Care • Est. 2014
Verified live · 1 hour ago 3 months ago

Engineer

$41k – $143k per year (Estimated) • Junior • 2+ years expRemote/Hybrid (Sydney, Australia) • Full-Time • Junior
AWS
GitHub
Management
Jira
Apply
Open 189 daysVerified live · 1 hour ago 7 months ago

Senior Engineer

$66k – $187k per year (Estimated) • Senior • 3+ years expRemote/Hybrid (Sydney, Australia) • Full-Time • Senior
AWS
GitHub
Management
Jira
Apply
Report

CreditorWatch

creditorwatch.com.au
CreditorWatch provides commercial credit reporting and business risk data. Its alerts combine court actions, payment behaviour and administrative signals. Businesses use it to assess and monitor trade credit customers.
creditorwatch.com.au • HQ: Sydney, Australia • Cybersecurity • Est. 2010
HQ: Sydney, Australia • Cybersecurity • Est. 2010
Verified live · 5 hours ago 3 months ago

Developer Experience Engineer (AI-DLC)

$81k – $148k per year (Estimated)Remote/Hybrid (Sydney, Australia) • Full-Time
Go
PHP
Python
Databases
Databricks
AI/ML
Claude
Claude Code
Copilot
DevOps
Amazon EKS
AWS
CI/CD
Datadog
GitHub Actions
Platform Engineering
Terraform
Kubernetes
Amazon ECS
GitHub
Management
Jira
Apply
Report

Palantir Technologies

palantir.com
Palantir Technologies is an American software company founded in 2003 that builds platforms for integrating, analysing and acting on large and fragmented datasets. Its Gotham platform serves defence, intelligence and law enforcement customers, Foundry brings the same data-operating model to commercial industries such as manufacturing, healthcare and energy, and the Artificial Intelligence Platform layers large language models over both. Headquartered in Denver, Colorado and listed on the New York Stock Exchange since 2020, the company is known for deploying forward engineers directly inside customer organisations.
palantir.com • HQ: Denver, United States • Information Technology • Software • Defense AI • Artificial Intelligence • National Security • Analytics Platforms • Data & Analytics • 1001-5000 employees • Est. 2003
HQ: Denver, United States • Information Technology • Software • Defense AI • Artificial Intelligence • National Security • Analytics Platforms • Data & Analytics • 1001-5000 employees • Est. 2003
Intern • In office (Sydney, Australia) • Internship • Intern
C++
JavaScript
Python
TypeScript
Apply
$82k – $150k per year (Estimated)In office (Sydney, Australia) • Full-Time
C++
JavaScript
Python
TypeScript
Apply
Report

Udacity

udacity.com
Udacity is an online education company headquartered in Emeryville, California, and founded in 2011 by Sebastian Thrun, David Stavens, and Mike Sokolsky after a free Stanford artificial intelligence course. The company sells Nanodegree programs in areas such as programming, data science, artificial intelligence, cloud computing, and autonomous systems, built together with industry partners. It shifted toward enterprise and government reskilling contracts and was acquired by Accenture in 2024.
udacity.com • HQ: Emeryville, United States • Corporate Training • Vocational Education • Education • EdTech Platforms • E-learning • Est. 2011
HQ: Emeryville, United States • Corporate Training • Vocational Education • Education • EdTech Platforms • E-learning • Est. 2011
$149k – $280k per year (Estimated) • Staff+ • 5+ years exp • Remote (MENA, APAC, Europe, United States, Canada) • Visa sponsorship • Contractor • Architect • English: C1
Pytest
Apply
Report

1GLOBAL

1global.com
1GLOBAL is a mobile connectivity company headquartered in London, United Kingdom, and founded in 2006 as Truphone. The company operates its own mobile core network and issues eSIM profiles that let enterprises, banks, and device makers provision cellular service across many countries from a single contract. It serves regulated sectors including financial trading, where it supplies compliant call recording, and rebranded to its current name in 2023.
1global.com • HQ: London, United Kingdom • FinTech • Financial Services • MVNO • Mobile Networks • Telecommunications • IoT Connectivity • Est. 2006
HQ: London, United Kingdom • FinTech • Financial Services • MVNO • Mobile Networks • Telecommunications • IoT Connectivity • Est. 2006
Open 118 daysVerified live · 4 hours ago 4 months ago

Senior Software Engineer - Network Automation

$69k – $195k per year (Estimated) • Senior • In office (Sydney, Australia) • Full-Time • Senior
Python
SQL
TypeScript
Databases
PostgreSQL
DevOps
AWS
CI/CD
GitLab CI
GitLab
Apply
Report

Huzzle

huzzle.app
Huzzle is an early careers platform connecting students, societies, and employers. Starting out as a CRM for pre-professional student societies, Huzzle has evolved into the university career companion used by over 100,000 talents in the UK.
huzzle.app • HQ: London, United Kingdom • Professional Services • Education • Human Resources • 1001-5000 employees
HQ: London, United Kingdom • Professional Services • Education • Human Resources • 1001-5000 employees
Open 140 daysVerified live · 5 hours ago 5 months ago

Full-stack Developer

Senior • 5+ years exp • Remote (United States, India, United Kingdom, Australia, Brazil) • Full-Time • Senior
Go
TypeScript
JavaScript
Databases
PostgreSQL
Supabase
Frontend
React.js
Web3
Smart Contracts
Apply
Open 181 dayVerified live · 5 hours ago 6 months ago

Full-Stack Developer (Python, React, AI)

Remote (United States, United Kingdom, Australia, Canada, Colombia) • Full-Time
Python
JavaScript
Python
FastAPI
AI/ML
Claude
Claude Code
Frontend
React.js
Mobile
Clean Architecture
DevOps
AWS
GitHub
Apply
Report

Sierra

sierra.com
Sierra, formerly known as Sierra Trading Post, is a major American off-price retailer operated by The TJX Companies. The company offers a wide selection of discounted activewear, outdoor recreation gear, footwear, apparel, and home goods from top name brands.
sierra.com • HQ: Framingham, United States • Consumer Goods • Apparel & Fashion • Commerce • E-commerce Platforms
HQ: Framingham, United States • Consumer Goods • Apparel & Fashion • Commerce • E-commerce Platforms
Top 25% payVerified live · 2 hours ago 5 months ago

Software Engineer, Agent

$168k – $305k per year • Equity • In office (Sydney, Australia) • Full-Time
TypeScript
AI/ML
AI Agents
LLM
Prompt Engineering
RAG
OpenAI
Management
Google Workspace
Marketing
Salesforce
Apply
Report

Supabase

supabase.io
Supabase is an open-source backend-as-a-service company headquartered in San Francisco, California, and founded in 2020. The company provides a suite of development tools built on top of PostgreSQL, including database management, user authentication, edge functions, real-time data synchronization, and vector storage for machine learning applications. Operating as a remote-first organization, it serves a global community of developers and enterprises by offering a scalable alternative to proprietary cloud platforms through its integrated suite of open-source technologies.
supabase.io • HQ: San Francisco, United States • Machine Learning • Artificial Intelligence • Cloud Computing • Mobile App Development • Software • Web Development • Information Technology • Database Management • 201-500 employees • Est. 2020
HQ: San Francisco, United States • Machine Learning • Artificial Intelligence • Cloud Computing • Mobile App Development • Software • Web Development • Information Technology • Database Management • 201-500 employees • Est. 2020
Verified live · 5 hours ago 5 months ago

Software Engineer - Auth

$69k – $194k per year (Estimated) • Equity • Middle • 4+ years exp • Remote • Full-Time • Middle
Go
TypeScript
Python
PHP
JavaScript
Ruby
Ruby
Ruby on Rails
Python
Django
PHP
Laravel
Databases
MySQL
PostgreSQL
Supabase
Frontend
Next.js
React.js
DevOps
Vector
GitHub
AWS
Grafana
Kubernetes
OpenTelemetry
Prometheus
Apply
Verified live · 5 hours ago 7 months ago

Postgres Engineer

Equity • Remote • Full-Time
Rust
Databases
PostgreSQL
Supabase
Apply
Report

Neara

neara.com
Neara's physics-enabled digital twin helps utilities predict network failures, reduce outages, and make smarter infrastructure decisions — at scale, in real time.
neara.com • HQ: Sydney, Australia • Energy & Utilities • Software • Simulation & Digital Twin
HQ: Sydney, Australia • Energy & Utilities • Software • Simulation & Digital Twin
Open 172 daysVerified live · 1 day ago 6 months ago

Senior Software Engineer - Australia

$71k – $201k per year (Estimated) • Equity • Senior • Remote/Hybrid (Sydney, Melbourne, Australia) • Visa sponsorship • Full-Time • Senior
Digital Twin
Apply
Report
Backend Developer Jobs in Sydney
Frequently asked questions
How many Backend Developer jobs in Sydney are available on Alion?
There are currently 160 active listings from 60 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in Sydney pay?
The average salary is around $154,093 per year based on the current listings.
Are remote options available for Backend Developer jobs in Sydney?
Yes, many of these roles offer remote or hybrid work, and you can filter listings by remote, relocation and visa sponsorship.
How do I apply for Backend Developer jobs in Sydney?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.