Jobs for freelance data science engineer python sql at Sydney

XPT Software Australia Pty Ltd | Contract Senior Data Scientist Sydney, Australia | Posted on 08/19/2026 XPT SoftwareAustralia PTY Ltd, incorporated in 2016, is a Software Services company XPT works with topclients across Australia in Banking, Insurance, Telecom,Retail, Energy, Mining and Manufacturingdomains. We have 120+technocrats in Australia working at...

Client: Elite FinTech Firm - tech focused run by passionate Computer ScientistsA leading global investment firm is looking to grow its Site Reliability Engineering function across multiple offices. The firm operates at significant scale within fast-moving financial markets, and this team plays a central role in keeping mission-critical trading and investment...

Job Description At NCS Australia, we believe in doing technology services better. Our commitment to quality, focus on people, and willingness to challenge traditional thinking set us apart. Our team brings this belief to life by partnering with our clients and communities to make tomorrow together. We are committed to creating an environment that prioritises...

Responsibilities The Trust and Safety(TnS) engineering team is responsible for protecting our users from harmful content and abusive behaviors. With the continuous efforts of our trust and safety engineering team, TikTok can provide the best user experience and bring joy to everyone in the world. Our team is responsible for achieving goals by building...

Job Description: Role Summary We are seeking a highly skilled and experienced Senior Oracle Data Engineering Lead to spearhead large-scale, complex data transformation initiatives with a heavy emphasis on end-to-end data migration from one of the largest Oracle databases in the world. You will act as subject matter expert to an integrated team...

More than 50 years ago a foundation was laid, with a vision for the future. To re-imagine the environments where Australians would live, work and grow. In this time, Mirvac has evolved from a small joint venture to a thriving ASX-listed property group, leading in sustainability, innovation, safety, and placemaking.At Mirvac, we know that it's our people,...

Join Unity Bank as a Reporting Analyst - Data Warehouse and play a critical role in strengthening the bank’s data, reporting, and analytics capability. This is a key hands‑on role for a technically strong data professional who can design and optimise data pipelines, improve reporting reliability, and deliver trusted insights that support regulatory...

Job Description About REA Build innovative AI and machine learning products that shape how Australia experiences property. Join a collaborative team where learning, experimentation and impact go hand in hand. Permanent role based in Sydney We're REA With bold and ambitious goals, REA Group is changing the way the world experiences property. No matter where...

Build innovative AI and machine learning products that shape how Australia experiences property.Join a collaborative team where learning, experimentation and impact go hand in hand.Permanent role based in SydneyWe're REAWith bold and ambitious goals, REA Group is changing the way the world experiences property. No matter where you're at on your property...

Ace Talent Recruitment operates in the talent acquisition and recruitment services industry, specialising in matching engineering talent with high-growth technology and software development teams across Australia. This internship provides hands-on, on-site experience building production-oriented software for client projects spanning web and backend...

Build statistical models. Challenge market pricing. Solve problems most investors never see. Most data science roles optimise marketing campaigns, predict customer behaviour or build dashboards. Here we're partnering with a highly sophisticated quantitative investment firm that has built one of Australia's most advanced research environments. The team...

DescriptionDiraq is looking for a motivated Device Modelling Engineer to support simulation and modelling activities for next-generation semiconductor technologies. This is an exciting opportunity to apply your analytical, physics and computational skills to challenging real-world engineering problems while working alongside multidisciplinary teams...

Get AI-powered advice on this job and more exclusive features.Senior Software Engineer – Fully Remote or Hybrid | LexisNexis Risk SolutionsJoin a global leader in data-driven innovation and compliance technology.Work on big data, cloud, and high-impact solutions – from anywhere in Australia.About UsLexisNexis Risk Solutions is a global provider of data...

Do Work That Matters AI & General Model Validation (AIGMV) provides independent technical challenge and review of the Group's most important ML and AI models, across business and support units.As a Principal Data Scientist within the team, you will lead independent review, challenge and validation of ML, statistical and AI models across the Group, including...

Advanced Navigation is the world’s most determined innovator in AI robotics and navigation technologies across land, air, sea and space applications.Founded on a culture of research and discovery, Advanced Navigation's mission is to be the catalyst of the autonomy revolution. Fields of expertise include artificial intelligence, underwater sonar, GNSS,...

Join Tata Consultancy Services, Asia Pacific and be part of an organization committed to sustainable development for our future. TCS follows the Tata group philosophy of building sustainable businesses that are rooted in the community and demonstrate care for the environment. Our unique values position us to combine a purpose-driven worldview with digital...

info_outlineXAt Google, we have a vision of empowerment and equitable opportunity for all Aboriginal and Torres Strait Islander peoples and commit to building reconciliation through Google’s technology, platforms and people and we welcome Indigenous applicants. Please see our Reconciliation Action Plan for more information.Minimum...

AI & Data | Tech & Transformation/ Consulting Opportunities   Shape the future of AI by influencing innovation, strategy, and adoption at scale. Work directly with executive leaders to deliver measurable business outcomes through AI. Build real-world AI solutions alongside leading AI pioneers and engineers, taking ideas from concept to enterprise...

About the Team At DoorDash, the Data Science and Analytics team uncovers insights and translates them into actionable recommendations that drive decisions across the organisation. Analytics is integral to all areas of DoorDash, and this role sits within the global team with a specific focus on the ANZ markets. About the Role The Data Science and Analytics...

About The Role What if the code you write could directly shape how the next generation of AI understands and generates software? We're looking for Software Engineers in Sydney to build, evaluate, and improve AI-generated code — helping train AI systems to think like real developers. You'll write solutions, review AI outputs, and provide the expert-level...