SQL Developer

CareCone Group; Sydney; On-site; AUD 160,000 - 220,000; Full time

Job summary

CareCone Group is seeking a highly experienced SQL professional focused on complex SQL query design and optimization, with strong knowledge of SQL (PL/SQL or other RDBMS) and exposure to Python (Pandas) for data transformation. The role concentrates on Google BigQuery SQL development for advanced analytics and data transformations. Willingness to train in Google Cloud technologies is essential.

Location: Sydney. Position: Permanent.

Qualifications

• 12+ years of hands-on SQL development experience.
• Experience with Google BigQuery or similar cloud data warehouses preferred.
• Basic Python (Pandas) for data manipulation and automation.

Responsibilities

• Design, develop, and optimize complex SQL queries and views in Google BigQuery for large-scale analytics.
• Implement advanced data transformations and aggregations using window functions, CTEs, and partitioning.
• Collaborate with analysts and stakeholders to translate requirements into efficient BigQuery solutions.
• Use Python (Pandas) for data wrangling and automation scripts as needed.
• Troubleshoot performance issues and optimize query execution plans.
• Ensure compliance with data governance and security standards.

Skills

12+ years experience

SQL development

Google BigQuery

Python Pandas

Tools

BigQuery

Python

Pandas

Job description

We are looking for a highly experienced SQL professional with deep expertise in complex SQL query design and optimization. The ideal candidate will have a strong background in SQL (including experience in PL/SQL or other RDBMS systems) and some exposure to Python (Pandas) development for data transformation and automation. This role focuses exclusively on Google BigQuery SQL development for advanced analytics and data transformations. So, experience with Google cloud is a plus but not mandatory, but candidate should be willing to train themselves in various Google Cloud technologies for this role on joining the project.

Hiring for SQL senior developer

Location- SYDNEY

Position- Permanent

SQL Developer

Role Overview

We are looking for a highly experienced SQL professional with deep expertise in complex SQL query design and optimization. The ideal candidate will have a strong background in SQL (including experience in PL/SQL or other RDBMS systems) and some exposure to Python (Pandas) development for data transformation and automation. This role focuses exclusively on Google BigQuery SQL development for advanced analytics and data transformations. So, experience with Google cloud is a plus but not mandatory, but candidate should be willing to train themselves in various Google Cloud technologies for this role on joining the project.

Key Responsibilities

• Design, develop, and optimize complex SQL queries and view s in Google BigQuery for large-scale analytical workloads.
• Implement advanced transformations and aggregations using BigQuery’s capabilities (e.g., window functions, CTEs, partitioning).
• Collaborate with analysts and business stakeholders to translate requirements into efficient BigQuery solutions.
• Use Python (Pandas) for data wrangling and automation scripts where needed.
• Troubleshoot performance issues and optimize BigQuery query execution plans.
• Ensure compliance with data governance and security standards.

Required Skills & Experience

• 12+ years of hands‑on experience in SQL development (experience in PL/SQL or other RDBMS is acceptable).
• Strong expertise in Google BigQuery or similar cloud‑based data warehouses is preferred but not mandatory
• Self starter with ability to interact with Onshore and deliver SQL solutions independently.
• Proven ability to write and optimize complex SQL queries for large datasets.
• Basic experience with Python, especially Pandas for data manipulation.
• Solid understanding of data modeling, partitioning, and performance tuning in BigQuery.
• Excellent problem‑solving and analytical skills

Note- Must have valid Australian work Authorization.