134 Sql Developer jobs in Singapore

• Develop, optimize, and maintain SQL and PL/SQL queries, procedures, triggers, and packages for banking applications.
• Design, code, test, and maintain .NET/C# applications integrated with backend databases.
• Manage and implement Change Requests (CRs) — including analysis, estimation, coding, testing, and deployment.
• Work closely with business analysts, testers, and support teams to ensure CRs align with banking requirements.
• Perform impact analysis to assess risks and dependencies before CR implementation.
• Conduct performance tuning and ensure scalability for large-volume banking transactions.
• Support UAT, regression testing, and production releases with proper documentation.
• Provide L2/L3 technical support for incidents related to SQL, PL/SQL, and .NET applications.

• 4–9 years of experience as SQL / PL-SQL Developer.
• Strong hands-on expertise in Oracle SQL/PL-SQL development.
• Experience in .NET framework / C# application development.
• Prior exposure to banking domain.
• Proven track record in handling Change Requests (CRs), including impact analysis, development, testing, and deployment.
• Experience with performance tuning and optimizing complex queries.
• Familiarity with version control tools (e.g., Git, SVN) and change management processes in banking.
• Strong understanding of SDLC and Agile methodologies.
• Excellent communication and stakeholder management skills.

• At least 2 years related experience required
• Proficient in SQL (Sybase), and with FIORI UI5 will be preferred.
• Experience in full stack, frontend/backend software development will be added advantage
• Good knowledge on application security will be added advantage
• Analyse process/program specifications & translate specifications to program codes, conforming to program guidelines and programming best practices
• Make changes to configurable items, which include hardware, software, documentation, etc. It covers configuration management planning, configuration identification, configuration controls & audits
• Develop unit test package, execute tests & document test results to ensure the quality of the program

Has 3–5 years of experience in experience in developing, implementing and maintaining IT systems
Strong business analysis skills with proven ability to gather, analyze, and translate requirements into functional and technical deliverables.
Solid understanding of MS Windows environments and enterprise application support.
Proficiency in SQL/Oracle database.
Demonstrated success in project management, stakeholder management, and vendor coordination.
Strong analytical, problem-solving, and independent working skills.
Prior experience in the healthcare domain is an advantage.
Bachelor’s degree in Computer Science, or IT.
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• Develop, optimize, and maintain SQL queries and stored procedures.
• Work with large datasets using Hadoop ecosystem tools such as HDFS, Hive, Pig, and Spark.
• Design and implement data processing pipelines using Spark (PySpark/Scala).
• Collaborate with cross-functional teams to understand data requirements.
• Ensure data quality, integrity, and performance in all data operations.
• Troubleshoot and resolve data-related issues.
• Participate in code reviews and contribute to best practices.

• 3–4 years of hands-on experience in SQL development.
• Strong understanding of Hadoop ecosystem (HDFS, Hive, Pig, etc.).
• Experience with Apache Spark (preferably PySpark or Scala).
• Proficient in data analysis and data transformation techniques.
• Excellent problem-solving and debugging skills.
• Good communication and interpersonal skills.

• Experience in the banking or financial services domain.
• Familiarity with data visualization and reporting tools.
• Exposure to cloud platforms (AWS, Azure, or GCP) is a plus.

Disclaimer: The company is committed to ensuring the privacy and security of your information. By submitting this form, you consent to the collection, processing, and retention of the information you provide. The data collected (which may include your contact details, educational background, work experience and skills) will be used solely for the purpose of evaluating your qualifications for the position you're applying for. Your data will be stored securely and retained for the duration necessary to fulfill our hiring process. If you are not selected for the position, your data will be kept on file for a limited period in case future opportunities arise. You have the right to access, correct, or delete your data at any time by contacting us at Quess Singapore | A Leading Staffing Services Provider in Singapore ( )

This is in partnership with the Employment and Employability Institute Pte Ltd ("e2i").

e2i is the empowering network for workers and employers seeking employment and employability solutions. e2i serves as a bridge between workers and employers, connecting with workers to offer job security through job-matching, career guidance and skills upgrading services, and partnering employers to address their manpower needs through recruitment, training, and job redesign solutions. e2i is a tripartite initiative of the National Trades Union Congress set up to support nation-wide manpower and skills upgrading initiatives. By applying for this role, you consent to Quesscorp Singapore's PDPA and e2i's PDPA

• Must have minimum 3 - 5 years of software development experience.

• Must have good experience in SQL development

• Must have knowledge in Spark & Hadoop

• Good communication skills

• Having Banking knowledge is added advantage.

• Excellent problem-solving and analytical skills, with the ability to quickly diagnose and resolve complex technical issues

• Minimum 3 - 4 years of experience.
• Good in SQL
• Must have knowledge in Spark & Hadoop
• Good communication skills
• Having Banking knowledge is added advantage.
• Writing scalable, robust,testable, efficient and easily maintainable code
• Translating software requirements into stable, working, high performance software

We are seeking a highly skilled professional with strong expertise in SQL, Spark, and Hadoop. The ideal candidate should have 3–4 years of experience working with large datasets and distributed systems. Experience in the banking domain will be considered an added advantage.

• Design, develop, and maintain scalable data pipelines and ETL processes.
• Work with large datasets using SQL, Spark, and Hadoop frameworks.
• Ensure data quality, consistency, and availability across systems.
• Collaborate with cross-functional teams to understand requirements and deliver data solutions.
• Optimize queries and processes for improved performance.
• Communicate effectively with stakeholders and provide regular updates.

• Minimum 3–4 years of experience in data engineering or related roles.
• Strong proficiency in SQL .
• Hands-on experience with Spark and Hadoop .
• Excellent communication skills (both written and verbal).
• Banking domain knowledge (added advantage).

• Experience in ETL tools or data pipeline frameworks .
• Familiarity with cloud platforms (AWS, Azure, or GCP).
• Knowledge of Python or Scala for data processing.
• Ability to work independently and in a team environment.

• Design, develop, and optimize SQL queries, procedures, and data models.
• Develop and maintain Hadoop-based data pipelines and workflows (Hive, Pig, Spark, HDFS).
• Perform ETL processes to ingest and transform large data sets from multiple sources.
• Ensure data quality, performance tuning, and scalability of data processes.
• Collaborate with data analysts, data scientists, and business stakeholders to deliver data solutions.
• Monitor and troubleshoot performance issues within SQL and Hadoop environments.

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Direct message the job poster from Quess Singapore
Team Lead - Recruitment at Quess Singapore | CEI Certified | Ex-Deloitte & Saint-Gobain
Salary: Up to 7.7K SGD
Responsibilities
Contribute to the handling and resolution of incidents.
Contribute to the support of the RUN N2/N3 team and to the resolution of incidents/problems related to production.
Contribute to the analysis of incidents by the IT RUN team, and recommend the actions to be implemented depending on the incident reported.
Contribute to the implementation of developments to resolve the incident.
Contributing to the unit tests and writing the documentation relating to the changes made before going into production.
Contribute to the respect of commitments/SLA's
Contribute to the respect of commitments in terms of deadlines and quality of provided work
Contribute to compliance with standards specific to the activity
Contribute to the improvement of the indicators of the team in order to improve the quality and the company’s brand
Contribute to the respect of the development standards chosen by client as part of its activity
Contribute to the definition of the development guidelines for specific maintenance procedures
Helping to support the RUN team
Assist the RUN teams in production
Contribute to the validation of deliverables / procedures for the RUN/PROJECT team during deployment.
Assist the RUN team with requests for training/technical consultation.
Provide training for the RUN teams
Contribute to network improvements and carry out the regression tests
Ensure on-call duty according to the schedule and respond to intervention needs outside working hours.
Help to draw up on-call schedules
Respond and deal with incidents outside working hours
Key Requirements
Bachelor’s Degree in computer Science or equivalent studies/ experiences
Minimum of 3 years of professional experience in Payment domain
Good skills in development and coding (PL/SQL, C, C++, Java, HTML, Python, Oracle Data Base.)
Hands-on experience in incident management
Proven results-oriented person with focus on delivery
Excellent communication and inter-personal skills to manage functional and technical stakeholders across multiple business units
Disclaimer: The company is committed to ensuring the privacy and security of your information. By submitting this form, you consent to the collection, processing, and retention of the information you provide. The data collected (which may include your contact details, educational background, work experience and skills) will be used solely for the purpose of evaluating your qualifications for the position you're applying for. Your data will be stored securely and retained for the duration necessary to fulfill our hiring process. If you are not selected for the position, your data will be kept on file for a limited period in case future opportunities arise. You have the right to access, correct, or delete your data at any time by contacting us at Quess Singapore | A Leading Staffing Services Provider in Singapore (quesscorp.sg)
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