70 Pl Sql Developer jobs in Singapore

Backend Developer – Java, Oracle and PL/SQL
Backend Developer – Java, Oracle and PL/SQL
Tech Mahindra is a digital change maker that harnesses technology to create connected experiences.
About the role:
Role Summary
Responsible for designing, developing and testing software modules, ensuring optimal functionality and integration within complex systems.
The role demands a combination of in-depth technical expertise and collaboration with cross‐functional teams to innovate and deliver high quality software solutions.
Job Description
Min 6 years of hands‐on experience with Backend Development using Java, Oracle and PL/SQL.
Design, develop and maintain software modules ensuring adherence to software engineering best practices.
Collaborate with cross‐functional teams to define software requirements and ensure alignment of deliverables with business objectives.
Produce robust software builds from source code, meeting defined performance and security criteria.
Lead and participate in code reviews, ensuring quality and adherence to coding standards.
Conduct system integration tests, diagnose faults, and foster continuous improvement in software robustness and efficiency.
Utilize the latest development methodologies to innovate and enhance the software delivery process.
Contribute to architectural and system design decisions, ensuring scalability, reliability, and maintainability.
Mentor junior engineers, share software engineering best practices and domain knowledge.
Additional Job Description
Dedication to producing clean, efficient, and maintainable code with a focus on robust software design.
Proficient in backend and frontend programming languages and deep understanding of software development life cycle.
Demonstrated knowledge of software architecture, design patterns, and best practices.
Ability to lead and contribute to the evolution of software engineering standards and practices.
Strong analytical and problem‐solving skills.
Location
Working model: Hybrid (3 days per week work from office; remaining days work from home).
Tech Mahindra is an Equal Employment Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex, age, national origin or disability.
Seniority Level
Associate
Employment Type
Full‐time
Job Function
Information Technology
Industries
IT Services and IT Consulting
Referrals increase your chances of interviewing at Tech Mahindra by 2x.
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Key Responsibilities
Gather, analyze, and translate business requirements into technical specifications.
Design, develop, and maintain applications using PL/SQL (procedures, functions, triggers, packages) and .NET (C#, ASP.NET, MVC, Web API).
Perform database optimization, query tuning, and ensure data integrity and security.
Collaborate with business users, developers, and QA teams to deliver system enhancements and bug fixes.
Support application integration, data migration, and reporting requirements.
Troubleshoot system issues and provide timely solutions.
Prepare and maintain technical/system documentation.
Ensure adherence to coding standards, best practices, and organizational security policies.
Any other ad-hoc duties as assigned by supervisor.
Required Skills & Qualifications
Bachelor’s degree in Computer Science, Information Technology, or related field.
Proven experience as a System Analyst / Developer with hands-on expertise in both Oracle PL/SQL and .NET frameworks.
Strong proficiency in database design, SQL performance tuning, and debugging.
Good understanding of system development lifecycle (SDLC) and Agile methodologies.
Strong analytical, problem-solving, and troubleshooting skills.
Excellent communication and stakeholder management skills.
Interested applicants, please email your resume to
Andre Chua Jing Ming
Email:
CEI Reg No: R
EA Licence No: 99C4599
Recruit Express Pte Ltd
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A Singapore-based provider of self-service and digital payment solutions, operating a nationwide network of mobile applications, and online platforms. The company enables individuals and businesses to complete a wide range of transactions.

Responsibilities

• Manage and optimize containerized applications using Docker, Kubernetes, or similar platforms.
• Support application teams with troubleshooting, automation, and performance improvements.
• Implement CI/CD and infrastructure automation in collaboration with DevOps teams.
• Ensure system and database availability, disaster recovery, and security compliance.
• Perform database tuning, migration, capacity planning, and replication.
• Develop automation scripts, maintain documentation, and monitor system health.

Requirements

• Degree in Computer Science or related field with 2+ years in database administration.
• Strong knowledge of containers, orchestration tools, and scripting (Bash/Python).
• Hands-on experience with CI/CD pipelines, automation frameworks, and cloud platforms (AWS/Azure/GCP).
• Skilled in MySQL and PostgreSQL with expertise in tuning, recovery, and replication.

Wilson Tay

Direct Line:

EA License No: 91C2918

Personnel Registration Number: R

We are looking for a Database Engineer to handle the comprehensive design, analysis, creation, manipulation, and organisation of database systems.

Responsibilities:

• Assist in database design and implementation based on business requirements.
• Develop and maintain database schemas, tables, views, and stored procedures.
• Perform database tuning and optimisation to ensure optimal performance.
• Implement data security measures and access controls.
• Troubleshoot database issues and provide timely resolution.
• Collaborate with development teams to integrate database functionality into applications.
• Conduct regular backups and ensure data integrity and availability.
• Stay updated with emerging database technologies and best practices.
• Assist in the documentation of database processes and procedures.

Qualifications:

• Bachelor's Degree in Information Technology or equivalent
• Minimum 1 year of experience as a Database Administrator, Analyst, Engineer or in a similar position
• Hands-on expertise in database optimisation, performance tuning, and data recovery
• Proficient in Oracle, MySQL, SQL Server, or PostgreSQL
• Familiar with database architecture, data modelling, and security
• Experience in High Availability (HA) and Disaster Recovery (DR) solutions
• Planning skills, including sizing databases for storage needs
• Relevant certifications are mandatory

• Responsible for end-to-end lifecycle management of Oracle Databases (12c/19c) on Linux, including installation, configuration, evaluation, administration, monitoring, and operational support.
• Provide technical solutions for database-related issues while proactively monitoring and optimizing performance to ensure high availability and system reliability.
• Manage and support Oracle database environments with a focus on data management, high availability (Oracle RAC and Data Guard), performance tuning, backup and recovery, and patching/upgrades.
• Execute change and release management in compliance with organizational policies, and perform in-depth root cause analysis to troubleshoot and resolve database issues.
• Oversee comprehensive database tuning across configuration, memory, SQL, and storage layers, while administering and maintaining Microsoft SQL Server environments (2016 and above).
• Support audits with accurate documentation, participate in disaster recovery exercises, respond to incidents and service requests promptly, and ensure documentation aligns with company standards.

Qualifications:

• Bachelors degree in Information Technology or a related field from a recognized university.
• Over 8 years of hands-on experience in Oracle database patching and advanced administration of standalone and RAC environments, with proven expertise in Oracle RAC and Grid Infrastructure components such as Clusterware, ASM, and Disk Group management.
• Experience with Microsoft SQL Server high availability solutions, including Always On Availability Groups and Windows Clustering.
• Strong background in database migration and upgrade projects across various platforms.
• Demonstrated ability to manage and enforce database security policies, along with the creation and maintenance of related procedural documentation.
• Willingness and flexibility to support critical operations outside regular business hours, including evenings and weekends, as required by banking operations.

For more information, please visit to and search for Job Reference: QYW77585

We regret that only shortlisted candidates will be notified.

GMP Technologies (S) Pte Ltd | EA Licence: 11C3793 | Tang Lee Ling | Registration No: R

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 GMP Technologies (S) Pte Ltd s PDPA and e2i s PDPA.

Overview
As Singapore’s longest established bank, we have been dedicated to enabling individuals and businesses to achieve their aspirations since 1932. By taking the time to truly understand people, we provide support, services, solutions, and career paths that meet their individual needs and desires. Today, we’re on a journey of transformation—leveraging technology and creativity to become a future-ready learning organisation. Our bold ambition is to be Asia’s leading financial services partner for a sustainable future. We invite you to build the bank of the future, innovate the way we deliver financial services, work in friendly, supportive teams, and build lasting value in your community. Take your learning as far as you can, or simply enjoy a vibrant, future-ready career. Your Opportunity Starts Here.
Responsibilities
Manage databases by administering, installing, configuring, upgrading, and patching.
Monitor and optimize database performance, utilizing advanced skills in database tool usage including capacity planning with a detailed analysis and recommendation.
Perform database backup and complex recovery.
Perform strong troubleshooting, diagnosing and recovery from complex database issues.
Provide strong technical assistance and advice to application teams.
Coordinate with internal IT and escalate to vendors for timely response/recovery.
Automate routine tasks using scripts and open-source tools.
Gather requirements, design business and technical aspects, develop, test, implement, and write queries, stored procedures, and automation scripts for various database technologies.
Design and implement cloud-based database solutions on AWS and Azure, ensuring best practices for security, scalability, and performance.
Utilize AWS RDS, Aurora, and Azure SQL Database for managing relational databases, ensuring high availability and disaster recovery configurations.
Monitor cloud database performance using tools like AWS CloudWatch and Azure Monitor and optimize resource allocation based on usage patterns.
Implement and manage geo-redundant database architectures in cloud environments, ensuring data integrity and availability across multiple regions.
Qualifications
Minimum requirement of 10+ years of experience in database administration, encompassing installation, configuration, backup/recovery, patching, database tuning, and support for application design and development.
Proficiency in physical database modelling, information engineering, multi-tier design and development, and open systems.
Demonstrated knowledge and experience in database high availability and disaster recovery techniques and concepts.
Experience in performance analysis (IO, CPU, etc.) and optimization (indexes, partitions, schema redesign, etc.).
Familiarity with geo-redundant database architectures (Always-On, Active/Active, Master/Master, etc.) will be considered advantageous.
Relevant experience with Oracle, SQL Server, EDB Postgres, MongoDB.
Experience with cloud-native database services, including familiarity with serverless database options and microservices architectures.
Knowledge of cloud security best practices for databases, including encryption, access control, and compliance considerations.
Strong interpersonal, analytical, and problem-solving skills, and the ability to work independently with minimal supervision.
What We Offer
Competitive base salary. A suite of holistic, flexible benefits to suit every lifestyle. Community initiatives. Industry-leading learning and professional development opportunities. Your wellbeing, growth and aspirations are every bit as cared for as the needs of our customers.
Job Details
Seniority level: Mid-Senior level
Employment type: Full-time
Job function: Information Technology
Industries: Banking
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Job Description
Are you looking to apply your skills contributing to a next generation of Database cloud services? Are you calm and collected when others panic under pressure? Do you get a thrill from solving really tough problems? Do you light up in conversations about uptime, horizontal scalability, performance, security, and DevOps?

The Autonomous Database Team is responsible for building the cloud service framework powering various Oracle Autonomous Database cloud services, including Autonomous Data Warehouse (ADW) and Autonomous Transaction Processing (ATP). The framework automates deployment, scaling and management of databases in the cloud. It is built on top of Oracle's Cloud Infrastructure (OCI) Layer. The autonomous database cloud service framework features APIs to handle all lifecycle management operations of databases. It also performs operations autonomously based on internal and external events. The team has the unique opportunity to make significant contributions to the full stack of Oracle technology, from database kernel to cloud service platform and to customer-facing portals.

As a DevOps Engineer, you will be responsible for defining and deploying autonomous database services with deep focus on architecture, production operations, capacity planning, performance management, deployment, and release engineering. You will work with multiple cross-functional teams helping deliver new and outstanding experiences to our stakeholders while ensuring reliability and performance. We are a dynamic and enthusiastic team with great emphasis on go-getters and proactive individuals. Overview from with links to other collateral:

Responsibilities
In this role, you will need to:

• Take ownership of the implementation and production operations of core system platform solutions.
• React to production deficiencies by implementing automation, self-healing, and real-time monitoring.
• Contribute to the development of platform services, including architecture, provisioning, configuration, deployment, and support.
• Partner with the distributed team in prototyping new database platform services.
• Stay informed about cloud infrastructure stacks.
• Innovate and improve system processes.

Preferred Qualifications:

• This role is open only to Singapore Citizens, as the scope of work involves government projects that require citizenship for clearance and compliance purposes.
• Advanced proficiency in Oracle Database technologies (RAC, Data Guard, ASM, RMAN, performance tuning).
• Expertise in Oracle Engineered Systems and subsystems, including deployment, optimization, and maintenance.
• Proven ability to diagnose and resolve complex hardware/software issues, conduct root cause analysis, and implement mitigation strategies.
• Strong operational knowledge of Linux platforms (RHEL, OEL), including system administration and maintenance.
• Experience in automation using Python and shell scripting to streamline processes and improve system efficiency.
• Hands-on experience with cloud platforms (OCI, AWS, Azure, GCP) is a plus.
• Excellent communication, analytical, and problem-solving skills.
• Working knowledge of security best practices for web applications and network infrastructure.
• Proficiency in configuration management tools to optimize system operations.

Qualifications
Career Level - IC3

About Us
As a world leader in cloud solutions, Oracle uses tomorrow's technology to tackle today's challenges. We've partnered with industry-leaders in almost every sector—and continue to thrive after 40+ years of change by operating with integrity.

We know that true innovation starts when everyone is empowered to contribute. That's why we're committed to growing an inclusive workforce that promotes opportunities for all.

Oracle careers open the door to global opportunities where work-life balance flourishes. We offer competitive benefits based on parity and consistency and support our people with flexible medical, life insurance, and retirement options. We also encourage employees to give back to their communities through our volunteer programs.

We're committed to including people with disabilities at all stages of the employment process. If you require accessibility assistance or accommodation for a disability at any point, let us know by emailing accommodation- or by calling in the United States.

Oracle is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability and protected veterans' status, or any other characteristic protected by law. Oracle will consider for employment qualified applicants with arrest and conviction records pursuant to applicable law.

Join to apply for the
Database Engineer
role at
Singapore Airlines .
Job Description
The successful candidate will be part of the Cloud & Platforms Department within Singapore Airlines' Information Technology Division.
Key Responsibilities
Review business requirements and perform impact analysis.
Work with IT and business units to propose IT solutions by refining specifications and requirements based on available technology. Liaise with business users and developers to refine user stories.
Design and develop quality and sustainable digital solutions for initiatives and enhancements using best software development practices.
Create and maintain software documentation, including solution proposals, detailed technical design, and test scripts.
Assist in estimating work effort and setting realistic schedules for development.
Anticipate potential issues that may impact implementation. Support applications and track prompt resolution of problems and issues.
Be adaptable to new Gen AI ways of work and development for efficient and defect-free delivery.
Requirements
Proven experience as a Full Stack Developer with at least 5 years in application development.
Proficiency in Java and one frontend framework/library (e.g., React, Angular, Vue.js).
Experience with application design, solutioning (including database design), and software development.
Hands-on experience with AWS services such as EC2, S3, RDS, Lambda, and API Gateway.
Experience with APIs, Java-based Web Services (SOAP UI), Multimedia Content Development, session management.
Experience with containerization tools like Docker and orchestration platforms such as Kubernetes.
Familiarity with modern DevOps practices, CI/CD pipeline.
Possess a degree in Information Technology or related fields.
Strong analytical, communication, and interpersonal skills.
Understanding of Web UI Design, cross-browser compatibility, web standards.
Good to have experience or knowledge of Apache Camel.
Knowledge in other IT areas (network, servers, security, middleware, AWS) is advantageous.
Knowledge of Gen AI tools such as ChatGPT, Germini, Github Co-Pilot is useful.
We thank all candidates for your interest in Singapore Airlines, and regret that only shortlisted candidates will be notified.
Additional Details
Seniority level: Mid-Senior level
Employment type: Full-time
Job function: Information Technology
Industries: Airlines and Aviation
This job posting is active.
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We are looking for a Database Engineer to handle the comprehensive design, analysis, creation, manipulation, and organisation of database systems.

Responsibilities:

• Assist in database design and implementation based on business requirements.
• Develop and maintain database schemas, tables, views, and stored procedures.
• Perform database tuning and optimisation to ensure optimal performance.
• Implement data security measures and access controls.
• Troubleshoot database issues and provide timely resolution.
• Collaborate with development teams to integrate database functionality into applications.
• Conduct regular backups and ensure data integrity and availability.
• Stay updated with emerging database technologies and best practices.
• Assist in the documentation of database processes and procedures.

Qualifications:

• Bachelor's Degree in Information Technology or equivalent
• Minimum 1 year of experience as a Database Administrator, Analyst, Engineer or in a similar position
• Hands-on expertise in database optimisation, performance tuning, and data recovery
• Proficient in Oracle, MySQL, SQL Server, or PostgreSQL
• Familiar with database architecture, data modelling, and security
• Experience in High Availability (HA) and Disaster Recovery (DR) solutions
• Planning skills, including sizing databases for storage needs
• Relevant certifications are mandatory