Total 24 java developer job vacancies in Others category in D12 Balestier, Serangoon, Toa Payoh

What You Will Do

• Write Code: Build and update backend systems using Java and Spring Boot.

• Fix Problems: Find and fix bugs to keep services running smoothly.

• Teamwork: Work with other developers and designers in an Agile team.

• Keep Data Safe: Follow security rules to make sure citizen information is protected.

• Connect Systems: Create APIs to help different government apps talk to each other.

Skills Needed

• Java: Good experience with Java (Version 11 or higher).

• Spring Boot: Ability to build web applications using the Spring framework.

• Databases: Experience with SQL (like MySQL or PostgreSQL).

• Basic Tools: Familiar with Git (for code saving) and Jenkins (for deployment).

• Testing: Knowing how to write simple tests for your own code.

We are seeking a skilled and passionate Java Developer to join our dynamic technology team. The successful candidate will be responsible for designing, developing, and maintaining high-quality Java applications. You will collaborate with cross-functional teams to deliver scalable and robust solutions that meet business requirements.

Key Responsibilities

·       Design, implement, and maintain Java-based applications according to project requirements.

·       Collaborate with business analysts, product managers, and other developers to understand end-user requirements and deliver technical solutions.

·       Write clean, efficient, and well-documented code following industry best practices.

·       Troubleshoot, debug, and resolve software defects and issues in a timely manner.

·       Participate in code reviews to ensure code quality and knowledge sharing among team members.

·       Contribute to the continuous improvement of development processes and methodologies.

·       Keep up to date with the latest Java technologies and industry trends.

Required Skills and Qualifications

·       Bachelor’s degree in Computer Science, Information Technology, or a related field.

·       Proven experience as a Java Developer or similar role.

·       Strong proficiency in Java SE/EE, Spring Framework, and related technologies.

·       Familiarity with RESTful APIs, web services, and microservices architecture.

·       Experience with databases such as MySQL, PostgreSQL, or Oracle.

·       Knowledge of version control systems (e.g.,Git).

·       Solid understanding of object-oriented programming principles.

·       Excellent problem-solving and analytical skills.

·       Strong communication and teamwork abilities.

Preferred Qualifications

·       Experience with cloud platforms (e.g., AWS, Azure, Google Cloud).

·       Proficient in Python programming in application development environments.

·       Familiarity with front-end technologies (e.g., JavaScript, Angular, React) is a plus.

·       Understanding of Agile/Scrum development methodologies.

·       Relevant Java certifications are advantageous.

1. Strong Salesforce experience with exposure to Sales Cloud, Service Cloud

2. Strong in creating Lightning components (Aura knowledge is a must, LWC will be additional advantage)

3. Srong in Apex, Visualforce and LWC

4. Apex Enterprise Patterns Knowledge/Experience

5. Expertise in Configuration elements including Workflows, Validation rules, Process Builder

6. Well versed in any modern IDE (like VS code) and familiar with Git/Bit Bucket

7. Good to have PSS knowledge

At SimplifyNext, we specialise in driving business transformation through Automation, AI, and New Gen Apps. We empower organisations by scaling automation, integrating cutting-edge AI solutions into business processes, and delivering next-generation applications. We support our clients in building internal capabilities through our Centre of Excellence, comprehensive training, enablement programmes, and Citizen Developer initiatives to ensure sustained success.

Our hands-on experience spans strategy formulation, seamless implementation, and operational excellence, providing invaluable insights across diverse environments.

We harness digital technologies including Automation (RPA), New Gen Apps Platforms, Process Mining, and AI capabilities such as Intelligent Document Processing, Text Analytics, Generative AI, and Conversational AI. We proudly partner with leading vendors such as Blue Prism, UiPath, Automation Anywhere, OutSystems, ServiceNow, Microsoft Power Platform, AWS, Druid AI, Hyperscience.

SimplifyNext is home to one of ASEAN’s most innovative automation practices and our RPA team plays a central role in our transformation programmes.

The Role – What You’ll Do

• Design and deliver enterprise-grade automation solutions using Blue Prism, ensuring scalability, performance, and maintainability.
• Lead the development of RPA processes including process design, workflow building, exception handling, SLAs, and orchestration.
• Work on end-to-end RPA delivery: from process identification, feasibility, design, build, test, deployment, to production support.
• Integrate Blue Prism solutions with various enterprise systems (CRM, ERP, internal APIs, web services, databases) and external services.
• Implement governance frameworks, version control/ALM practices, environment strategy, deployment automation and monitoring of bots.
• Collaborate in Agile squads, engage with business stakeholders, run demos, facilitate UAT, and continuously improve delivery.
• Mentor junior RPA developers, contribute to knowledge-sharing, best practices, and automation COE initiatives.
• Explore and incorporate intelligent automation elements (e.g., OCR/IDP, AI-based decisioning, conversational bots) alongside RPA to elevate automation impact.

What Makes this Role Exciting

• You’ll shape high-impact solutions – delivering automation at scale across public and private sectors that significantly reduce manual effort and transform operation models.
• You’ll push the boundaries of RPA by working beyond “bots that simply mimic clicks” into integrated intelligent automation, analytics, and orchestration across platforms.
• You’ll design with experience in mind – partnering with UX/design teams, business stakeholders and technical architects to ensure the automation is robust and user-centric.
• You’ll work in a fast-growth, high-visibility practice – you’ll gain exposure to senior leadership, client executive sponsors and opportunities to drive thought leadership in our automation community.
• You’ll accelerate your career – structured mentorship, opportunities to progress into Automation Architect / Practice Lead roles, cross-train into AI and other digital domains.

What We’re Looking For

• Minimum 4 years of professional experience, with at least 2-3 years focused on Blue Prism RPA development (or similar RPA platform) in enterprise environments.
• Strong hands-on experience with Blue Prism (process studio, control room, RPA architecture) and familiarity with building robust, scalable automation workflows.
• Integration experience with system APIs, web services, databases, ERP/CRM systems and handling exception/error management, logging, monitoring.
• Understanding of automation best practices, governance, ALM/DevOps for RPA, and environment strategy (dev/test/prod).
• Experience or exposure in using intelligent automation capabilities (e.g., OCR/IDP, document processing modules, decision intelligence) is a plus.
• Agile delivery experience – working in cross-functional squads, iterative delivery, engaging business stakeholders.
• Strong problem-solving skills, ability to translate business processes into automated workflows, excellent communication skills.
• Preferred: Blue Prism certification(s), knowledge of scripting or .NET (for advanced integrations) and familiarity with RPA COE frameworks.

Why Join Us

• Competitive salary + performance bonus
• Certification sponsorship (e.g., Blue Prism Developer/Professional)
• Work on automation and AI-driven RPA projects—not just repetitive bots
• Learn from senior architects and consulting leaders in our automation & AI practice
• Structured career path toward Lead Developer / Automation Architect / Practice Lead
• Cross-training in AI, automation, and next-gen digital platforms

Company Overview

Cartrack, a subsidiary of Karooooo Ltd. (listed on NASDAQ as KARO), is a global leader in mobility solutions, specializing in real-time data analytics, fleet management, and vehicle tracking. With over 2.3 million active subscribers across more than 23 countries, Cartrack’s mission is to drive efficiency and connectivity for vehicle fleets worldwide, making transportation smarter and more sustainable.

As a pioneer in the telematics industry, Cartrack provides a comprehensive Software-as-a-Service (SaaS) platform that delivers critical insights to businesses, enabling them to optimize their operations, reduce costs, and enhance safety. The platform is trusted by small to large enterprises across various industries, including logistics, insurance, and automotive, for its reliability, scalability, and robust performance.

At Cartrack, we are not just offering a job; we are offering the opportunity to be part of a mission-driven company that is transforming the way fleets operate globally. Our commitment to innovation, customer satisfaction, and sustainability is reflected in our continuous growth and strong financial performance, as we expand our footprint in key regions like Southeast Asia, Europe, and Africa.

Join us at Cartrack and be part of a dynamic team that is shaping the future of connected mobility, ensuring that fleets around the world are more efficient, safe, and connected.

Profile

We are seeking an experienced PHP Developer who has worked on multiple large-scale projects. This individual should have a proven track record of being a strong individual contributor within a team environment and work independently to deliver high quality code at a fast pace. The candidate should excel in dynamic and demanding environments, adeptly managing various priorities, and balancing them with efficiency and focus. The ideal candidate will be outspoken, a strong communicator, and decisive, with the ability to articulate their ideas clearly to both technical and non-technical stakeholders.

Role

This role requires an individual who is technically sound and can work with minimal guidance to produce results. You will have to collaborate with colleagues from the product team, front-end developers, and the quality assurance team to understand an execute on requirements. The role will give you the ability to see the material impact of your work on thousands of clients around the world. If you are someone that thrives working in a fast-paced environment and likes being independent, then this is for you!

Must have

· Bachelor degree in Computer Science or equivalent industry experience

· PHP: Strong expertise in core PHP, capable of building robust and scalable applications.

· SQL: Proficient in writing and optimizing SQL queries. Capable of designing databases.

· Git: Expertise in using Git for version control. Understand branching, merging and collaborative workflows.

Nice to have

· Postgresql: Experience in optimizing queries and designing database for Postgresql

· Containerization: Experience in managing applications that are run using a containerization technology like Docker and orchestration technologies like Kubernetes

· Linux: Proficiency in Linux environment, including scripting and system management

· Continuous Integration: Familiar with CI/CD pipelines and associated tools like GitLab CI

• Javscript: Experience building front-end applications using any modern Javascript framework like React, Angular, etc.

Overview

• Design, build, and maintain scalable, secure, and high-performance web applications across frontend, backend, and cloud environments.

Key Responsibilities

• Develop end-to-end applications (frontend, backend, cloud)
• Build responsive, accessible, and performant user interfaces
• Develop and maintain APIs and backend services
• Implement CI/CD pipelines and DevOps practices
• Ensure application security (auth, API, frontend best practices)
• Collaborate with QA to ensure automated testing and quality
• Troubleshoot and optimise system performance

Key Requirements

• Strong experience in full-stack development
• Familiarity with cloud platforms and DevOps practices
• Experience working in Agile environments
• Strong problem-solving and debugging skills

(Optional) GIS / Spatial Skills

• Experience building GIS-enabled applications and dashboards
• Knowledge of PostGIS, GeoServer, ArcGIS
• Ability to handle geospatial data pipelines and visualisation

1. Strong Salesforce experience with exposure to Sales Cloud, Service Cloud

2. Strong in creating Lightning components (Aura knowledge is a must, LWC will be additional advantage)

3. Srong in Apex, Visualforce and LWC

4. Apex Enterprise Patterns Knowledge/Experience

5. Expertise in Configuration elements including Workflows, Validation rules, Process Builder

6. Well versed in any modern IDE (like VS code) and familiar with Git/Bit Bucket

7. Good to have PSS knowledge

1. Strong Salesforce experience with exposure to Sales Cloud, Service Cloud

2. Strong in creating Lightning components (Aura knowledge is a must, LWC will be additional advantage)

3. Srong in Apex, Visualforce and LWC

4. Apex Enterprise Patterns Knowledge/Experience

5. Expertise in Configuration elements including Workflows, Validation rules, Process Builder

6. Well versed in any modern IDE (like VS code) and familiar with Git/Bit Bucket

7. Good to have PSS knowledge

Key Skills: PowerBI - Dashboards and Reports / SQL / Python (Advanced analytics OR automation) and Some knowledge or Understanding of Financial Domain.

Responsibilities:

Designing and developing Power BI reports and dashboards to meet the business stakeholders’ needs

Collaborating with data engineers and analysts to acquire, clean, and transform data for reporting purposes

Creating DAX calculations and measures to support data analysis

Ensuring compliance with best practices

Troubleshooting and resolving issues in Power BI reports

Required Power BI developer requirements, qualifications & skills:

Proficiency in Power BI development, including report and dashboard creation

Understanding of data modeling and data visualization concepts

Experience with SQL for data manipulation and extraction

Knowledge of Data Analysis Expressions (DAX) for creating calculations

Familiarity with data warehouse concepts

We are seeking a skilled ServiceNow professional to design, customize, and implement ServiceNow solutions. You will work closely with business stakeholders to gather requirements, configure the system, and deliver solutions that drive customer engagement and operational excellence.

Key Responsibilities:

• Collaborate closely with Product Owners and Business SMEs to gather the functional and technical requirements.

• Provide expert technical consulting and best practice guidance across ITSM, CSM, and HRSD modules.

• Strong proficiency in Glide APIs, Business Rules, and Client Scripts.

• Skilled in key ServiceNow development tools, including Flow Designer, Workflow Editor, Form Designer, App Studio, and Automated Test Framework (ATF).

• Administer the ServiceNow platform, including ACLs, security models, and update set management.

• Manage scheduled jobs, notifications, and event configurations.

• Support platform upgrades and perform end-to-end regression testing utilizing ATF.

• Develop and maintain custom UI components for Service Portal and Workspace.

• Produce technical documentation, including solution designs, data models, integration specs, and release notes.

Requirements:

• Bachelor’s degree in computer science, Information Systems, or related discipline.

• Certifications

- CSA – Certified System Administrator (Mandatory)

- CAD – Certified Application Developer (Mandatory)

• Minimum 5+ years of hands-on experience with the ServiceNow platform

• ITSM Development Expertise

- Configure and customize core ITSM processes: Incident, Problem, Change, Request, and Knowledge Management.

- Design and enhance Service Catalog items, Record Producers, Catalog UI Policies, and Client Scripts.

- Implement workflows, SLAs, Service Level Management practices, and CMDB relationships.

- Build automation using Business Rules, Script Includes, and Flow Designer.

• Build scripted REST APIs and data transformation logic.

• Exposure in the ServiceNow CSM

- Configure case management, customer accounts/contacts, entitlements, and SLAs.

- Develop custom views for workspaces (Agent Workspace, CSM Workspace).

- Implement in the Interaction management, Dynamic routing, Playbooks, Knowledge base for customer service

- Integrate CSM with phone channels such as Amazon Connect, Genesys, or CTI adapters.

• Exposure in the ServiceNow HRSD

- Configure HR Service Delivery modules such as HR Case Management, Employee Center / Employee Center Pro, HR Services, COEs, Lifecycle Events (Onboarding, Offboarding)

- Create HR Catalog items, record producers, and HR-specific workflows.

- Maintain security around HR tables via HR profiles & ACLs.

• Knowledge in Integration & Automation Tools

- CSM telephony (AWS Connect/Genesys)

- Develop integrations using REST / SOAP APIs, Integration Hub ,MID Server

- HR integrations (Workday/SuccessFactors)

Preferred Skills:

• Certifications

- HR integrations (Workday/SuccessFactors)

Role: Build secure, high-volume Java/Spring Boot microservices for core banking (payments, Banking systems, risk, compliance).

Key Duties

• Code & integrate transaction systems (SWIFT/ISO 20022)
• Secure APIs (OAuth2/JWT), optimize latency
• CI/CD (Jenkins/Git), monitor (ELK)
• Agile delivery with architects & QA

Must-Have

• 7+ yrs Java; 3+ in banking
• Java 8+, Spring Boot/Security, JPA, REST
• Oracle, Kafka/JMS, Docker
• PCI-DSS, secure coding

Nice-to-Have

• K8s, TDD, real-time payments

Job Summary:

We are seeking a highly skilled Java Full Stack Developer to lead the development of microservices-based solutions in the Wealth management domain. You'll work with cutting-edge technologies like Java 11, Spring Boot, Spring Cloud, Kafka, Docker, Kubernetes, and Spring Cloud Config to build scalable, resilient, and secure applications.

Experience Required

• 4–6 years hands-on experience in Java, Spring Boot, Microservices, Angular (UI)
• Databases: MySQL, NoSQL, MariaDB
• Knowledge of Test-Driven Development (TDD)
• CI/CD pipelines
• Good understanding of software engineering best practices
• Experience in Wealth management, CASA, Fixed Deposits, Cards, or Payment's domains preferred. Strong problem-solving skills, attention to detail, and ability to work in a fast-paced environment

Company Overview

Established in 1984, Prime Supermarket is a pioneer local supermarket chain in Singapore. It grew from 5 mini-marts to 20 outlets island wide, becoming the largest family-owned supermarket chain with a full-format presence since 1991.

Job Summary

We are looking for a Junior Full-Stack Developer who is comfortable working across both front-end and back-end development. In this role, you will be responsible for building and maintaining web applications, designing scalable system architecture, ensuring responsive user interfaces, and supporting the development of end-to-end platforms including databases, servers, and APIs. You will work closely with the Technical Lead or Head of RND, stakeholders, and other developers to deliver reliable, secure, and high-performing digital solutions.

Responsibilities

• Develop, maintain, and enhance web applications across front-end and back-end layers to deliver seamless user experiences
• Build responsive, user-friendly interfaces and optimize application performance across multiple devices
• Collaborate with cross-functional teams including Scrum Master and developers to implement new features and improve user experience
• Design, develop, and maintain RESTful APIs for integration with internal and external platforms and services
• Optimize applications for performance, scalability, reliability, and security to meet business needs
• Design and manage database schemas ensuring data integrity, efficiency, and security in relational and NoSQL databases
• Conduct manual and automated testing and debugging to ensure system stability and quality
• Write clean, maintainable, scalable, and well-documented code following best development practices
• Participate in code reviews, troubleshooting, and technical discussions to improve code quality and resolve issues
• Stay current with emerging technologies, tools, and development practices to continuously enhance the software development lifecycle

Required competencies and certifications

• Diploma in Computer Science, Software Engineering, Information Technology, or related field
• 1–2 years of professional experience in full stack development
• Proficient in front-end technologies including HTML, CSS, JavaScript, and frameworks/libraries such as Vue.js or Bootstrap
• Experienced in back-end development using PHP, Node.js, or similar server-side frameworks
• Skilled in mobile application development, preferably with Flutter
• Familiar with Code Magic or similar tools for mobile CI/CD deployment
• Experienced in database design and management with relational databases (Oracle, PostgreSQL, MySQL) and/or NoSQL technologies (Elasticsearch)
• Skilled in designing and consuming RESTful APIs
• Proficient with version control systems such as Git, GitHub, or GitLab
• Familiar with DevOps practices including CI/CD pipelines, Docker/Kubernetes, and cloud platforms such as AWS, Azure, or Google Cloud
• Comfortable working in UNIX/Linux and Windows environments
• Strong problem-solving and debugging skills to troubleshoot efficiently
• Effective communication and teamwork skills to explain technical concepts clearly

Preferred competencies and qualifications

• Experience in mobile development using Flutter or React Native
• Exposure to cloud platforms and/or AWS certifications
• Proficiency in Python or TypeScript

* Provide day-to-day operational support and maintenance of low-code/no-code applications.

* Monitor application performance and troubleshoot issues in production environments.

* Design, develop, and maintain applications and automations using Microsoft Power Platform – including Power Apps, Power Automate (Cloud and Desktop flows), Power Virtual Agents, Power BI, and Copilot Studio.

* Build responsive canvas and model-driven apps, integrating with Microsoft 365 and third-party systems to streamline end-to-end processes.

* Configure and maintain integrations via APIs and RPA to support end-to-end business process automation, including authentication and error-handling.

* Implement secure development practices and manage user access controls in line with IT security, data privacy, and governance policies.

* Assist in gathering, documenting, and validating business and technical requirements; maintain traceability from requirements through to delivered features.

* Support delivery of small-scale digital transformation projects and enhancement requests, coordinating with stakeholders for acceptance and rollout.

* Provide timely updates to stakeholders, validate requirements iteratively, and manage acceptance criteria for releases.

* Collaborate with cross-functional teams to drive innovation and align digital initiatives with strategic business goals.

* Participate in peer code reviews, solution design walkthroughs, and team knowledge-sharing sessions to promote best practices.

* Develop and maintain user manuals, SOPs, and deliver structured user training sessions for new or updated applications.

* Promote a culture of continuous improvement by regularly reviewing digital solutions and incorporating user feedback.

* Research and evaluate emerging technologies to identify innovative tools and practices that can enhance business processes.

* Lead proof-of-concept initiatives to test and validate new digital solutions before full-scale implementation.

* Collaborate with cross-functional teams to drive innovation and align digital initiatives with strategic business goals.

* Drive digital adoption through community engagement and foster a strong citizen developer culture.

* Monitor industry trends and best practices to ensure solutions remain modern, scalable, and competitive.

Minimum Education / Qualifications

Diploma/Degree in Information Technology or equivalent

Minimum Years of Relevant Experience

2 years’ experience in developing SharePoint and low-code applications and managing workflow tools

Knowledge / Skills

* Experience in Office 365 apps, Microsoft Power Platform, SPFx, RPA, and/or workflow tools (e.g., Nintex, Workato, etc.)

* Experience in software development and programming

* Experience in UI/UX design will be an advantage

* Experience in project management

* Knowledge of application lifecycle management

* Awareness of IT security principles and data privacy standards.

* Strong planning, analytical, and problem-solving skills

* Able to work and deliver under a tight timeline

* Excellent communication and written skills

* Adaptable and dynamic as things evolve

Attributes (Functional or Leadership Competencies)

* Proactive in seeking assistance, input, and feedback

* Customer-centric

* Team player with excellent interpersonal skills and able to multi-task

* Excellent communication and written skills

Overview
We are seeking a passionate and driven Developer Intern to join our team. In this role, you will focus on creating innovative internal applications using AI and open-source technologies. These applications will improve internal processes and be developed with the intent to be marketed as products. The intern will work closely with product managers to design, build, and implement solutions using the latest tools and technologies in the AI space. 

Job Descriptions:

1. Develop AI-powered Applications: Contribute to designing, developing, and deploying AI-driven apps that streamline internal workflows and offer potential as commercial products.
2. Open Source Contribution: Actively use open-source frameworks and libraries to build solutions, ensuring high-quality, scalable, and maintainable code.
3. Collaborate with Teams: Work closely with internal stakeholders, including product managers and other developers, to understand business needs and translate them into technical solutions.
4. Prototype and Experiment: Participate in rapid prototyping, testing, and iterating on new ideas based on feedback.
5. AI Model Integration: Implement and fine-tune machine learning models for real-world applications, ensuring they are optimised for performance and scalability.
6. Code Review & Best Practices: Engage in code reviews, follow best practices for coding standards, and contribute to improving development processes.
7. Documentation: Document your work, including development processes, system architecture, and APIs, clearly and concisely.

Requirements:

1. Currently pursuing or recently completed a degree in Computer Science, Engineering, or a related field.
2. Willing to join for a minimum of 6 months with commitment.
3. Basic understanding of machine learning principles and AI algorithms.
4. Experience with at least one programming language such as Python, JavaScript, or Java.
5. Familiarity with open-source software development and related tools (e.g., Git, GitHub).
6. Exposure to popular machine learning libraries such as TensorFlow, PyTorch, or Scikit-learn.
7. Strong problem-solving skills and ability to think critically about business needs.
8. Willingness to learn new technologies and tools quickly.
9. Ability to work independently and as part of a collaborative team.