Senior Backend Engineer (JAVA)

VANGUARD SOFTWARE PTE. LTD.; Singapore; On-site; SGD 80,000 - 100,000; Full time

Job summary

A leading software development company in Singapore is seeking an experienced Senior Backend Engineer to deliver production-ready backend systems. Candidates should have a strong background in Java and related technologies, with at least 5 years of backend engineering experience. This role offers a chance to take ownership of system design, optimization, and mentoring junior staff within a collaborative environment.

Qualifications

• Minimum 5 years of backend engineering experience, delivering production-level systems.
• Capable of designing modular, scalable solutions with considerations for performance, security, and observability.
• Fluency in written and spoken English and Mandarin is highly desirable.

Responsibilities

• Build scalable, secure, and reliable backend systems that meet business needs.
• Write clean, maintainable code and improve existing codebases through regular refactoring.
• Identify and resolve performance, stability, and scalability issues.
• Improve development processes and provide guidance to junior engineers.
• Work closely with product, frontend, and DevOps teams to align on solutions.

Skills

Java

Spring Boot

WebFlux

Kafka

Redis

SQL databases

NoSQL databases

Education

Bachelor's Degree in Computing, Software Engineering, IT or related field

Job description

JOB SUMMARY

We are seeking a Senior Backend Engineer to join our growing engineering team. In this role, you will work independently to deliver production-ready, high-quality code with minimal issues. You will take full responsibility for the design, development, and optimization of backend systems, collaborating with cross-functional teams to ensure systems perform at their best. This is an excellent opportunity for an experienced engineer with at least 8 years of work experience who thrives on ownership, scalability, and technical leadership.

JOB DUTIES

• Design & Development: Build scalable, secure, and reliable backend systems that meet business needs.
• Code Quality: Write clean, maintainable code and improve existing codebases through regular refactoring.
• System Optimization: Identify and resolve performance, stability, and scalability issues.
• Process & Mentorship: Improve development processes and provide guidance to junior engineers.
• Collaboration: Work closely with product, frontend, and DevOps teams to align on solutions and deliver robust systems.

JOB REQUIREMENTS

• Bachelor's Degree of Computing, Software Engineering, IT or related field.
• Minimum 5 years of backend engineering experience, delivering production-level systems.
• Tech Stack: Proficient in Java, with experience in Spring Boot, WebFlux, Kafka, Redis, and SQL/NoSQL databases.
• System Design: Capable of designing modular, scalable solutions with considerations for performance, security, and observability.
• Problem Solving: Skilled at identifying edge cases, managing risk, and improving system quality.
• Process Mindset: Able to spot inefficiencies and propose improvements in both tech and workflow.
• Team Collaboration: Strong communication skills and a proactive approach to teamwork and feedback.
• Fluency in written and spoken English and Mandarin is highly desirable to liaise with Chinese speaking clients and counterparts to understand their technical requirements.

Soft Skills

• Team Mindset: Proactively contribute to team and company goals with a collaborative attitude.
• Ownership: Take responsibility for your work and deliver with high quality and consistency.
• Adaptability: Open to feedback and willing to learn and grow with evolving challenges.
• Communication: Clearly articulate ideas and decisions with both technical and non-technical stakeholders.