Golang Developer for Banking Industry

PT. SIGMA GLOBAL TEKNOLOGI (SIGMATECH); Jakarta Utara; On-site; IDR 240,000,000 - 360,000,000; Full time

Benefits offered by this job

Medical

Miscellaneous allowance

Annual & sick leave

BPJS

Competitive salary

Job summary

PT. SIGMA GLOBAL TEKNOLOGI (SIGMATECH) in Central Jakarta seeks a Golang Developer for Banking Industry on a contract basis to build robust, secure core services.

Based in Central Jakarta, you will work on mission-critical banking applications using Go and modern infrastructure. You will design and implement backend services, APIs, and microservices, collaborate with architects, QA, and product managers, and ensure compliance with security standards and banking regulations.

Qualifications

• 2–3 years of hands-on Go development experience.
• Experience building backend services, APIs, and microservices.
• Familiar with SQL and NoSQL databases.
• Experience with Git and CI/CD pipelines.
• Understanding of RESTful API design.

Responsibilities

• Develop, maintain, and optimise backend services using Go.
• Write clean, well-documented code following standards.
• Collaborate with architects, QA, and product managers.
• Contribute to code reviews and improve code quality.
• Troubleshoot issues and optimize performance in prod/dev.
• Contribute to design of scalable microservices and distributed systems.
• Ensure banking security protocols and data protection compliance.

Skills

Go/Golang

Backend APIs & Microservices

RESTful API design

Databases SQL/NoSQL

Git & CI/CD

Security best practices

Problem solving

Team collaboration

Communication skills

Education

Bachelor's degree in Computer Science or related field

Tools

Docker

Kubernetes

Job description

About Us

PT. SIGMA GLOBAL TEKNOLOGI (SIGMATECH) is a leading technology solutions provider specialising in delivering innovative software development services to the financial and banking sectors. We pride ourselves on our commitment to excellence, technical expertise, and our ability to build scalable, secure solutions that meet the evolving needs of our clients. Our team of talented developers and technology professionals work collaboratively to create cutting-edge applications that drive digital transformation in the banking industry.

About the Role

We are seeking a talented Golang Developer for Banking Industry to join our development team on a contract basis. This is an exciting opportunity to work on mission-critical banking applications, contributing to the development of robust, secure, and high-performance systems that serve the financial sector. Based in Central Jakarta, this role offers you the chance to apply your expertise in Go programming whilst working with state-of-the‑art banking technology and infrastructure. You will be part of a collaborative team focused on delivering excellence in software development for one of the most demanding industries.

Key Responsibilities

• Develop, maintain, and optimise backend services and applications using Go (Golang), ensuring they meet banking industry standards and regulatory requirements
• Write clean, efficient, and well‑documented code whilst adhering to established coding standards and best practices
• Collaborate with cross‑functional teams including architects, quality assurance specialists, and product managers to design and implement robust solutions
• Participate in code reviews and provide constructive feedback to team members to maintain high code quality
• Troubleshoot and resolve technical issues, bugs, and performance bottlenecks in production and development environments
• Contribute to the design and architecture of scalable microservices and distributed systems
• Ensure applications comply with banking security protocols, data protection regulations, and industry standards such as ISO 27001 and relevant financial compliance requirements
• Work with APIs, databases, and third‑party integrations to build comprehensive banking solutions
• Participate in continuous improvement initiatives and stay updated with emerging technologies and industry trends

What We're Looking For

• Proven professional experience as a Go/Golang developer with a minimum of 2-3 years of hands‑on development experience
• Strong proficiency in Go programming language with a solid understanding of concurrency, goroutines, and channels
• Experience developing backend services, APIs, and microservices architectures
• Familiarity with relational and non‑relational databases (SQL and NoSQL)
• Knowledge of version control systems, particularly Git, and experience with CI/CD pipelines
• Understanding of RESTful API design principles and experience with API development
• Experience with containerisation technologies such as Docker and orchestration platforms like Kubernetes
• Knowledge of banking systems, financial protocols, or payment processing is highly desirable
• Understanding of security best practices, including encryption, authentication, and authorisation mechanisms
• Strong problem‑solving abilities and attention to detail
• Excellent communication skills and ability to work effectively within a team environment
• Bachelor's degree in Computer Science, Software Engineering, or related field, or equivalent practical experience

What We Offer

• Competitive remuneration package reflective of your skills and experience
• Opportunity to work on high‑impact banking technology projects with industry‑leading clients
• Professional development opportunities to enhance your technical expertise and advance your career
• Collaborative working environment with experienced and skilled professionals
• Exposure to cutting‑edge technologies and modern development practices
• Work‑life balance with flexibility in work arrangements where possible
• Health and wellness support to ensure your wellbeing

Perks and benefits Medical Miscellaneous allowance Attractive Salary, THR, BPJS, Annual & Sick Leaves