Junior Engineer, SEA

First Circle

. Build and improve backend services and APIs, and where relevant, frontend features in React .

Posted 11/11/2026full-timeSingapore • SingaporeJuniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong backend development capabilities with hands-on experience in C#, Kotlin, or Java, alongside proficiency in building and consuming REST APIs. Possesses a solid understanding of relational databases, SQL, and a commitment to writing clean, testable code while collaborating effectively with cross-functional teams.

Highest-signal resume keywords

C# ProgrammingKotlin ProgrammingJava ProgrammingREST API DevelopmentRelational Database Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Backend DevelopmentFrontend DevelopmentSQLGitWriting Clean Code

Soft Skills

Problem-Solving MindsetEagerness to LearnCritical ThinkingGood Communication Skills

Tools & Technologies

ReactAI Tools

Certifications & Qualifications

Degree in Computer ScienceDegree in Software Engineering

Industry Keywords

FintechPaymentsBanking

Tech Stack

Tools & technologies

JavaKotlinReactSQL

About the role

Key responsibilities & impact

Build and improve backend services and APIs, and where relevant, frontend features in React
Start with well-scoped tasks and quickly take ownership of larger features, from first idea to production
Write tests, take part in code reviews, and learn how to keep production systems reliable
Help investigate and fix issues in production alongside senior engineers
Work with product, design, and business teams to understand customer needs and turn them into working software
Work on real production systems from day one with regular mentorship from senior engineers

Requirements

What you’ll need

Hands-on experience with at least one of C#, Kotlin, or Java, gained through work, internships, or substantial personal projects
React experience is a plus
Solid fundamentals in writing clean, readable code
Experience working with relational databases and SQL
Experience building and consuming REST APIs
Experience using Git
Up to one year of professional experience is ideal, but not essential
A degree in computer science, software engineering, or a related field
Understanding of why tests matter and willingness to write them
Creative, problem-solving mindset and love of critical thinking
Eagerness to learn quickly, ask questions, and act on feedback
Good written and spoken English
Curiosity about AI and experience using AI tools to learn and work more effectively
Previous experience with fintech, payments, or banking is nice to have

Benefits

Comp & perks

No fixed budget; offers adjusted based on experience and market rate
Flexibility around working hours and location
Macbooks
Private health insurance
Training budgets
Opportunity to travel