Software Engineering Lead (Core)

Thunes is hiring a Software Engineering Lead (Core) in Singapore, Singapore. Level rates it ; you can apply on Thunes.

Level's read on this job

On Level's scale, this role is Uses AI ●●○○: an ordinary role that requires AI tools.
Tools and skills the posting cites include Claude, Copilot and Claude Code.
Level classifies it as a lead role.
Level lists 51 other open roles at Thunes.

AI in this role

claudecopilotclaude-code

About Thunes
Thunes is the Smart Superhighway to move money around the world. Thunes’ proprietary Direct Global Network allows Members to make payments in real-time in over 140 countries and more than 90 currencies. Thunes’ Network connects directly to over 12 billion mobile wallets, stablecoin wallets and bank accounts worldwide, as well as 15 billion cards via more than 220 different payment methods, such as GCash, M-Pesa, Airtel, MTN, Orange, JazzCash, Easypaisa, AliPay, WeChat Pay and many more. Thunes’ Direct Global Network differentiates itself through its worldwide reach, in-house SmartX Treasury System and Fortress Compliance Platform, ensuring Members of the Network receive unrivaled speed, control, visibility, protection, and cost efficiencies when making real-time payments, globally. Members of Thunes’ Direct Global Network include gig economy giants like Uber and Deliveroo, super-apps like Grab and WeChat, MTOs, fintechs, PSPs and banks. Headquartered in Singapore, Thunes has offices in 14 locations, including Barcelona, Beijing, Dubai, Hong Kong, Johannesburg, London, Manila, Nairobi, New York, Paris, Riyadh, San Francisco and Shanghai. For more information, visit: https://www.thunes.com/ Context of the role We are seeking a highly driven, self-motivated, and technically sound Software Engineering Lead (Core) to manage our core engineering team in Singapore. In this role, you will lead the team responsible for building and maintaining our mission-critical payout APIs and services—the engine driving our global payments ecosystem.
You will bring a startup mindset backed by the rigor required for enterprise scale, ensuring our platform remains highly performant, resilient, secure, and ready for rapid growth.
Tech Stack & Tooling

Backend: Golang (Primary), Perl (Mojolicious), Python
Frontend: Vue.js
Database: PostgreSQL
Cloud & Infrastructure: AWS, Kubernetes (EKS), Docker
Practices & Tools: Agile, CI/CD, TDD, Infrastructure as Code, AI-assisted development (e.g., Claude Code, Copilot)

Key Responsibilities
Technical Leadership & Architecture

Architect & Scale: Design, build, and maintain high-throughput, low-latency RESTful APIs and core backend microservices.
Ownership & Quality: Take end-to-end ownership of the core payout platform, ensuring SLA compliance, security, high availability, and 24/7 reliability.
Best Practices: Drive engineering excellence by enforcing clean code standards, automated testing (TDD), thorough documentation, and rigorous code reviews.

Team Leadership & Process

Lead & Mentor: Guide, mentor, and grow a team of high-performing software engineers, fostering a culture of continuous learning and accountability.
Agile Execution: Champion Agile practices (sprint planning, stand-ups, pair programming) to ensure predictable and high-velocity delivery.
DevOps & Automation: Collaborate with platform/DevOps tools to streamline CI/CD pipelines, automated provisioning, monitoring, and zero-downtime deployments multiple times per day.

Collaboration & Stakeholder Management

Global Coordination: Partner closely with the Chief Architect, product management, and cross-functional engineering teams globally to translate business requirements into technical roadmaps.

What We’re Looking For
Qualifications

Bachelor’s degree in Computer Science, Software Engineering, or a related technical field (or equivalent practical experience).

Experience & Technical Skills

Proven Leadership: Experience mentoring or leading an engineering team in a fast-paced environment.
Golang Expertise: Strong hands-on proficiency in Golang for building scalable backend systems and web services.
Database Mastery: Deep understanding of relational databases, query optimization, and schema design (preferably PostgreSQL).
API Design at Scale: Demonstrable track record of designing, building, and securing high-volume REST/JSON APIs.
Cloud & Containers: Solid familiarity with AWS services and container orchestration using Kubernetes (EKS).
Legacy & Polyglot Curiosity: Willingness or experience working with Perl (Mojolicious) or legacy codebases as part of platform evolution and modernization.

Nice to Have

Experience in the Fintech / Payments industry.
Familiarity with modern frontend frameworks (e.g., Vue.js, JavaScript/TypeScript).

What We Offer

High Impact: Direct ownership of core payment infrastructure used around the world 24/7.
Continuous Delivery Culture: A true DevOps culture where you own your code—write, test, and deploy multiple times a day.
Growth Environment: A collaborative, feedback-driven workplace equipped with modern engineering tools and room to innovate

Sound like you? Apply now!

How we rate this

Software Engineering Lead (Core) at Thunes rates 50 out of 100 for how much of the daily work is AI. That makes it Uses AI (AI Level 2 of 4). The level is about AI in the job, not seniority.

Classification

Uses AI. An ordinary role that requires AI tools.

●●●● Builds AI80 to 100
●●●○ Works on AI60 to 79
●●○○ Uses AI40 to 59
●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Read the description and count the AI tools, models and workflows it names.

Key facts

Software Engineering Lead (Core) is an open job at Thunes.
Level rates this role AI Level 2 of 4: Uses AI.
The role is based in Singapore, Central, Singapore.
The job was posted on August 20, 2026.
Seniority: lead.
Applications are handled by Thunes. Apply on Thunes

Prepare for this job

Built from this posting and from similar jobs on Level.

Skills and AI tools this role asks for

ClaudeCopilotClaude Code

Questions you could be asked

What's a project where you used Claude hands-on?
Walk me through how you've used Copilot in your day-to-day work.
What are the limits of Claude Code that you've run into, and how did you work around them?
This role expects you to use AI tools as part of the job. Which ones have you used, and for what?
Tell me about a time an AI tool got something wrong. How did you catch it?

Adapt your resume

List these exact terms on your resume: Claude, Copilot, and Claude Code. An applicant tracking system matches the wording, not the idea.
Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.
Put the AI tool in a bullet point about what you did, not just in a skills list. This role treats it as a required part of the job.

Want an expert to read your CV for this job?

Free. Send your CV and the role you want next. You get your review by email within 24 hours.

Get a free CV review Get your CV rewritten Check your resume with the ATS resume checker

Get new software engineering jobs (Uses AI ●●○○ or higher) by email

One email a week with the new software engineering jobs (Uses AI ●●○○ or higher), each rated for how much AI is in the work. No recruiter spam, unsubscribe in one click.

Free. One email a week. Unsubscribe in one click.