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Java Developers in Singapore

We are an Indian engineering team working with businesses in Singapore. Written scope before any code, and a fixed quote in SGD.

Working hours

Our day runs 09:00 to 18:00 India time, which is 11:30 to 20:30 in Singapore, so from late morning onwards we are on the same working day, and anything you raise first thing is picked up by 11:30.

Quoted in SGD

Quotes exclude the 9% GST in Singapore, shown separately on the invoice.

Data protection

Work for this market is scoped against the Personal Data Protection Act 2012 (PDPA), agreed before development starts rather than retrofitted afterwards.

Written scope

Every engagement starts with a written scope and a fixed SGD quote within 24 hours, so the price is set before work begins.

About Java Developers

Hire senior engineers for Java and Spring Boot backends: REST and gRPC APIs, microservices, batch jobs, and integrations with the systems you already run. You work directly with the developers on flat quotes, with a written scope, automated tests, and CI on every build. Choose one dedicated developer or a small product team, on a monthly rolling contract with no lock-in.

What the engagement includes

  • Senior engineers only. You work directly with the person writing the code, never an account-manager layer or an offshore handoff.
  • The backend fundamentals transfer directly: REST and gRPC API design, relational and NoSQL data modeling on PostgreSQL, MySQL, and MongoDB, Redis caching, and AWS deployment are the same disciplines whether the runtime is the JVM or Node.
  • A written scope before any code is written, so both sides agree on what done means and what it costs.
  • Automated tests (JUnit, Testcontainers, integration tests) and CI on every build, not tests bolted on at the end to tick a box.
  • You own the GitHub repo, the cloud account, and the CI pipeline from day one, so there is a clean handover or exit whenever you want it.
  • Flat INR quotes with GST for Indian clients, and USD, CAD, GBP, or AED via Wise for overseas teams. W-8BEN and LUT on file, 24-hour response.

How we work with Singapore clients

Singapore is the one market we serve where the working day is simply shared. We are two and a half hours behind you and neither country moves its clocks, so our morning starts partway through yours and the whole of your afternoon is live time for both sides. That changes the shape of an engagement more than anything technical does: a call is booked for the same afternoon rather than the same week, a question raised before your lunch is answered after it, and the written-first method we run for North American clients is a courtesy here rather than a necessity. We keep the written record anyway, with a default chosen on every open decision, because it is the thing an auditor or a new hire can read later and a call is not.

Invoicing is worth stating plainly because the GST position confuses buyers on both sides. We are outside Singapore, so no GST appears on our invoice. Whether you account for it yourself is the reverse charge question, and IRAS's own guidance is that a GST-registered business making only taxable supplies is not affected, while a partially exempt one accounts for it in its own return. We quote in Singapore dollars, the figure holds for the project whatever the rupee does, and payment by bank transfer or Wise avoids the card fees a five-figure invoice does not need. The contract can sit under Singapore law with Singapore courts, and unusually among our overseas markets that clause has teeth: Singapore is a reciprocating territory under section 44A of India's Civil Procedure Code, so a judgment of the Singapore High Court can be executed in India directly rather than re-litigated.

Full service detail

This page covers how we work with clients in your market. The complete Java Developers page, with the full technical detail, process and frequently asked questions, is written in English.

Read the full service page (English)

Questions Singapore clients ask

How does GST work if you are based in India?

No GST is charged on our invoice, and the invoice says so. Whether you account for it under reverse charge depends on your input tax position: IRAS's guidance is that a GST-registered business making only taxable supplies is not impacted, a partially exempt business or one with non-business receipts accounts for GST on imported services in its own return, and a business that is not registered should ask its accountant, because an exempt business importing more than S$1 million of services in a year can be required to register. We would rather your accountant confirmed your position before the first invoice than reconciled it at year end.

Are you compliant with the PDPA?

We build to it rather than claiming a certificate. The consent, purpose limitation and notification obligations shape the forms and the data model; retention limitation means records are deleted on a schedule rather than kept indefinitely; access and correction requests are features with a queue behind them rather than a manual database job. Processing happens in India, so the transfer limitation obligation applies, and the processor agreement we sign sets out the comparable standard of protection the Act asks for. The obligation to design for early is breach notification: an organisation has three calendar days from determining a breach is notifiable, which means one likely to cause significant harm or one affecting 500 or more people, to tell the PDPC, and answering what was in the breach is only possible if the logging existed beforehand. Appointing a Data Protection Officer is your obligation rather than ours, and we will say so if a design choice would make that person's job harder.

Can we use a PSG or EDG grant to pay for this?

Not PSG. The Productivity Solutions Grant funds pre-scoped packages from pre-approved vendors for Singapore-registered companies, and a custom build from an overseas team is not that shape, so we will not pretend it is. The Enterprise Development Grant is assessed project by project against its own criteria, and whether a build like yours qualifies is a question for Enterprise Singapore or your grant consultant to answer before the scope is written rather than after a budget has assumed it.

We are regulated by MAS. Can you meet the outsourcing requirements?

We can supply what a due-diligence pack asks for, accept audit and access rights in the contract, and name every sub-processor that touches your data. What we will also tell you in the first conversation is what we do not hold: we are not SOC 2 or ISO 27001 certified, and our security page says so in those words. Whether an engagement with us is a material outsourcing arrangement under the MAS guidelines, and what that requires of you, is your compliance team's determination, and it changes the contract before it changes the code, so it belongs in week one.

Java Developers: common questions

How much does it cost to hire a Java developer in India in 2026?

Senior Java developer and agency rates in India typically run about 700 to 4,500 rupees per hour depending on seniority and system complexity. We quote flat INR with GST for project work and a fixed monthly rate for a dedicated developer, so there are no hourly surprises. Overseas clients are billed the equivalent in USD, CAD, GBP, or AED through Wise. Rates well below market for genuinely senior Spring Boot work usually signal juniors or hidden change-request fees.

Do you actually have Java experience, or is this a new service line?

We will be straight with you. Our highest-volume production work is in Node.js, Laravel, React, and Flutter, and Java is a service line we take on deliberately rather than a decade-long specialty. What we bring is senior backend engineering: API design, data modeling on PostgreSQL and MongoDB, Redis, AWS, testing, and CI, which are the disciplines that decide whether any backend holds up. If a project needs deep, specialized Java internals we are not the right team for, we will say so on the first call rather than after you have paid.

Should I hire a dedicated Java developer or a fixed-price project?

Pick a dedicated developer when the roadmap is still moving and you want to direct the work sprint by sprint. It is a monthly rolling contract you can stop with notice. Pick fixed-price when the scope is clear and you want a known number against a known date. Many clients start with a small fixed-price build to test how we work, then move to a dedicated developer or retainer once they trust the output.

Which Java and Spring versions do you build on?

New work goes on a current LTS Java (17 or 21) and the latest stable Spring Boot 3.x, with Maven or Gradle, and we containerize with Docker. For an existing system we meet the version you are on first, then propose an upgrade path if you are stuck on an end-of-life release like Java 8 or Spring Boot 2.x, phased so nothing breaks in one big jump.

Can you take over or modernize an existing Java codebase?

Yes, and it is a common request for a new team. We start with a short audit: a dependency and security review, a look at the build, the tests, and the data layer, and a written list of what is fragile and what to fix first. From there you can hand us the whole system or just the priority work. Because we deploy from your own repo and cloud account, nothing gets locked to us.

Other markets we work in

Working with Singapore

Tell us what you are building in Singapore

Send the scope, or just the problem. You get a written scope and a fixed SGD quote back within 24 hours, from the engineers who would do the work.