What is Offshore Development?── The development model companies choose today
Offshore development is the practice of entrusting part or all of your software development to overseas partners and engineers with advantages in cost and talent. Once driven purely by cost reduction, it has evolved into a strategy for securing resources and a core part of Japanese companies' development strategy.
The Basics of Offshore Development
Leveraging overseas resources to solve the talent, cost, and speed challenges that are hard to address domestically — that is the essence of offshore development.
Offshore development means entrusting part or all of your development process to partner companies or engineers abroad. Against the backdrop of a severe domestic IT talent shortage, it is now a realistic option not only for large enterprises but also for SMEs and startups.
While 'low cost' was once the main goal, a weaker yen and rising local rates are changing the 'offshore = cheap' equation. In 2025 the top reason for adoption is 'securing development resources' — companies increasingly treat offshore as an extension of their in-house team rather than mere outsourcing.
Securing Resources
Complement the deepening domestic engineer shortage with abundant overseas IT talent, and quickly build a team of the scale you need, when you need it.
Optimizing Cost
A 31-50% cost reduction versus domestic development is the mainstream range. The longer you engage, the more stable the cost benefit becomes.
Faster Delivery
A dedicated team enabling continuous development shortens lead time and raises responsiveness to market and business demands.
Flexibility to Scale
From a small start of one engineer for one month to a large dedicated team — scale your setup flexibly according to your business phase.
The Latest Offshore Market Trends
The outline of the 2025 market as shown in the 'Offshore Development White Paper 2025'. Offshore development is shifting from a growth phase to a mature phase.
Destinations by Country (2025)
Vietnam ranks No.1 for the 9th consecutive year. China has declined to 21% as diversification advances, while emerging countries such as the Philippines and Bangladesh are gaining presence.
Three Shifts in 2025
SMEs Take the Lead Again
Companies with 50 or fewer employees make up 48% of inquiries, sharply up from 26% the previous year. Familiarity with the weak yen and a worsening talent shortage are driving renewed SME adoption.
Purpose Shifts to 'Strategic Use'
Reasons for adoption have diversified from 'cost reduction' to 'securing resources' and further to 'part of business strategy'. With 83% of companies planning to expand, offshore is evolving into strategic partnership.
Diversifying Contract Models
The 'lab (dedicated team)' model is most common at 45%. Fixed-price contracts, strong for well-defined projects, hold 32%, while SES for flexibly securing specialists has surged to 20%.
Why Vietnam Offshore Development, Now?
Vietnam keeps leading the destination ranking — chosen not only for low cost but for the balance of quality, stability, and technical capability.
Pro-Japan, Diligent Culture
High affinity for Japanese culture and a diligent, earnest national character. Geographically close with a small time difference, making communication and collaboration easy.
Optimal Cost-Quality Balance
Man-month rates rise only gradually, keeping a stable cost-performance that stands apart from surging China and quality-concerned emerging countries.
Advancing Technical Capability
A growing number of firms handle advanced and package domains such as AI, blockchain, SAP, Salesforce, and kintone. Young engineers also show a strong appetite to learn.
Depth of Japanese-Language Support
More engineers can work in Japanese, and JLPT N2+ holders are increasing. The growth of bridge SEs and PMs underpins trust and proposal capability in the Japanese market.
How Offshore's Value Changes in the AI Era
Now that generative AI has begun handling routine coding, offshore that merely 'gathers lots of hands' loses its value. What matters is a quality team that can make the most of AI.
The New Roles Offshore Plays in the AI Era
AI-First Development Teams
As automation reduces routine work, the value of people who can instruct AI correctly and evaluate its output rises. Offshore functions as a team that uses AI every day.
Human Judgment That Ensures Quality
Reviewing AI-generated code, design decisions, testing, and security checks — the processes accountable for final quality remain human. This is exactly where an experienced offshore team adds value.
Both Speed and Scale
Raise per-person productivity with AI, and scale your team flexibly with offshore. Combining the two lets you develop faster and bigger at lower cost.
How to Use Offshore Development Effectively
The white paper consistently points to 'communication' and 'team design' as the keys to success — four principles that hold true even in the AI era.
Start Small
Begin small with a light plan or PoC from one engineer for one month, confirm the fit and workflow, then expand. Even first-time adoption keeps risk low.
Choose the Right Contract Model
Fixed-price for clear requirements, lab (dedicated team) for continuous work, and SES to complement specialists. Select according to your goals, budget, and management setup.
Design Communication Around a Bridge SE
The most important success factor is communication. Center your setup on a bridge SE with language, cultural, and management skills to raise the quality of trust and information sharing.
Choose a Partner That Can Leverage AI
Beyond Japanese-language support and a development track record, assess whether the team can apply AI in practice. This is an era of choosing by capability, proposal power, and flexibility — not price alone.
Main Contract Models and Ideal Projects
| Model | Ideal Projects | Share |
|---|---|---|
| Fixed-price | Clear requirements, small scale, tight budget | 32% |
| Lab (Dedicated) | Continuous work, own product, evolving specs | 45% |
| SES | Complementing specific tech domains, short-term staffing | 20% |
Choosing the contract model is a decisive factor in offshore success. Selecting one that matches your development setup, budget, and management capacity is the first step to success.
Let’s find the best way to use offshore development for your business
The most effective way to use offshore development in the AI era depends on your business phase and development setup. Wanosoft, with its extensive track record, offers concrete proposals for “how your company should proceed.” Feel free to reach out.
