{"id":8223,"date":"2026-05-28T14:56:03","date_gmt":"2026-05-28T05:56:03","guid":{"rendered":"https:\/\/mirai-works.co.jp\/consulnext\/?post_type=column&p=8223"},"modified":"2026-05-28T14:56:05","modified_gmt":"2026-05-28T05:56:05","slug":"top-10-major-it-consulting-firms-characteristics-salaries-and-how-to-make-the-switch","status":"publish","type":"column","link":"https:\/\/mirai-works.co.jp\/consulnext\/en\/column\/8223\/","title":{"rendered":"Top 10 Major IT Consulting Firms: Characteristics, Salaries, and How to Make the Switch"},"content":{"rendered":"\n

“What major IT consulting firms actually exist?”
“How much will my salary change if I switch to IT consulting?”<\/strong><\/p>\n\n\n\n

Many people may have these kinds of questions.<\/p>\n\n\n\n

IT consultants are specialists who use the power of IT to solve business management challenges. In recent years, driven by the push for DX (digital transformation), this career path has been attracting attention from business professionals seeking career advancement and salary growth.<\/p>\n\n\n\n

In this article, we introduce 10 major IT consulting firms, clearly explaining the characteristics, strengths, and average salary of each<\/strong><\/span>. Additionally, we explain the job responsibilities of IT consultants and how to make a career change into this field<\/strong>.<\/p>\n\n\n

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\u3010\u95a2\u9023\u8a18\u4e8b\u3011\u5927\u624b\u30b3\u30f3\u30b5\u30eb\u30c6\u30a3\u30f3\u30b0\u4f1a\u793e\u4e00\u89a7<\/a>\uff5c\u672a\u7d4c\u9a13\u304b\u3089\u30b3\u30f3\u30b5\u30eb\u30bf\u30f3\u30c8\u306b\u8ee2\u8077\u3059\u308b\u65b9\u6cd5<\/a>\uff5c\u7b2c\u4e8c\u65b0\u5352\u3067\u30b3\u30f3\u30b5\u30eb\u30bf\u30f3\u30c8\u306b\u8ee2\u8077\u3059\u308b\u65b9\u6cd5<\/a>\uff5c\u30b3\u30f3\u30b5\u30eb\u30bf\u30f3\u30c8\u306e\u7a2e\u985e\u4e00\u89a7<\/a>\uff5c\u30b3\u30f3\u30b5\u30eb\u30bf\u30f3\u30c8\u306e\u4ed5\u4e8b\u5185\u5bb9<\/a>\uff5cIT\u30b3\u30f3\u30b5\u30eb\u30bf\u30f3\u30c8\u6c42\u4eba\u306e\u4e00\u89a7<\/a>\uff5c\u672a\u7d4c\u9a13OK\u306e\u30b3\u30f3\u30b5\u30eb\u6c42\u4eba\u4e00\u89a7<\/a>\uff5c\u30ea\u30e2\u30fc\u30c8\u53ef\u306e\u30b3\u30f3\u30b5\u30eb\u6c42\u4eba\u4e00\u89a7<\/a><\/span><\/p>\n\n\n\n\n<\/div>\n\n\n

Top 10 Major IT Consulting Firms<\/h2>\n\n\n\n
\"Tokyo<\/figure>\n\n\n\n

Understanding the characteristics and strengths of each consulting firm is the first step in finding the right company for you. Some firms specialize exclusively in IT consulting, while others are general or think-tank-type firms with dedicated IT consulting divisions.<\/p>\n\n\n\n

Look for a company that aligns with your career direction.<\/p>\n\n\n\n

1. Nomura Research Institute (NRI)<\/h3>\n\n\n\n

Nomura Research Institute (NRI) is one of Japan’s leading think-tank-type major consulting firms.<\/p>\n\n\n\n

Established as Japan’s first private integrated think tank, it has built a unique model that combines both consulting and IT solutions<\/strong><\/span>.<\/p>\n\n\n\n

It is particularly strong in the financial and distribution industries, and is characterized by its ability to provide end-to-end support from strategy formulation to system development and operations<\/strong>.<\/p>\n\n\n\n

While maintaining a calm, Japanese-style corporate culture, the firm is also expanding globally, making it well-suited for those who want to take their time developing deep expertise.<\/p>\n\n\n

\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u307e\u3059 <\/i><\/span><\/div>\n
 <\/span>Head Office<\/td>Otemachi Financial City Grand Cube, 1-9-2 Otemachi, Chiyoda-ku, Tokyo<\/td><\/tr>
 <\/span>Founded<\/td>April 1965<\/td><\/tr>
 <\/span>Employees<\/td>7,645 \u203bAs of March 31, 2025<\/td><\/tr>
 <\/span>Average Annual Salary<\/td>Approx. \u00a513.21 million<\/td><\/tr><\/tbody><\/table>
Reference: Nomura Research Institute, Ltd. Annual Securities Report<\/a><\/figcaption><\/figure>\n\n\n
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IT\u30fbDX\u30b3\u30f3\u30b5\u30eb\u306e\u6c42\u4eba\u3092\u898b\u308b<\/span><\/a><\/div>\n\n\n\n\n<\/div>\n\n\n

2. Accenture<\/h3>\n\n\n\n

Accenture is one of the world’s largest general consulting firms, operating on a global scale<\/strong><\/span>.<\/p>\n\n\n\n

It covers a wide range of areas \u2014 including strategy and business transformation, marketing and customer experience improvement, cutting-edge technology adoption, and operational efficiency \u2014 providing comprehensive support for corporate transformation.<\/p>\n\n\n\n

Its ability to leverage insights and technology implementation capabilities in coordination with offices around the world is unmatched in the industry<\/strong>, and there are opportunities for young professionals to get involved in large-scale projects early in their careers.<\/p>\n\n\n\n

It is a challenging and rewarding environment for those who want to grow rapidly in a short period of time.<\/p>\n\n\n

\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u307e\u3059 <\/i><\/span><\/div>\n
 <\/span>Head Office<\/td>Akasaka Intercity AIR, 1-8-1 Akasaka, Minato-ku, Tokyo<\/td><\/tr>
 <\/span>Founded<\/td>December 1995<\/td><\/tr>
 <\/span>Employees<\/td>Approx. 28,000 \u203bAs of September 1, 2025<\/td><\/tr>
 <\/span>Average Annual Salary<\/td>Approx. \u00a58.69 million<\/td><\/tr><\/tbody><\/table>
Reference: openwork<\/a><\/figcaption><\/figure>\n\n\n\n

3. BayCurrent<\/h3>\n\n\n\n

BayCurrent is a Japan-born major general consulting firm that continues to grow rapidly.<\/p>\n\n\n\n

Rather than limiting itself to specific industries or domains, it adopts a one-pool system that allows consultants to participate in a wide variety of projects<\/strong><\/span>.<\/p>\n\n\n\n

It handles everything from strategy formulation to execution support in an integrated manner, powerfully supporting clients’ DX initiatives<\/strong>.<\/p>\n\n\n\n

The firm also has a performance-based evaluation system in place, making it attractive for those looking to achieve high income in a short period. It is well-suited for those who want to enhance their market value through diverse experiences.<\/p>\n\n\n

\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u307e\u3059 <\/i><\/span><\/div>\n
 <\/span>Head Office<\/td>Azabudai Hills Mori JP Tower, 1-3-1 Azabudai, Minato-ku, Tokyo<\/td><\/tr>
 <\/span>Founded<\/td>March 1998<\/td><\/tr>
 <\/span>Employees<\/td>5,904 (consolidated) \u203bAs of April 2025<\/td><\/tr>
 <\/span>Average Annual Salary<\/td>Approx. \u00a513.49 million<\/td><\/tr><\/tbody><\/table>
Reference: BayCurrent Annual Securities Report<\/a><\/figcaption><\/figure>\n\n\n
\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t<\/svg>\t\t\t\t<\/span>\n\t\t\t\t\u30b3\u30f3\u30b5\u30eb\u30d5\u30a1\u30fc\u30e0\u306e\u30ef\u30f3\u30d7\u30fc\u30eb\u5236\u3068\u306f\uff1f\u30e1\u30ea\u30c3\u30c8\u30fb\u30c7\u30e1\u30ea\u30c3\u30c8\u3082\u89e3\u8aac<\/span>\n\t\t\t<\/a>\n\t\t<\/div>\n\n\n

4. PwC Consulting<\/h3>\n\n\n\n

PwC Consulting belongs to the PwC global network, one of the Big Four accounting firms, and holds a strong presence as a major general consulting firm.<\/p>\n\n\n\n

Backed by deep knowledge in accounting and finance, it has particular strengths in M&A, business restructuring, and risk management<\/strong><\/span>, while also broadly supporting corporate transformation through IT.<\/p>\n\n\n\n

Leveraging its international network capable of handling cross-border engagements, it handles a large number of global-scale projects<\/strong>. It is well-suited for those who want to challenge DX and digital fields on the foundation of financial and risk knowledge.<\/p>\n\n\n

\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u307e\u3059 <\/i><\/span><\/div>\n
 <\/span>Founded<\/td>January 1983<\/td><\/tr>
 <\/span>Japan Office<\/td>Otemachi One Tower, 1-2-1 Otemachi, Chiyoda-ku, Tokyo<\/td><\/tr>
 <\/span>Employees<\/td>Approx. 5,130 \u203bAs of June 30, 2024<\/td><\/tr>
 <\/span>Average Annual Salary<\/td>Approx. \u00a510.06 million<\/td><\/tr><\/tbody><\/table>
Reference: openwork<\/a><\/figcaption><\/figure>\n\n\n\n

5. Sigmaxyz<\/h3>\n\n\n\n

Sigmaxyz is a firm with a distinctive presence among major IT consulting companies<\/strong><\/span>.<\/p>\n\n\n\n

It supports corporate problem-solving centered on three axes of transformation: “DX (Digital Transformation),” “SX (Service Transformation),” and “MX (Management Transformation)”<\/strong>.<\/p>\n\n\n\n

The firm offers robust new graduate training programs and learning programs, making it a rewarding environment for those with a strong drive to learn.<\/p>\n\n\n

\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u307e\u3059 <\/i><\/span><\/div>\n
 <\/span>Head Office<\/td>Toranomon Towers Office 9F, 4-1-28 Toranomon, Minato-ku, Tokyo<\/td><\/tr>
 <\/span>Founded<\/td>October 2021<\/td><\/tr>
 <\/span>Employees<\/td>730 \u203bAs of March 31, 2025<\/td><\/tr>
 <\/span>Average Annual Salary<\/td>Approx. \u00a512.07 million<\/td><\/tr><\/tbody><\/table>
Reference: Sigmaxyz Annual Securities Report<\/a><\/figcaption><\/figure>\n\n\n
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\uff1e\uff1e\u00a0<\/span>\u30b3\u30f3\u30b5\u30eb\u30bf\u30f3\u30c8\u306e\u6c42\u4eba\u3092\u898b\u308b\u3001\u6c42\u4eba\u3092\u63a2\u3059<\/a><\/p>\n\n\n\n\n<\/div>\n\n\n

6. ABeam Consulting<\/h3>\n\n\n\n

ABeam Consulting is a Japan-born major IT consulting firm that belongs to the NEC Group and holds a strong presence both domestically and internationally.<\/p>\n\n\n\n

It is particularly strong in its knowledge of and network in the Asian market, and has powerfully supported Japanese companies in their overseas expansion and global development<\/strong><\/span>.<\/p>\n\n\n\n

Its track record in ERP implementation \u2014 particularly SAP \u2014 is among the best in the industry, and it is highly regarded in the field of core business process reform<\/strong>. The firm values teamwork and has a culture of sharing knowledge across the organization, making it well-suited for those who want to achieve results through collaboration.<\/p>\n\n\n

\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u307e\u3059 <\/i><\/span><\/div>\n
 <\/span>Head Office<\/td>Yaesu Central Tower, Tokyo Midtown Yaesu, 2-2-1 Yaesu, Chuo-ku, Tokyo<\/td><\/tr>
 <\/span>Founded<\/td>April 1981<\/td><\/tr>
 <\/span>Employees<\/td>8,816 (consolidated) \u203bAs of April 1, 2025<\/td><\/tr>
 <\/span>Average Annual Salary<\/td>Approx. \u00a58.30 million<\/td><\/tr><\/tbody><\/table>
Reference: openwork<\/a><\/figcaption><\/figure>\n\n\n\n

7. IBM Japan<\/h3>\n\n\n\n

IBM Japan is the Japanese subsidiary of the global IT giant IBM, offering a wide range of services as a major IT consulting firm.<\/p>\n\n\n\n

It has a track record across diverse industries including finance, manufacturing, and the public sector, and has been driving large-scale DX initiatives<\/strong><\/span>. Leveraging cutting-edge technologies such as the AI tool “watsonx” and cloud services, its strength lies in its ability to provide end-to-end support from strategy formulation to system implementation and operations.<\/p>\n\n\n\n

It is well-suited for those who want to translate the latest technology into real-world business operations and lead corporate transformation<\/strong>.<\/p>\n\n\n

\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u307e\u3059 <\/i><\/span><\/div>\n
 <\/span>Head Office<\/td>Toranomon Hills Station Tower, 2-6-1 Toranomon, Minato-ku, Tokyo<\/td><\/tr>
 <\/span>Founded<\/td>June 1937<\/td><\/tr>
 <\/span>Employees<\/td>300,000+ (consolidated)<\/td><\/tr>
 <\/span>Average Annual Salary<\/td>Approx. \u00a59.12 million<\/td><\/tr><\/tbody><\/table>
Reference: openwork<\/a><\/figcaption><\/figure>\n\n\n\n

8. KPMG Consulting<\/h3>\n\n\n\n

KPMG Consulting is a member firm of KPMG, one of the Big Four accounting firms, and is also highly regarded as a major IT consulting firm.<\/p>\n\n\n\n

The firm offers services centered on management, risk, and deal advisory, and has particular strengths in risk management, governance, and cybersecurity<\/strong><\/span>.<\/p>\n\n\n\n

Its ability to provide highly credible consulting backed by the knowledge cultivated through auditing is a key differentiator<\/strong>. It is well-suited for those interested in cybersecurity and system risk management.<\/p>\n\n\n

\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u307e\u3059 <\/i><\/span><\/div>\n
 <\/span>Head Office<\/td>Otemachi Financial City South Tower, 1-9-7 Otemachi, Chiyoda-ku, Tokyo<\/td><\/tr>
 <\/span>Founded<\/td>July 2014<\/td><\/tr>
 <\/span>Employees<\/td>2,370 \u203bAs of January 1, 2026<\/td><\/tr>
 <\/span>Average Annual Salary<\/td>Approx. \u00a59.29 million<\/td><\/tr><\/tbody><\/table>
Reference: openwork<\/a><\/figcaption><\/figure>\n\n\n\n

9. Future Architect<\/h3>\n\n\n\n

Future Architect is an independent major IT consulting firm with strong technical capabilities<\/strong><\/span>.<\/p>\n\n\n\n

In addition to consulting services such as strategy formulation and business process improvement in response to management challenges, its distinguishing feature is its ability to provide end-to-end support from the design and development to the implementation of fully operational systems<\/strong>.<\/p>\n\n\n\n

The firm has an extensive track record in industries such as finance, distribution, and logistics, and has resolved client challenges from a practical level through the power of IT.<\/p>\n\n\n\n

With a culture that embraces challenges, it is particularly suited for those with a strong drive to grow.<\/p>\n\n\n

\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u307e\u3059 <\/i><\/span><\/div>\n
 <\/span>Head Office<\/td>Art Village Osaki Central Tower, 1-2-2 Osaki, Shinagawa-ku, Tokyo<\/td><\/tr>
 <\/span>Founded<\/td>November 1989<\/td><\/tr>
 <\/span>Employees<\/td>3,624 (consolidated) \u203bAs of end of December 2025<\/td><\/tr>
 <\/span>Average Annual Salary<\/td>Approx. \u00a56.91 million<\/td><\/tr><\/tbody><\/table>
Reference: openwork<\/a><\/figcaption><\/figure>\n\n\n\n

10. Simplex<\/h3>\n\n\n\n

Simplex is a major IT consulting firm specializing in financial institutions<\/strong><\/span>.<\/p>\n\n\n\n

It has a wealth of experience in highly specialized and reliability-critical areas such as trading systems and risk management systems.<\/p>\n\n\n\n

Its strength lies in its in-house, end-to-end structure capable of handling everything from consulting and requirements definition to design, development, and operations and maintenance, and it provides solutions that are proficient in both IT and finance<\/strong>.<\/p>\n\n\n\n

It is well-suited for those who want to leverage financial engineering and cutting-edge IT to directly contribute to clients’ businesses.<\/p>\n\n\n

\u30b9\u30af\u30ed\u30fc\u30eb\u3067\u304d\u307e\u3059 <\/i><\/span><\/div>\n
 <\/span>Head Office<\/td>1-23-1 Toranomon, Minato-ku, Tokyo<\/td><\/tr>
 <\/span>Founded<\/td>September 2016<\/td><\/tr>
 <\/span>Employees<\/td>1,119 \u203bAs of March 31, 2025<\/td><\/tr>
 <\/span>Average Annual Salary<\/td>Approx. \u00a59.69 million<\/td><\/tr><\/tbody><\/table>
Reference: Simplex Holdings Annual Securities Report<\/a><\/figcaption><\/figure>\n\n\n
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\uff3c \u8ee2\u8077\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u304c\u3054\u76f8\u8ac7\u306b\u4e57\u308a\u307e\u3059 \uff0f<\/span><\/p>\n\n\n\n

\u7121\u6599\u8ee2\u8077\u76f8\u8ac7\u306b\u7533\u8fbc\u3080<\/span><\/a><\/div>\n<\/div>\n\n\n

Characteristics and Strengths of Major IT Consulting Firms<\/h2>\n\n\n\n
\"High-rise<\/figure>\n\n\n\n

The main characteristics of major IT consulting firms are the following three.<\/p>\n\n\n\n

Characteristics of Major IT Consulting Firms<\/span><\/div>
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