March 2026
The global engineering services outsourcing market size was estimated at USD 3.55 billion in 2025 and is predicted to increase from USD 4.39 billion in 2026 to approximately USD 29.54 billion by 2035, expanding at a CAGR of 23.6% from 2026 to 2035. The rapid expansion of the aerospace sector is expected to drive the growth of the engineering services outsourcing market.

The Engineering Services Outsourcing (ESO) market is undergoing strong and sustained growth as companies across industries seek to accelerate innovation, reduce operational costs, and access specialized engineering expertise. Demand is being driven by rapid digital transformation, growing adoption of Industry 4.0 technologies, and increased complexity in product development across sectors such as automotive, aerospace, manufacturing, energy, telecom, and healthcare. Organizations are increasingly outsourcing functions including product design, simulation, testing, prototyping, embedded systems, and engineering analytics to global service providers that offer advanced capabilities, scalable talent pools, and shorter development cycles.
AI has played a crucial role in the engineering services outsourcing industry. The integration of AI in engineering services outsourcing helps in automating routine tasks, enhancing efficiency, cost cutting, and improving quality by handling data-heavy processes, enabling fast design cycles, optimizing infrastructure and some others.
| Report Coverage | Details |
| Market Size in 2026 | USD 4.39 Billion |
| Market Size by 2035 | USD 29.54 Billion |
| Growth Rate From 2026 to 2035 | CAGR of 23.6% |
| Base Year | 2025 |
| Forecast Period | 2026-2035 |
| Segments Covered | By Services, By Location, By Application, By Regional |
| Market Analysis (Terms Used) | Value (US$ Million/Billion) or (Volume/Units) |
| Regional scope | North America; Europe; Asia Pacific; Latin America; MEA |
Numerous engineering companies have collaborated with aircraft brands to provide engineering services. For instance, in October 2025, Expleo collaborated with Deutsche Aircraft. This collaboration is done for providing engineering services to the aircraft brands.
The market players have started launching numerous outsourcing services to the cater the needs of the end-users. For instance, in November 2025, Easy H Trade launched an outsourced export management service. This service is designed for the end-user industries of Egypt.
The growing development in the defence sector is expected to create growth opportunities for the market players in the future.
The advancements in several technologies such as IoT and generative AI associated with the manufacturing sector is likely to reshape the industry in the upcoming years.
| Company | Headquarters | Offerings |
| AKKA Technologies | Belgium, Europe | AKKA Technologies is a leading European engineering & R&D consultancy, known for tech services in mobility (auto, aero, rail), life sciences, telecom, and energy, focusing on digital innovation (AI, IoT, Big Data) across product lifecycles. |
| Alten Group | France, Europe | The ALTEN Group is a multinational company specializing in engineering and technology consulting, supporting innovation and digital transformation for major clients in sectors including Aerospace, Automotive, Telecom, Energy, and Life Sciences. |
| Capgemini Engineering | France, Europe | Capgemini Engineering is Capgeminis dedicated brand for Engineering, Research & Development (ER&D), combining physical and digital expertise to help clients innovate and create smart products/services. It deals in several key sectors such as Automotive, Aerospace, Life Sciences, Energy, and Telecom. |
| Entelect | Johannesburg, South Africa | Entelect is a global technology company, founded in South Africa. It specializes in software engineering, digital transformation, and IT consulting. |
| HCL Technologies Limited | Uttar Pradesh, India | HCL Technologies (HCLTech) is a leading global IT services and consulting company, part of the HCL Group, focused on digital transformation, engineering, cloud, and AI, serving major industries like Finance, Manufacturing, Healthcare, and Telecom with tech solutions, software, and BPO. |
| Emerson Electric Co | St. Louis, USA | Emerson Electric Co. (EMR) is a global technology & software leader providing automation solutions and commercial/residential products for industrial, commercial, and consumer markets. It deals in digitalization, control systems, measurement, software, and services for process, hybrid, and discrete industries. |
| Infosys Limited | Bengaluru, India | Infosys Limited is a global leader in digital services and consulting. This company provides consulting, application development, maintenance, cloud & AI, digital transformation, enterprise solutions, and business process management. |
| Tata Elxsi | Bengaluru, India | Tata Elxsi is a global design and technology services leader, part of the Tata Group, specializing in Engineering Research & Design (ER&D) for industries such as Automotive, Media, Communications, and Healthcare, using digital tech (AI, IoT, Cloud, VR) to help companies innovate products and experiences, focusing on integrated design and digital transformation. |
| Tata Consultancy Services Limited | Mumbai, India | Tata Consultancy Services Limited (TCS) is a global leader in IT services, consulting, and digital solutions. It provides a wide range of services including IT, BPO, infrastructure, and engineering, delivered through its Global Network Delivery Model and Location Independent Agile delivery model. |
| Tech Mahindra Limited | Pune, India | Tech Mahindra is a global IT services and consulting giant, part of the Mahindra Group conglomerate, specializing in digital transformation with services in 5G, AI, Cloud, and IoT, serving diverse industries like telecom, banking, healthcare, and manufacturing. This company focuses on innovation and customer experience through cutting-edge tech. |
| Wipro Limited | Bengaluru, India | Wipro is an Indian multinational company providing IT, consulting, and business process services. It has a significant global footprint, with operations serving clients in many countries. |
By Services
By Location
By Application
By Regional
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