C++ Software Engineering Internship - Summer 2026

Join Hudson River Trading (HRT) as a C++ Software Engineering Intern for the Summer of 2026. We are on the lookout for enthusiastic and driven full-time students who are passionate about coding and eager to learn in a dynamic entrepreneurial atmosphere. At HRT, our engineers are crucial in developing and maintaining the technology and infrastructure that underpins our trading operations.What You Will ExperienceGain a hands-on introduction to the technical aspects of software engineering within the algorithmic trading sector.Engage in independent programming projects utilizing C or C++, tailored to project requirements.Transition into project work within your first week through structured training and hands-on experiences.Explore HRT's research and trading infrastructure, gaining insights even in areas outside your direct responsibilities.Enhance your understanding of global financial markets alongside your technical project work and mentorship.

About the Internship J.Sheld LLC is offering a Forensic Accounting and Economics Internship in Singapore for Summer 2026. This program gives students a chance to work directly with professionals in economic damages and valuation projects. What You Will Do Support forensic accounting assignments under the guidance of experienced team members Assist with research and analysis related to economic damages and valuations Gain exposure to real-world forensic accounting practices Who Should Apply This internship is designed for students interested in building practical skills in forensic accounting and economics while learning from industry experts.

About UsAt Cloudflare, we are dedicated to crafting a better Internet. Operating one of the largest networks worldwide, we serve millions of websites and online properties, catering to everyone from individual bloggers to small and medium-sized businesses, as well as Fortune 500 companies. Our solutions enhance security and speed for any Internet application without the need for additional hardware, software installations, or code modifications. By routing web traffic through our intelligent global network, we empower our clients with enhanced performance and significant reductions in spam and cyber threats. Cloudflare has been recognized by Entrepreneur Magazine as one of the top company cultures and has been honored by Fast Company as one of the world's most innovative companies.We seek proactive individuals who don’t just follow established paths, but instead identify gaps in the Internet that others have accepted. We appreciate candidates who possess the intuition to recognize common issues and the innovative mindset to devise solutions using the latest technologies. Our culture thrives on collaboration, rapid iteration, and leveraging artificial intelligence to continually improve our offerings. If you prioritize curiosity over bureaucracy and view AI as a collaborator in addressing complex challenges, you will thrive at Cloudflare.Department Overview:The Marketing team at Cloudflare is focused on amplifying our mission to create a better Internet. We develop engaging narratives, connect with our global audience, and promote our innovative products and services through strategic campaigns, content creation, and community involvement. As an intern, you will immerse yourself in a vibrant and supportive environment, learning from seasoned professionals while contributing to meaningful projects.Role Overview:As a Content Marketing Intern, you will be instrumental in shaping our brand’s voice and engaging with our audience across various digital platforms. You will assist in crafting compelling content that attracts potential customers while keeping our existing community informed and engaged. This internship is an excellent opportunity for you to enhance your writing skills and gain practical experience in content marketing.

Join our dynamic team at xcellink as a talented C# Software Engineer. In this exciting role, you will utilize your skills to enhance our information systems and ensure secure operations.Key Responsibilities:Design, develop, and maintain robust C# applications and services.Work collaboratively with cross-functional teams to define, design, and implement innovative features.Craft clean, scalable, and efficient code adhering to industry best practices.Troubleshoot and optimize existing applications for improved performance.Engage in code reviews, contributing valuable insights and feedback.Keep abreast of the latest industry trends and technologies to continually enhance your skills.

We are actively seeking a skilled and passionate C# Software Engineer to become an integral part of our dynamic team. In this position, you will utilize your technical expertise to enhance information system security and facilitate secure operational processes. Design, develop, and maintain robust C# applications and services. Engage with cross-functional teams to outline, conceptualize, and implement innovative features. Produce clean, maintainable, and efficient code aligned with industry best practices. Diagnose, troubleshoot, and optimize existing software applications. Contribute to code reviews, offering valuable insights and constructive feedback. Keep abreast of emerging industry trends and technological advancements.

About QCP Group QCP Group is a digital asset partner based in Asia, helping clients integrate digital assets into their investment strategies. The company offers a range of services, including spot on/off ramping, fixed income products, vanilla options, and tailored exotic solutions. Founded in 2017, QCP Group aims to be a trusted name in digital asset markets. The team focuses on developing solutions that make digital assets a core part of portfolios, balance sheets, and treasuries. Over the years, QCP Group has worked through three market cycles, connecting institutional finance with the crypto sector. Client partnership and long-term trust are central to QCP Group’s approach. The company continues to support clients as digital assets reshape financial markets.

Join Rapsodo, a leading innovator in Sports Technology, where we empower athletes globally through our state-of-the-art sports analytics products. With offices in the USA, Singapore, Turkey, and Japan, we specialize in creating data-driven, portable, and user-friendly solutions that cater to athletes at all levels—from aspiring youth to elite professionals. Our technology is trusted by coaches and athletes alike, delivering real-time insights that enhance performance in sports such as Major League Baseball and golf.We are a dynamic and rapidly expanding team that values creativity and collaboration. As a Senior Software Engineer specializing in C++, you will play a pivotal role in designing, developing, and integrating high-performance software modules for our sports analytics systems. Your expertise will be crucial in low-latency, multithreaded environments, and your work will encompass the entire software development lifecycle—from conceptualization and architecture to deployment and optimization. Collaborating with cross-functional teams, you will help deliver seamless, data-driven experiences for athletes and coaches worldwide.

Join our dynamic team at Hudson River Trading (HRT) in Singapore as a Software Engineer specializing in low-level programming with C++. You will be pivotal in driving our expansion into the Asia-Pacific markets, collaborating closely with our algorithmic trading and operations teams to enhance our trading strategies and performance. Your contributions will directly influence our trading operations, allowing HRT to establish and grow its presence in new markets while optimizing existing strategies for increased profitability. This role is a unique opportunity to blend technical expertise with strategic insight, making a significant impact on the company’s bottom line.

Empower a Future with Autonomous TechnologyAt Venti Technologies, we are on a mission to revolutionize logistics through the development of cutting-edge robotic vehicles that enhance safety, promote sustainability, and improve everyday lives. Our dynamic and innovative team is dedicated to harnessing disruptive technologies to create a better world.We are excited to announce an opportunity for a passionate Senior Software Engineer specializing in C++. Join us as we embark on fleet-level deployment of autonomous vehicles, and be part of a team that thrives on creativity and problem-solving.About Venti TechnologiesHeadquartered in Singapore, with additional offices in Cambridge (Massachusetts, USA) and Suzhou (China), Venti Technologies leads the charge in safe-speed autonomous logistics systems. Our innovative approach combines rigorous mathematics, deep learning, and proprietary algorithms to transform the future of goods transportation. Since our inception in 2018, we have established a proven track record of enhancing vehicle utilization, lowering costs, and improving safety for our clients in industrial and logistics sectors.

Join our dynamic team at ncs3 as a Software Engineer specializing in C++ for Video Intelligence. In this role, you will leverage your expertise in software development to design, build, and enhance cutting-edge video processing applications. Collaborate with cross-functional teams to deliver innovative solutions that drive business value and improve user experiences.We are looking for a passionate engineer who thrives in a fast-paced environment and is eager to tackle complex challenges. Your contributions will be pivotal in shaping the future of video intelligence technology.

Join our dynamic team at Accion Labs as a Software Engineer specializing in ANSI C. In this role, you will be responsible for designing, developing, and maintaining software solutions that meet the needs of our diverse clientele. Your expertise in ANSI C will be pivotal in creating efficient and reliable software systems.

Join our Perception team at Motional, where you will collaborate with top-tier ML engineers and research scientists dedicated to transforming the future of transportation through self-driving vehicles. Our cutting-edge technology is pivotal in understanding dynamic environments while effectively tracking and classifying objects around our robotic taxis. We seek engineers who are deeply passionate about Level 4 autonomous driving technology, thrive on intellectual challenges, and aspire to grow their careers with an innovative and fast-paced company.Key Responsibilities:Implement and deploy perception models on edge devices.Enhance and optimize GPU-accelerated algorithms via CUDA.Create advanced post-processing and classical vision algorithms.Optimize system performance focusing on latency, throughput, memory, and determinism.Elevate code quality through rigorous reviews, testing strategies, and performance benchmarks.Engage closely with ML engineers to:Enhance model robustness and readiness for deployment.Shape training objectives based on system requirements.Diagnose and rectify integration issues between models and systems.

ABOUT SIOUXSioux is a premier high-tech solutions provider dedicated to the development, innovation, and assembly of complex high-tech systems. Our team consists of over 1,200 committed engineers who either support our clients directly or function as their Research and Development department. Our exceptional productivity enables us to accelerate product development, providing our clients with a competitive advantage and enhanced cost-effectiveness.As a rapidly expanding employer, Sioux prioritizes the growth and well-being of its employees. We invest in their career development and cultivate a positive work environment that nurtures personal and professional advancement.SIOUX IN SINGAPORESioux Singapore plays a crucial role in the Asian market by delivering R&D services from our centers across Europe and Asia to customers, leading development teams in the region from Singapore.This strategic expansion allows us to adapt to the evolving needs of our domestic and international (OEM) customers in the semiconductor, analytical, and medical industries.The RoleAs a Senior Software Engineer, you will be responsible for developing machine control software to assist customers in the specified domains. Your key responsibilities will include:Collaborating with architects to define product architecture within your domain.Assessing customer requirements through software requirement engineering.Designing, implementing, and testing control software.Conducting peer reviews to ensure product quality.Leading a small development team and ensuring high performance.Participating as an integral member of a scrum team and managing user stories across the full stack.Developing features using Agile methodologies, with a focus on speed and quality.Taking on leadership roles for higher positions.The Job ScopeCreating testable, high-quality code in C# for various machine control functionalities.Developing WPF and WinForm UI applications.Implementing machine control and sequencing solutions.

Empowering the Future Through Autonomy.At Venti Technologies, we specialize in developing cutting-edge robotic vehicles that enhance logistics safety, promote environmental sustainability, and improve the quality of life for individuals. As a passionate team of innovators and problem-solvers, we are dedicated to revolutionizing the world through disruptive technologies. Our ambitious plan for fleet-level deployment of autonomous vehicles is underway, and we are on the lookout for top talent to help us realize this vision.About Venti TechnologiesHeadquartered in Singapore with additional offices in the U.S. and China, Venti Technologies is a frontrunner in autonomous logistics systems, pioneering the future of goods transportation. Our proprietary suite of autonomy technologies leverages advanced mathematics, deep learning, and robust algorithms to deliver proven solutions that enhance safety, reduce costs, and increase vehicle utilization. Founded in 2018, Venti boasts a diverse and talented international team, with autonomous systems already operational across Asia for various industrial and logistics applications.Key ResponsibilitiesDesign and implement high-quality, fast, and reliable code.Develop and integrate advanced features for our autonomous vehicle systems.Maintain code quality through continuous integration, automated testing, and thorough code reviews.Produce detailed technical design documentation.

Join xcellink as a Software Engineer, where you will play a crucial role in the design and development of innovative devices for an integrated e-payment Fare Collection System. Your expertise will guide you through the entire software development lifecycle, from requirement definition to design, development, and rigorous testing.Key responsibilities include:Designing and building advanced applications for the Ubuntu platform.Collaborating with cross-functional teams to define, design, and implement new features.Unit testing code to ensure robustness, covering edge cases, usability, and reliability.Addressing bugs and enhancing application performance.Preparing and submitting necessary documentation throughout the software development lifecycle, including Business Rules, Software Requirement Specifications, Software Architecture Documents, Design Specifications, Interface Specifications, Source Codes, Testing Specifications, and Operation and Maintenance Manuals.Liaising with stakeholders to address requirements, design, and testing issues.

Delivery Hero is looking for a Backend Software Engineer Intern in Singapore. This internship offers hands-on experience working with a team of seasoned engineers. The focus is on building and improving backend systems that support delivery operations. What you will do Collaborate with experienced engineers on backend projects Contribute to the development and maintenance of systems that power delivery services Gain exposure to real-world software engineering practices in a tech-driven setting Requirements Interest in backend software engineering Willingness to learn and work in a collaborative environment Based in Singapore

*Polytechnic Intake - Internship Duration: Minimum 6 MonthsJoin Activate Interactive Pte Ltd, a premier technology consultancy based in Singapore, also operating in Malaysia and Indonesia. We specialize in empowering clients through high-quality, cost-effective end-to-end application development services, including mobile and web applications and cloud technologies, designed to eliminate technological barriers and enhance business efficiency.Our mission is to make a positive impact on the lives of people and the environment through innovative technology solutions. We are dedicated to fostering a supportive environment where employees can unlock their full potential and continuously drive innovation.We invite ambitious individuals to explore career growth opportunities with us!Your Role:Engage in software development and testing utilizing Python, ReactJs, and low-code platforms, integrating database and cloud technologies.As part of our commitment to Environmental, Social, and Governance (ESG) principles, you will receive training on low-code platforms, which will be a significant component of your role.

Join WPP Media as an intern for an exciting opportunity to gain hands-on experience in the dynamic world of media and advertising. From July to December 2026, you will work alongside industry experts, contributing to innovative projects that shape the future of marketing. This internship will provide you with invaluable insights into media strategy, analytics, and creative solutions.

Join Our Team: At DV Trading, we are on the lookout for a skilled C++ Software Developer to enhance our front office operations. You will play a pivotal role in the development and maintenance of our trading systems, ensuring they provide optimal support for our traders.About DV Trading: Established over 15 years ago and headquartered in Chicago, the DV Group has expanded to a dynamic team of more than 450 professionals across North America and Europe. Since becoming an independent proprietary trading firm in 2016, we have rapidly scaled our operations, utilizing our own capital and innovative trading strategies to provide liquidity to global financial markets. Our affiliates now span across broker dealers, a cryptocurrency market-making firm, and a burgeoning investment advisory.

Internship Duration: Minimum 6 monthsActivate Interactive Pte Ltd is a premier technology consultancy based in Singapore, with operations in Malaysia and Indonesia. We specialize in delivering high-quality, cost-effective, and transformational end-to-end application development services, encompassing mobile and web applications as well as cloud technologies aimed at eliminating technological barriers and enhancing business efficiency.At Activate, we are driven by a commitment to positively influence the lives of individuals and the environment through technology. We strive to create a supportive workplace where our employees can thrive, fostering an atmosphere that encourages continuous innovation and personal growth.We are looking for ambitious individuals eager to advance their careers and contribute to our dynamic team.Key Responsibilities: Develop mobile applications and conduct applied research on Android, iOS, and/or Appcelerator platforms. Engage in software development using Java, ASP.NET, and Node.js, including database integration. Provide software support and maintenance for deployed products and solutions. For backend roles, familiarity with C# and Java is a plus. Qualifications: Strong work ethic and a high-caliber mindset. Experience in mobile application development for Android and/or iOS platforms. Proficient in Object-Oriented Programming and SQL. Knowledgeable in native mobile features such as GPS, accelerometer, and push notifications. Familiarity with cross-platform mobile development tools. Experience in developing within Unix/Linux environments. Eager to embrace continuous learning and explore new technologies.