Intern, Software Development

Sorry, this job was removed at 10:10 a.m. (CST) on Thursday, Dec 11, 2025
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Belfast, County Antrim, Northern Ireland, GBR
In-Office
Financial Services
The Role

About us @Symphony

We’ve spent the last 10 years building a communication and markets technology company, powered by interconnected platforms: messaging, voice, directory and analytics.  Over 1000 institutions use our modular technology built for global finance. Security is in our DNA with uncompromising data protection, end-to-end encryption and resilient architecture, all created on a foundation of trust with our customers . 

But that was only chapter one. We’re now building on our purpose-built network, expanding AI-powered, real-time collaboration, redefining flexibility with fully cloud-native software with our trader voice product, and rethinking the industry’s approach to identity verification, connection and intelligence. .

The opportunity and our ambition are huge. But we need passionate, dedicated individuals to get there. At Symphony we work hard and fast. Our unique blend of technology and financial services makes it an environment you won't get elsewhere.


Role description:

As a Software Developer Intern, you will have the opportunity to work alongside our experienced development team and contribute to real-world projects that impact our clients and users.

Position Overview:

We are seeking a talented and motivated Software Developer Intern to join Symphony Media software development team. This internship is designed to provide valuable hands-on experience in software development, allowing you to apply your classroom knowledge to practical scenarios. The team has built the core of Audio and Video communication in the Symphony app using WebRTC. We are a team of 15+ developers that work with media and web services. As a member of our Media team you will take ownership of a project core to our mission, allowing you to see your work make a direct impact on our users. For example, past intern projects have involved building tools to analyze call data and developing models to predict a user's call quality.

Key Responsibilities:

  • Collaborate with the development team to design, develop, test, and maintain software applications.
  • Write well-documented and efficient code following best practices and coding standards.
  • Assist in debugging, troubleshooting, and resolving software defects and issues.
  • Participate in code reviews, providing and receiving constructive feedback.
  • Contribute to brainstorming sessions and offer creative ideas for software solutions.
  • Stay up-to-date with the latest industry trends, technologies, and programming languages.
  • Learn and work with relevant tools, frameworks, and development methodologies.

Qualifications:

  • Currently pursuing a degree in Computer Science, Media Technology, Software Engineering, or a related field.
  • Experience with JavaScript/NodeJS, Java, and/or C++ programming language
  • Knowledge of Linux operating systems and command line
  • Preferred high-level knowledge of how WebRTC works: main interfaces, ICE, SDP etc
  • Preferred GIT, Jenkins, JIRA
  • Curiosity and willingness to learn

Benefits:

  • Direct Impact: Own a project from design to deployment. You won't just be fixing bugs; you'll be building features that enhance the communication experience for our clients.
  • Dedicated Mentorship: Be paired with a senior engineer on the Media team who will provide 1-on-1 guidance, conduct regular code reviews, and support your professional growth throughout the internship.
  • Opportunity to expand your technical skill set and learn new technologies.
  • Broader Exposure: Participate in engineering-wide tech talks, team demos, and have the opportunity to present your project findings at the end of your internship.
  • Develop an understanding of Symphony's products/services and its relevance in the marketplace.

Join us for an exciting internship that will kickstart your software development career. Apply now and become a part of our innovative team!

 We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.

Symphony Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Symphony and has not been reviewed or approved by Symphony.

  • Flexible Benefits Feedback suggests a distinctive “Build Your Own Benefits (BYOB)” stipend/allowance is available alongside core regional benefits, enabling more individualized choices. Benefits are also framed as region-specific and competitive, implying structured options adapted to local norms.
  • Healthcare Strength Healthcare and benefits components are portrayed as a relative bright spot, with strong marks for the benefits package in the U.S. Core coverage such as health insurance is consistently indicated as part of the overall offering.
  • Leave & Time Off Breadth Time-off provisions are positioned as generous, including references to uncapped/unlimited PTO and observed holidays. This can translate into stronger perceived flexibility when usage norms align with team expectations.

Symphony Insights

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The Company
HQ: New York, NY
690 Employees
Year Founded: 2014

What We Do

Symphony is the most secure and compliant markets’ infrastructure and technology platform, where solutions are built or integrated to standardize, automate, innovate and liquefy financial services workflows. The Symphony platform is a vibrant community of over half a million financial professionals from 1300+ market participants underpinned by a trusted directory and omnichannel interactions across chat, voice, web, meetings and more. Symphony powers over 2,000 community-built applications and bots. Symphony was founded in October 2014 and is headquartered in New York City, with offices in London, Palo Alto, Hong Kong, Singapore, Tokyo, Stockholm, and Sophia-Antipolis.

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