About us @Symphony
Secure. Connected. Intelligent.
Symphony is an AI-powered communication and technology company fueled by interconnected platforms: messaging, voice, directory and analytics.
Our end-to-end encrypted technologies enable over 1,400 institutions to accelerate AI impact, prioritize data security, navigate complex regulatory compliance and optimize business interactions.
Role Description:
We are looking for a skilled and motivated Senior Systems Software Engineer to join our team. In this role, you will do Proof-of-Concepts, design, develop, and maintain high-quality software solutions that support our business needs, with a focus on firmware, device drivers, hardware interfaces, and real-time communication technologies. You will work closely with cross-functional teams to deliver scalable and efficient applications while following best practices in software development.
If you are passionate about technology, problem-solving, and working in a dynamic environment, we would love to hear from you!
Responsibilities:
- Develop, test, and maintain software applications, ensuring high performance and reliability.
- Collaborate with product managers, designers, and other engineers to define and implement new features.
- Write clean, scalable, and maintainable code following best coding practices.
- Debug, troubleshoot, and resolve technical issues as they arise.
- Participate in code reviews, providing constructive feedback to peers.
- Stay up to date with emerging technologies and contribute to continuous improvement efforts.
- Ensure software security, data protection, and compliance with company standards.
Required Qualifications:
Technical Skills:
- Agile Tech Fluency: Ability to move fluidly between different programming languages, frameworks, and operating systems without friction.
- Deep Analytical Thinker: Exceptional debugging and root-cause analysis skills, with a passion for diagnosing complex software behaviors.
- Fundamentals First: Strong grasp of computer science fundamentals, allowing you to adapt to new tools and environments rapidly.
- Communications: experience with WebRTC, WebSockets, REST APIs
- Low-level: experience in understanding and debugging firmware device drivers and USB
Soft Skills:
- Strong problem-solving and analytical thinking abilities.
- Excellent communication and teamwork skills.
- Ability to work in a fast-paced, collaborative environment.
- Self-motivated and eager to learn new technologies.
Education & Experience:
- Master’s or Bachelor's degree in Computer Science, Software Engineering, or a related field
- 7+ years of experience in software development
Compensation:
- Salary Range: £ 57,000 - 70,000 base salary per year
- Bonus Plan
Benefits and Perks:
- Regional specific competitive benefits
- Build your own Benefits (BYOB) perk
- Local events, team building, and development opportunities
We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, 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.
Skills Required
- Agile tech fluency (ability to work across languages, frameworks, and OS)
- Strong debugging and root-cause analysis skills
- Strong grasp of computer science fundamentals
- Experience with WebRTC, WebSockets, and REST APIs
- Experience understanding and debugging firmware, device drivers, and USB
- Ability to write clean, scalable, maintainable code and follow best practices
- Excellent communication and teamwork skills
- Self-motivated and eager to learn new technologies
- Bachelor's or Master's degree in Computer Science, Software Engineering, or related field
- 7+ years of software development experience
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.
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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.
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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.
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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
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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