Senior Software Engineer

At Symphony, we’re on a mission to help people communicate, collaborate and enjoy their work. Our secure messaging and collaboration platform is changing the way people collaborate for critical business processes. Our customers are a ‘Who’s who’ of the financial sector and are using Symphony as the centerpiece of their digital transformation initiatives.


Symphony is growing!  We are building modern, container based, microservices that will be deployed and operated at global scale. Services manage millions of API transactions and API calls from across multiple regions of the world, and provides high-availability and fault tolerant failover between the regions.  Our platform is redefining the way secure organizations communicate and make decisions.

We are investing deeply in reliability improvements to support the scale and business criticality of our containerized applications. Operational automation, testing, and performance improvement is critical to the success of everything we are building. This Engineer will be deeply involved in defining, testing, and validating software components, with particular focus on maintaining high availability and uptime.

You will be responsible for delivering features with a focus on maintainability, security, and scaling.  You’ll expand and build systems that drive user adoption and provide high-quality search. Understanding customer use cases, validating technical solutions, and building and documenting those solutions are a must.

The role is expected to provide ‘hands-on’ contributions to accelerate our product into production.  


You'll focus on cutting edge applications for users of our Fortune-500 customers. You’ll be solving real world problems related to user-adoption, encrypted search and real time decisions; all without compromising security. Our business is built on providing high-value applications seamlessly integrated with communication tools and processes of enterprises; offering both a level of richness and security never before combined.

  • Design, implement and test highly-scalable, multi-tier, distributed, highly concurrent, server-side Java Enterprise software applications and microservices
  • Write end-to-end automation test cases for the features you are responsible for
  • Create a software stack that enables clean separation of business logic from plumbing to maximize developer efficiency and transparency
  • Work with Product Management, QA and fellow developers to design and implement the next generation of Symphony messaging software.
  • Participate constructively and collaboratively in design and code reviews


  • 4+ years experience designing and implementing high-performance, high-quality, horizontally scalable, distributed, multi-tier, server-side Java applications
  • Solid background working with a large code base and large data sets (multi-million records +) to identify problems, and suggest solutions
  • BS or MS degree in Computer Science or a related technical field; Expert level Java coding experience
  • Proven success improving the performance, reliability and operational automation of complex, multi-tier systems
  • Experience with container management platforms (Mesos, Swarm and Kubernetes) and container runtimes (Docker)
  • Demonstrable experience addressing performance, availability, scalability, resilience and other issues across the whole stack from applications to operating systems
  • Experience designing and implementing micro-service or Service Oriented applications
  • Previous hands-on contributions to products living in public clouds including AWS, Google Cloud, or Azure
  • Excellent written and verbal communication skills in English
  • Ability to work in a dynamic, fast moving and growing environment


  • Experience in Search and Machine Learning


Symphony offers a secure team collaboration platform that transforms the way users communicate effectively and securely with a single workflow application. Forging a new path in the industry, Symphony is designed to help individuals, teams, and organizations of all sizes improve productivity while meeting complex data security and regulatory compliance needs. Symphony was founded in October 2014 and is headquartered in Palo Alto, CA, with offices in Hong Kong, London, New York, Paris, Singapore, Sophia-Antipolis, Stockholm and Tokyo.

Symphony has raised roughly $460 million from the world’s largest financial institutions and recognized investors such as Bank of America - Merrill Lynch, Barclays, BNP Paribas, Citibank, Goldman Sachs, JP Morgan Chase, BlackRock, Credit Suisse, Deutsche Bank, HSBC, Wells Fargo, UBS, Société Générale as well as Google.

We’re looking for top-notch talent to join our team to help us change the way the world communicates. If you have the skills and savvy to work with a world-class team and an appetite for game-changing disruption, we want to hear from you!


  • Regional specific competitive benefits
  • Build your own Benefits (BYOB) perk
  • Fully stocked kitchen and catered or reimbursed lunches
  • Many other fun and exciting benefits and activities!


  • Competitive salary
  • Bonus Plan

*Benefits and Perks vary based on location.

Symphony reserves the right of ownership for all unsolicited resumes submitted for this requisition and is not responsible for any fees associated with unsolicited resumes. Symphony is an Equal Opportunity Employer. Symphony participates in E-Verify.

Any offer of employment is conditioned upon the completion of an I-9 form and submission of the appropriate documents for identity and work authorization.

Any information provided to us will be processed by Symphony in compliance with applicable data privacy laws and regulations, including but not limited to the EU General Data Protection Regulation (GDPR) or the California Consumer Privacy Act of 2018 (CCPA). Please refer to our Candidate Portal Policy attached for further information about how Symphony processes your personal data, Symphony’s legal basis for such processing, and the rights that you have with respect to your personal data that Symphony processes.  For any questions you may have in this regard, please contact  


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