Senior Software Developer - (C++ and/or Java)

The Senior Software Developer (C++/Java) plays a key role in designing, developing, optimizing, and maintaining high‑performance financial applications and distributed systems used within modern FINTECH environments. The role requires strong software engineering expertise in C++ and/or Java, deep understanding of SQL databases (Oracle preferred), and hands‑on experience with communication protocols such as gRPC and RESTful APIs.

Swift is unable to sponsor an employment authorization for this position now or in the future.

What to Expect:

In this role you will: 

Software Design & Development

• Architect, design, and develop scalable, performant and fault‑tolerant FINTECH applications using C++ and/or Java
• Implement high‑quality code adhering to secure coding standards, low‑latency design patterns and best engineering practices
• Develop services and components that integrate via gRPC, REST API’s and internal messaging frameworks
• Optimize application performance, memory usage and latency for real‑time transaction processing systems

Database Engineering & Data Layer Integration

• Design and maintain database schemas, stored procedures, and SQL queries for Oracle or other enterprise‑grade RDBMS systems
• Ensure efficient data access patterns, indexing strategy and query optimization
• Work with large and high‑throughput datasets relevant to financial transaction flows

Systems Engineering & Platform Responsibilities

• Deploy, configure, and troubleshoot applications running on RHEL-based systems
• Monitor system health, tune OS/network parameters for high‑availability environments, and troubleshoot production incidents
• Collaborate with infrastructure teams to ensure smooth deployment pipelines using CI/CD tools

Networking & Communication Protocols

• Work with transport and application-layer networking concepts (TCP/IP, SSL/TLS, load balancing, service discovery)
• Develop and maintain microservices and distributed components using gRPC and RESTful API’s
• Ensure secure, compliant and efficient communication flows in financial transaction ecosystems

Automation, Scripting & Tooling

• Build automation scripts, deployment tools, log parsers, and monitoring utilities using Bash and optionally Python
• Create CI/CD improvements, automate service rollout procedures, and support environment consistency

Cross‑Functional Collaboration & Communication

• Partner with Product Owners, QA teams, DevOps, Security, and Business Analysts to deliver high‑quality releases
• Produce clear technical documentation, architecture diagrams, and operational runbooks
• Participate in technical reviews, provide constructive feedback, and mentor junior engineers
• Communicate effectively with internal stakeholders to clarify requirements, risks, and design considerations

• Conduct performance tests to ensure applications handle high efficiency flawlessly
• Collaborate closely with multi-functional teams to efficiently implement solutions
• Expand test automation and help to ensure quality in different test environments

What will make you successful:

We are seeking professionals with:

• Bachelor’s Degree in Computer Science, Computer Engineering, Information Systems or related field
• 5–10 years hands-on experience in C++ (C++11/14/17) and/or Java (11/17+)
• Strong object‑oriented design, data structures, algorithms and design patterns
• Experience with multithreading, concurrency controls, memory management and high throughput applications
• Proficient in Oracle SQL, PL/SQL, functions, triggers, indexing and performance tuning.
• Experience designing scalable relational schemas
• Hands-on experience with gRPC (Protocol Buffers), RESTful API’s, microservices frameworks
• Understanding of message serialization, secure communication, and service orchestrations
• Proficient in Red Hat Enterprise Linux (RHEL) environment
• Knowledge of Linux tools, system services, package management and OS tuning
• Understanding of fundamental networking concepts (TCP/IP, DNS, routing, firewalls, SSL/TLS)
• Strong experience in Bash scripting
• Optional but valuable: Python for automation, data processing or integration tasks
• Strong analytical thinking, problem‑solving, and debugging ability
• Excellent written and verbal communication skills suitable for technical and non-technical audiences
• Ability to work in an Agile development environment
• Self-driven, accountable, and capable of driving solutions end‑to‑end
• Ability to mentor junior developers and contribute to team knowledge sharing

Preferred Skills:

• Exposure to FINTECH transaction systems, clearing/settlement platforms or financial messaging
• Experience in performance engineering, low‑latency optimization or high‑frequency transaction environments
• Knowledge of containerization (Docker, Podman), CI/CD systems (Jenkins, GitLab, Azure DevOps)

The estimated salary range for a new hire in this position in Virginia is $101,303.00 USD Annual MINIMUM to $188,135.00 USD Annual MAXIMUM. Salary may vary depending on job-related factors which may include knowledge, skills, experience, and location. Our compensation packages include a competitive base salary and bonus opportunity for all employee’s contingent on personal and company performance. Our generous benefits program includes medical, dental, vision and life insurance with no premium costs for our employees and their families, and retirement plan plus matching 401k.

What we offer

We give you the freedom to be yourself. We are creating an environment of unique individuals – like you – with different perspectives on the financial industry and the world. A diverse and inclusive environment in which everyone’s voice counts and where you can reach your full potential.

We are committed to an inclusive and accessible recruitment process. If you require a reasonable accommodation related to accessibility during your application or interview, please contact [email protected] or indicate this in your application.

Please note that this mailbox is not monitored for general recruitment enquiries and should only be used for accessibility or accommodation-related requests (for example related to vision, hearing or neurodiversity).

All requests are confidential and will not affect your candidacy.

Don’t meet every single requirement? At Swift, we are dedicated to building a workplace where people can bring their full selves and ideas to the team, so if you are excited about this role, we encourage you to apply even if you do not meet every single qualification.