SDE 3

Core Responsibilities:

• Design, develop, and maintain backend services and APIs using Python or Golang.
• Write high-quality, testable, and maintainable code with a focus on performance and scalability.
• Implement automated tests and contribute to CI/CD pipelines.
• Collaborate with product, QA, and DevOps teams for end-to-end feature delivery.
• Troubleshoot production issues and provide timely resolutions.
• Participate in design and architecture discussions to improve system efficiency.
• Contribute to improving development processes, coding standards, and best practices.

Experience and Expertise:

• 1-2 years of experience in backend development with Python or Golang.
• Solid understanding of RESTful APIs, microservices, and distributed systems.
• Strong knowledge of data structures, algorithms, and OOPS principles.
• Hands-on experience with relational and/or NoSQL databases.
• Familiarity with Linux development, Docker, and basic cloud concepts (AWS/GCP/Azure).
• Proficiency with Git and version control workflows.
• Familiarity with AI-powered development tools or exposure to projects involving large language models (LLMs) is a plus.

Skills:

• Strong analytical and debugging skills with the ability to solve complex problems.
• Good communication and collaboration skills across teams.
• Ability to work independently with minimal supervision while being a strong team player.
• Growth mindset – eagerness to learn new technologies and improve continuously.

• 4–7 years of professional C++ experience in performance-critical systems
• Expert knowledge of modern C++ (C++11/14/17)
• Strong understanding of data structures, algorithms, and memory models
• Deep experience with multithreading, atomics, lock-free programming, and CPU cache behaviour
• Excellent knowledge of Linux internals and system-level programming
• Experience with low-level debugging and profiling (gdb, perf, valgrind, flamegraphs)
• Proficiency with CMake/Make and Git

2. Trading Systems Experience (Highly Preferred)

• Hands-on experience with order management systems (OMS) and execution engines
• Knowledge of exchange protocols: FIX, ITCH, OUCH, FAST
• Experience handling market data feeds (L1/L2, multicast, UDP)
• Understanding of latency measurement, clock synchronization, and time stamping
• Experience with network tuning (kernel bypass, socket tuning, CPU pinning)
• Familiarity with trading lifecycle, risk checks, and throttling mechanisms

3. Education

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related discipline

4. Soft Skills (Important for Trading Firms)

• Ability to work under extreme time and accuracy pressure
• Strong ownership of production systems
• Clear and direct communication with traders and quants
• Bias toward simple, fast, and reliable designs

5. Key Responsibilities

• Design, develop, and optimize ultra-low-latency C++ trading applications
• Build and maintain exchange connectivity and order execution systems
• Develop real-time market data pipelines with strict latency requirements
• Optimize systems at CPU, memory, and network levels
• Implement lock-free or low-lock concurrent designs
• Analyze latency using profiling tools and improve tail latency
• Ensure high availability, fault tolerance, and rapid recovery
• Work closely with Traders and Quant Researchers to implement strategies
• Participate in architecture and performance design reviews
• Review code, enforce best practices, and mentor junior engineers
• Support production systems and handle time-critical issues when needed

Minimum requirements

5+ years of industry software engineering experience (does not include internships nor includes co-ops)

Strong coding skills in any programming language (we understand new languages can be learned on the job so our interview process is language agnostic)

Strong collaboration skills, can work across workstreams within your team and contribute to your peers’ success

Have the ability to thrive on a high level of autonomy, responsibility, and think of yourself as entrepreneurial

Interest in working as a generalist across varying technologies and stacks to solve problems and delight both internal and external users

Preferred Qualifications

Experience with large-scale financial tracking systems

Good understanding and practical knowledge in cloud based services (e.g. gRPC, GraphQL, Docker/Kubernetes, cloud services such as AWS, etc.)

Good knowledge and experience of working with backend systems; 

designing server-side architecture, including production maintenance experience are must-haves.

At least 1-2 years of experience in any programming languages like Java, Ruby, PHP, Python and Node.js(Node.js preferred).

Understanding of micro-services oriented architecture.

Experience with Databases design (SQL, NoSQL) and analytics

Experience in driving and delivering complex features/software modules from technical design to launch.

Expertise with unit testing & Test Driven Development (TDD)

• 3+ Years of experience in MDM (IDD UserExits / Hub User Exits)
• 2+ years experience in Java
• 1+ years’ experience in Activos
• 3+ years experience developing with SIF API, BES apis.
• Well versed with SOAP and RESTful WebServices
• Working with business partners and technical team to understand the requirements.
• Develop, program, and unit test the Java code needed.
• Support integration and Regression testing activities around custom Java objects
• Bachelor’s degree in a technical area or equivalent
• Ability to move between high level architecture design and getting involved in all phases of hands-on development
• Excellent communication skills, particularly those relating to complex findings and presenting them to ensure audience appeal at various levels of the organization
• Ability to integrate research and best practices into problem avoidance and continuous improvement
• Strong analytical and problem-solving skills
• Strong interpersonal skills to successfully team with software vendors, external partners and internal business and IT associates.
• Must be able to perform as an effective member in a team-oriented environment, maintain a positive attitude, and achieve desired results while working with minimal supervision