Senior C++ Engineer

AI overview

Design and build cloud-based microservices for high-throughput trading workflows while ensuring reliability under market loads and collaborating with stakeholders.

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C++ Back End Engineer

Location: Colombia Fully remote


.Monk Technology Services, part of Media.Monks and S4 Capital, is a global consulting firm mastering AI-powered transformations for the Fortune 100. We combine long-term strategic thinking, deep enterprise experience, and a human-centered approach to help clients transform business processes and dominate their industries.

About the Role

As a C++ Back End Engineer, you’ll design and build the next generation of cloud-based microservices that power always-on, high-throughput trading workflows—supporting tokenized asset negotiation, trade capture, and settlement orchestration. You’ll own core backend components engineered for predictable behavior under heavy market load, partnering across engineering and business stakeholders to deliver resilient, production-ready services.

Responsibilities

  • Design, develop, and maintain modern C++ (C++11/14/17/20) backend services for cloud-based microservices
  • Contribute to application design, system architecture, and roadmap decisions with hands-on implementation ownership
  • Build and enhance platform components for tokenized asset negotiation, trade capture, and settlement orchestration
  • Integrate backend services with DAML ledgers, internal services, and external APIs (gRPC/REST)
  • Define message formats and stable API contracts; implement serialization using protobuf/flatbuffers (or equivalent)
  • Write and maintain unit and integration tests; participate in and lead code/design reviews
  • Diagnose and resolve CPU, memory, and I/O bottlenecks using profiling and debugging tools to ensure reliability under load
  • Drive CI/CD automation, performance/correctness checks, and strong operational practices
  • Design for 24/7 trading: fault tolerance, graceful degradation, idempotency, backpressure/retry strategies, and fast recovery
  • Identify and prioritize remediation of critical production and client-facing issues
  • Other duties as assigned

About You

Qualifications & Skills

  • 5+ years of relevant C++ development experience (7–10 years preferred)
  • Strong modern C++ expertise (templates, RAII, move semantics, data structures, design patterns)
  • Strong Linux systems programming experience (gcc/clang, CMake, Conan or equivalent)
  • Deep knowledge of multithreading, synchronization/atomics, and concurrency debugging
  • Production experience shipping high-availability cloud microservices with robust operational practices
  • Proficiency with profiling/debugging tooling (perf, gdb, valgrind, sanitizers)
  • Excellent problem-solving skills and the ability to communicate effectively across technical and business teams
  • Bachelor’s degree in Computer Science (or related) or equivalent practical experience

Desirable

  • Experience with Kafka (or similar), AWS, and Aurora/Postgres
  • Background in financial markets, trading systems, digital assets, or crypto-native settlement flows
  • Familiarity integrating with Node.js frontends
  • Knowledge of enterprise DLTs (e.g., Canton)
  • Strong integration/system testing practices (e.g., Python/pytest, containerized environments, ledger sandboxes)

.Monks Technology Services does not discriminate on the basis of race, sex, color, religion, age, national origin, marital status, disability, veteran status, genetic information, sexual orientation, gender identity

 

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About Monks 

Monks is the global, digital-first, data-driven, unitary operating brand of S4 Capital plc. With a legacy of innovation and specialized expertise, Monks combines an extraordinary range of global Marketing and Technology Services to redefine how brands interact with the world. Through Monks.Flow, its flagship AI ecosystem for marketing orchestration, Monks transforms marketing into a growth engine, collapsing timelines and connecting brands to culture in real time. By deploying bespoke intelligent agents across disciplines and delivering culturally relevant, high-impact creative and digital solutions, Monks solves key critical business challenges across the entire brand enterprise to help brands sustain long-term impact.

 

Monks was named a Contender in The Forrester Wave™: Global Marketing Services, ranks among Cannes Lions' Top 10 Creative Companies (2022-25) and remains the only partner featured in AdExchanger’s Programmatic Power Players list every year (2020-24). Named Adweek’s first AI Agency of the Year (2023) and The One Show’s inaugural AI Pioneer Organization, Monks was also awarded Business Intelligence Group’s 2025 Excellence in Artificial Intelligence Award in both the Organizational and AI Product categories. As a trusted partner to cutting-edge innovators in tech, Monks earned titles such as Optimizely Experimentation Partner of the Year (2025), runner-up for the Adobe Firefly Partner Award (2024), and Workato’s AI Visionary Customer Impact Award (2024). Additionally, Monks achieved a record-breaking number of FWAs and continues to hold the most of any partner.

 

We are an equal-opportunity employer committed to building a respectful and empowering work environment for all people to freely express themselves amongst colleagues who embrace diversity in all respects. Including fresh voices and unique points of view in all aspects of our business not only creates an environment where we can all grow and thrive but also increases our potential to produce work that better represents—and resonates with—the world around us. 

S4Capital focuses on building a digital advertising and marketing services business that disrupts traditional models by integrating content, data, and technology to deliver seamless, always-on solutions for a diverse range of clients, including global ...

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