C++ Developer

Get AI-powered advice on this job and more exclusive features. Location Toronto, Ontario Job Overview V-Soft Consulting is currently hiring a C++ Developer for our premier client in Toronto, Ontario. The role involves designing and developing robust C++ components for POS systems, integrating peripherals, and ensuring performance, reliability, and security. Education and Experience Bachelor’s degree in Computer Science, Engineering, or equivalent experience. 5+ years professional C++ (C++11/14/17), Standard Template Library (STL), Resource Acquisition Is Initialization (RAII), templates, exceptions, strong debugging and performance tuning. POS domain expertise with CMA/NCR OmniPOS (or similar): configuration, extension, APIs, scripting/plug-ins, troubleshooting. Business flow understanding: transaction lifecycle, promotions/discount engines, tax, returns/exchanges, tender orchestration, reconciliation. Loyalty experience: identification (barcode, phone, card, token), points accrual/redemption, earn/burn rules, stackability with offers, breakage handling, edge cases (split tenders, offline accrual). Concurrency & performance: threads, async I/O, synchronization primitives; profiling tools (e.g., valgrind, perf). OS & tooling: Windows and/or Linux, build systems (CMake/Make/MSBuild), Bitbucket; debuggers (Visual Studio, gdb/lldb). Device integration: OPOS/JPOS, serial/USB/network peripherals; driver SDKs and state recovery strategies. Testing: unit/integration tests (GoogleTest/Catch2), mocks/stubs, automated builds. Nice-to-Have Skills Payments: EMV/contactless, PSP integrations, tokenization, partial auth and fallback logic, settlement/reconciliation workflows. Retail back office: price/PLU updates, item master sync, promotions distribution, store-to-HQ messaging, inventory adjustments. Distributed/edge systems: store servers, offline-first patterns, eventual consistency, conflict resolution. Adjacent languages: Python, C#/.NET, Java for tooling/bridges. Observability: structured logging, metrics, tracing (OpenTelemetry), log aggregation (Splunk/ELK). Security: static analysis (clang-tidy/sonar), supply chain hygiene, secrets management. DevOps: Docker, CI/CD (Azure DevOps/GitHub Actions), artifact management. UI experience: Win32/MFC/Qt or web-based POS front ends integrated with C++ services. Knowledge, Skills and Abilities Systems thinking & problem solving: trace complex flows across services/devices; root-cause tricky edge cases (e.g., loyalty redemption interacting with returns). Quality-first delivery: clean code, reviews, documentation, tests; measurable reliability improvements. Ownership & collaboration: clear communication, proactive risk management (peak seasons, blackout periods), effective partnering with QA/Product/Support. Customer empathy: design for cashier speed, low-friction loyalty capture, predictable promotions, and resilient store operations. Job Responsibilities Design & develop robust, maintainable C++ components (transaction engine, promotions, tenders, receipts, returns, store ops). Model end-to-end business flows: cart lifecycle, price/discount calculation, tax, tenders, reversals, partial auths, voids, EOD/batching, and offline/online sync. Implement loyalty integrations: membership lookup, accrual & redemption, points balances, personalized offers, targeted promotions; ensure deterministic application and auditable outcomes. Extend CMA/NCR OmniPOS: customize workflows, UI, and business rules; build integrations via APIs/middleware/plugins. Integrate peripherals: payment terminals, scanners, printers, scales, cash drawers, customer displays; OLE for Retail POS (OPOS) / Java for Retail POS (JPOS) and device SDKs. Optimize performance & reliability: profiling, memory management, concurrency; robust error handling, recovery, logging, telemetry. Ensure compliance & security: partner with Payments for PCI-DSS considerations; secure coding, secrets handling, and data minimization. Support delivery: CI/CD, packaging, deployments, rollout planning, hotfixes; documentation and runbooks; collaborate with Product, QA, Ops. Qualified candidates should send their resumes to . V-Soft Consulting provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Benefits include full medical, dental, vision coverage; a 401(k) plan; competitive compensation; and more. V-Soft is partnered with numerous Fortune 500 companies, exceptionally positioned to advance your career growth. #J-18808-Ljbffr