Quantitative Software Engineer (Python)

🏢 Summary: Opportunity for a Quantitative Developer to build and optimize scalable research, analytics, and trading platforms handling large-scale real-time and historical market data. The role focuses on high-performance software development, data pipeline design, and low-latency system optimization in production environments. You will develop robust applications supporting quantitative strategy development and simulation workflows. 🗂️ Requirements: Degree in Computer Science, Engineering, Mathematics, Physics, or related field, Professional experience building and operating production software systems, Strong programming skills in Python, Strong programming skills in modern C++, Experience with SQL databases, Experience working in Linux environments, Experience with distributed systems, Knowledge of performance profiling, debugging, and optimization, Understanding of financial markets and quantitative data processing 📃 Skills: Python, C++, SQL, Linux, DistributedSystems, Profiling, Debugging, Optimization, MarketData, DataPipelines 🏢 Description: Quantitative Developer We are seeking an experienced engineer to design and develop scalable platforms supporting quantitative research, analytics, and trading workflows. The role combines software engineering, data processing, and performance optimization in environments handling large-scale real-time and historical datasets. Responsibilities: Develop and maintain research and analytics platforms used for strategy development and simulation. Build high-performance applications and libraries in Python and C++. Design scalable data pipelines and storage solutions for market data processing. Improve system reliability, automation, monitoring, and deployment processes. Optimize application and infrastructure performance for low-latency and high-throughput workloads. Collaborate closely with technical and business stakeholders to deliver production-ready solutions. Support engineering best practices and mentor junior team members. Requirements: Degree in Computer Science, Engineering, Mathematics, Physics, or a related field. Professional experience building and operating production software systems. Strong programming skills in Python and modern C++. Experience with SQL databases, Linux environments, and distributed systems. Knowledge of performance profiling, debugging, and optimization techniques. Understanding of financial markets and quantitative data processing. Strong analytical and communication skills. Nice to have: Experience with backtesting, pricing, or simulation frameworks. Familiarity with real-time market data systems. Exposure to cloud infrastructure and scalable compute environments. Background in quantitative finance, systematic trading, or financial engineering.

🏢 Summary: Remote B2B role for an experienced C++ Software Engineer to develop and enhance distributed, low-latency financial trading systems for Fixed Income and Derivatives. The position focuses on building, debugging, and optimizing high-throughput systems in real-time trading environments. Requires strong expertise in modern C++ and distributed architecture within Windows/Linux platforms. 🗂️ Requirements: Bachelor’s degree in Computer Science or related field, 5+ years of professional C++ development experience, Experience with C++14 and C++20, Proficiency in object-oriented design and STL, Strong knowledge of multithreading and concurrency, Experience with TCP/IP and network programming, Experience building distributed, high-throughput, low-latency systems, Strong debugging skills in large codebases, Experience working in Windows and Linux environments, Ability to use AI tools to support development and debugging 📃 Skills: C++, C++14, C++20, STL, OOP, Multithreading, Concurrency, Synchronization, Parallelism, TCP/IP, Networking, Windows, Linux, DistributedSystems, LowLatency, HighThroughput, Debugging, SQL, AI 🏢 Description: 🚀 Software Engineer (C++) – Financial Trading Systems Key Details: 🌍 Work Model: 100% Remote 🕒 Working Hours: NYC Time Zone (Minimum 6h overlap required) 💰 Contract & Rate: B2B, 50 - 65 USD 💻 About the Role We are seeking a highly motivated Software Engineer (C++) to work on all aspects of our distributed financial trading systems. This role requires strong C++ development and debugging skills, the ability to understand intricate architectures, and breaking down issues in real-time, distributed financial trading environments. 🛠️ Job Responsibilities Develop and enhance core trading systems for Fixed Income and Derivative Securities. Work effectively in a small, high-performing software development team. Collaborate with both technical team members and non-technical business stakeholders. Contribute to the continuous improvement of the trading technology stack. 🎯 Required Qualifications Education: Bachelor’s degree in Computer Science or a related field. Experience: 5+ years of professional C++ development experience (C++14/20) in Windows/Linux environments. Core Technical Skills: Strong proficiency in object-oriented design, STL, multithreading, and concurrency (synchronization, parallelism). Networking: Solid understanding of networking fundamentals (TCP/IP, latency, throughput) and network programming. System Architecture: Proven experience building complex, distributed, high-throughput, low-latency, and resilient systems. Debugging: Strong debugging skills and the ability to quickly understand and work within large, complex codebases. Modern Tools: Demonstrated ability to leverage AI tools to accelerate ramp-up on large codebases, improve system understanding, and enhance debugging and development productivity. Soft Skills: Strong communication skills with the ability to collaborate effectively across technical and business teams. Self-driven, proactive, and capable of independently ramping up in complex environments. 🌟 Preferred Qualifications Domain Knowledge: Experience building financial software or trading systems (Fixed Income, Derivatives). Best Practices: Strong focus on code quality, testing methodologies, and system reliability. Databases: Familiarity with SQL stored procedures and relational database design and implementation. This role is not perfectly suited for you, but you have a friend who would fit? Recommend your friend and get up to 5000 zł! Referral Program: Talent from your network

🏢 Summary: Senior C++ Software Engineer contract focused on modernizing and scaling a business-critical quantitative analytics platform for real-time pricing, trading, and risk management. The role involves cross-platform migration from Windows to Linux, platform engineering, and improving architecture, scalability, and reliability within a large-scale C++ environment. Onsite assignment in Copenhagen until December 2026 with possible extension. 🗂️ Requirements: 10+ years of C++ development experience, Proven multi-platform C++ development experience, Strong experience with CMake, In-depth knowledge of threading, In-depth knowledge of memory management, Experience with Windows and Linux development environments 📃 Skills: C++, CMake, Linux, Windows, Threading, MemoryManagement 🏢 Description: On behalf of a client within the financial services sector, we are looking for a Senior C++ Software Engineer to support the development and modernization of a business-critical quantitative analytics platform used for real-time pricing, trading, and risk management. The assignment focuses on platform engineering, cross-platform development, and improving the scalability and reliability of a complex analytics environment. You will join an experienced engineering team working on the evolution of a large-scale C++ platform as it expands into areas such as electronic trading, automated execution, and data-driven analytics. Main Responsibilities: Migrate the application from Windows to multiple platforms (Linux and Windows) Review and improve platform architecture, scalability, and reliability. Key Requirements: Expert C++ development with 10+ years of experience Proven experience in multi-platform C++ development Strong experience with CMake In depth understanding of threading and memory management Nice to Have: Experience in financial markets or building systems for trading, risk, or analytics Other Details : Location : Onsite in Copenhagen, Denmark Contract Duration : From as soon as possible until December 2026, with a possible extension.

🏢 Summary: Automation-focused QA Engineer role within a PaaS Customer Delivery team, responsible for ensuring high-quality software delivery through manual and automated testing. The position involves designing and executing test cases, contributing to automation frameworks, and integrating tests into CI/CD pipelines in a hybrid work model in Warsaw. The role supports enterprise clients by maintaining rigorous quality standards across the full development lifecycle. 🗂️ Requirements: 2–4 years of experience in software quality assurance or testing, Experience in manual testing, including test planning, execution, and defect tracking, Experience working in Agile/Scrum environments, Experience with test case and issue management tools, Ability to design and maintain automated test suites, Experience with API testing tools, Basic knowledge of CI/CD workflows, Availability to work onsite in Warsaw 3 days per week 📃 Skills: Selenium, Cypress, Playwright, Postman, Swagger, Jira, TestRail, CI/CD, Agile, Scrum 🏢 Description: QA Engineer – Automation-Focused Software Testing 📍 Hybrid in Warsaw (3 days/week onsite required) | 💼 Full-time | B2B contract up to $5,500/month Our client is a US-based technology company headquartered in New York City, delivering digital solutions and consulting services that transform businesses and drive measurable value. With offices in multiple countries, the company is now investing in a new engineering centre in Warsaw, recognizing the strong talent and culture of Polish software professionals. We are currently seeking a QA Analyst- Software Testing to join the Platform-as-a-Service (PaaS) Customer Delivery team. This role is essential in ensuring the delivery of high-quality software to enterprise clients by proactively identifying issues, improving testing coverage, and contributing to automation frameworks. You will collaborate closely with engineering, product delivery, and business analysis teams to uphold rigorous quality standards across all phases of the development lifecycle. This is a hybrid position — you will be expected to work from the Warsaw office 3 days per week. Key Responsibilities Design and execute functional, integration, regression, and exploratory test cases Participate in requirement reviews and define clear acceptance criteria in collaboration with cross-functional teams Identify, document, and track defects; communicate risks and inconsistencies to stakeholders Maintain accurate test documentation and support User Acceptance Testing (UAT) with implementation teams Contribute to the design and maintenance of automated test suites, particularly using Selenium or similar frameworks Assist in expanding automation test coverage and integrating tests into CI/CD workflows Promote continuous improvement of QA processes, test tooling, and reporting standards Actively support quality assurance efforts throughout the entire software delivery lifecycle Key Requirements Required 2–4 years of experience in software quality assurance or testing Proficiency in manual testing practices, including test planning, execution, and defect tracking Working knowledge of Agile/Scrum methodologies and experience in cross-functional teams Familiarity with tools such as Jira, TestRail, or similar for test case and issue management Strong attention to detail and analytical thinking, with a focus on identifying edge cases and system weaknesses Preferred Experience with automation testing frameworks such as Selenium, Cypress, or Playwright Exposure to API testing tools (e.g., Postman, Swagger) Understanding of multi-tenant, configurable platforms, or SaaS products Basic knowledge of scripting or automation workflows in CI/CD environments What’s Offered B2B contract with monthly compensation up to $5 500 Strong career growth opportunities in a global fintech environment High-impact projects in a fast-growing sector Friendly, open, and ambitious team culture Hybrid model – minimum 3 days/week in the Warsaw office

🏢 Summary: The offer is for an experienced QA Engineer responsible for ensuring high software quality in complex, data-intensive applications across the full development lifecycle. The role combines manual and automated testing, close collaboration with developers and stakeholders, and active contribution to CI/CD and internal testing frameworks. It requires strong coding abilities and daily use of AI tools to enhance testing efficiency and code quality. 🗂️ Requirements: Minimum 3 years commercial experience in Software QA/Testing, Strong coding skills in Python, Java, or C#, Experience designing and executing functional, integration, regression, UI, and data validation tests, Practical experience with test automation frameworks, Experience integrating automated tests into CI/CD pipelines, Proficiency with Git, Ability to read and analyze application code, Experience using AI coding tools (e.g. Copilot, Claude, Codex) 📃 Skills: Python, Java, C#, Git, CI/CD, AI, Copilot, Claude, Codex, Automation, Testing 🏢 Description: On behalf of our client, a global, technology-driven enterprise, we are currently looking for an experienced QA Engineer. In this role, you will work closely with developers, product managers, and end-users to ensure the highest standards of software quality across the entire development lifecycle. The company builds highly complex, data-intensive applications where QA is treated as a core engineering discipline, rather than an afterthought. What you will be doing: Designing and executing comprehensive testing strategies, including functional, integration, regression, UI, and data validation testing. Actively identifying software defects and providing actionable feedback on product usability. Creating and maintaining test automation scripts, as well as participating in peer code reviews. Collaborating directly with business stakeholders to gather, understand, and refine requirements. Taking part in agile ceremonies and technical brainstorming sessions. Identifying potential technical risks early in the development pipeline. Mentoring the team on QA best practices and optimizing internal developer testing frameworks. Assisting with the creation of internal documentation and helping train end-users on new application features. What is expected of you: At least 3 years of commercial experience in a Software QA / Testing role. Solid coding skills in Python, Java, or C# . You should be comfortable reading code, writing scripts, and getting your hands dirty to effectively "break" applications. Actively using AI tools (such as GitHub Copilot, Claude, Codex, etc.) on a daily basis to accelerate your coding, write better tests, and quickly learn new platforms. Practical knowledge of test automation frameworks and integrating tests into CI/CD pipelines. Proficiency with version control systems (e.g., Git ). Strong analytical mindset, great time management, and a highly adaptable, problem-solving attitude. Eagerness to learn new platforms and technologies quickly. What our client offers: Hybrid work model in Warsaw (minimum 3 days a week in the office - strictly non-negotiable). Contract of Employment (UoP) with increased tax-deductible costs ( KUP ). Annual performance bonus . Private medical care (including full dental care). Lunch card to cover your daily meals. Multisport card .

🏢 Summary: The offer is for an experienced QA Engineer to ensure high software quality across complex, data-intensive applications by designing and executing comprehensive testing strategies. The role combines manual and automated testing, close collaboration with developers and stakeholders, and active contribution to CI/CD and agile processes. It also involves mentoring team members and optimizing internal testing frameworks. 🗂️ Requirements: Minimum 3 years of commercial experience in Software QA/Testing, Solid coding skills in Python, Java, or C#, Ability to read code and write scripts for testing purposes, Active daily use of AI coding tools (e.g., GitHub Copilot, Claude, Codex), Practical knowledge of test automation frameworks, Experience integrating automated tests into CI/CD pipelines, Proficiency with Git version control, Availability to work hybrid in Warsaw (minimum 3 days per week in office) 📃 Skills: Python, Java, C#, Git, CI/CD, Automation, Testing, AI, Copilot, Claude, Codex 🏢 Description: On behalf of our client, a global, technology-driven enterprise, we are currently looking for an experienced QA Engineer. In this role, you will work closely with developers, product managers, and end-users to ensure the highest standards of software quality across the entire development lifecycle. The company builds highly complex, data-intensive applications where QA is treated as a core engineering discipline, rather than an afterthought. What you will be doing: Designing and executing comprehensive testing strategies, including functional, integration, regression, UI, and data validation testing. Actively identifying software defects and providing actionable feedback on product usability. Creating and maintaining test automation scripts, as well as participating in peer code reviews. Collaborating directly with business stakeholders to gather, understand, and refine requirements. Taking part in agile ceremonies and technical brainstorming sessions. Identifying potential technical risks early in the development pipeline. Mentoring the team on QA best practices and optimizing internal developer testing frameworks. Assisting with the creation of internal documentation and helping train end-users on new application features. What is expected of you: At least 3 years of commercial experience in a Software QA / Testing role. Solid coding skills in Python, Java, or C# . You should be comfortable reading code, writing scripts, and getting your hands dirty to effectively "break" applications. Actively using AI tools (such as GitHub Copilot, Claude, Codex, etc.) on a daily basis to accelerate your coding, write better tests, and quickly learn new platforms. Practical knowledge of test automation frameworks and integrating tests into CI/CD pipelines. Proficiency with version control systems (e.g., Git ). Strong analytical mindset, great time management, and a highly adaptable, problem-solving attitude. Eagerness to learn new platforms and technologies quickly. What our client offers: Hybrid work model in Warsaw (minimum 3 days a week in the office - strictly non-negotiable). Contract of Employment (UoP) with increased tax-deductible costs ( KUP ). Annual performance bonus . Private medical care (including full dental care). Lunch card to cover your daily meals. Multisport card .

🏢 Summary: Senior C++ Engineer role focused on transforming ML and data science prototypes into high-performance, production-grade C++ applications for real-time, resource-constrained and cloud environments. The position involves optimizing, containerizing and deploying deterministic, low-latency systems with strong emphasis on reliability, performance and CI/CD practices. The offer includes flexible remote work within Poland, career development programs and comprehensive benefits. 🗂️ Requirements: 5+ years of experience in modern C++ (C++17/C++20), Strong knowledge of multithreading, concurrency and synchronization in Linux, Experience developing deterministic, low-latency real-time systems, Proficiency with CMake and Conan package management, Experience profiling and optimizing CPU and memory usage in Linux, Ability to write unit and automated tests, Experience debugging low-level communication issues, Hands-on experience with Docker in Linux production environments, Experience with CI/CD and release pipelines, Familiarity with Agile tools (Azure DevOps, JIRA, Confluence, Bitbucket), Fluent English (B2+ level) 📃 Skills: C++, C++17, C++20, Linux, Multithreading, Concurrency, CMake, Conan, Docker, CI/CD, Azure, JIRA, Confluence, Bitbucket, Python, MQTT, ZeroMQ, ProtoBuf, Kafka, HTTP, Bash, Kubernetes, TCP/IP, systemd 🏢 Description: We are seeking a Senior C++ Engineer to collaborate with Data Scientists and Machine Learning experts in transforming prototype algorithms into hardened, reliable, production-grade applications. In this role, you will convert research workflows into high-performance C++ systems capable of running on resource-constrained hardware or scalable cloud environments. Responsibilities Collaborate closely with Data Scientists and Machine Learning experts to turn prototype algorithms and data processing pipelines into hardened, reliable, production-grade "always-on" applications written in C++ Conversion of research and prototype ML/data-processing workflows (primarily Python-based) into high-performance, reliable C++ production systems Implementation of data quality safeguards, sanitization and required low-level interfaces for real-time inference on streaming data Optimization of code for predictable behavior, high reliability and efficient resource utilization (compute/memory/storage) on resource-constrained environments Support the development of high-performance, high-reliability solutions capable of running on resource-constrained hardware or in cost-effective, highly-scalable cloud applications Translation of real-world process dynamics, sensor behavior and system constraints into realistic online control solutions Documentation and communication of assumptions, results, limitations, risks and deployment considerations for discussion with the broader technical audience Requirements 5+ years of experience in modern C++ software development using C++17/C++20 Understanding of multithreading, concurrency, synchronization and performance optimization in Linux environments Background in developing deterministic, low-latency software for real-time systems Proficiency in CMake, modern C++ build systems and Conan package management for C++ Skills in profiling and optimizing CPU/memory utilization in constrained Linux environments Competency in writing unit tests and automated tests Proven capability to debug low-level communication issues and optimize performance under constrained environments Hands-on expertise designing, deploying and debugging containerized applications using Docker in Linux production environments Experience with CI/CD & Release pipelines: multi OS runners, artifact signing, SBOMs/vulnerability scanning Familiarity with Agile toolsets such as Azure DevOps, Atlassian tools like Confluence, JIRA and Bitbucket Fluent English communication skills at a B2+ level Nice to have Capability to independently deploy and manage cloud-native or edge-native microservices in Linux environments Flexibility to work closely with research, data science and platform engineering teams to bridge prototype and production environments Skills in Python and C++ interoperability Familiarity with industry IoT standards and protocols such as MQTT/SparkplugB, ZeroMQ, ProtoBuf, Kafka and HTTP Expertise in Linux, Bash/Shell scripting, Docker, TCP/IP networking, Kubernetes, systemd, logging, OTA/rollback strategies and advanced debugging techniques Background in deploying software in industrial environments, including remote diagnostics and field support Familiarity with .NET/C# We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Senior C++ Engineer role focused on transforming Python-based research and machine learning prototypes into high-performance, production-grade C++ applications for real-time and resource-constrained environments. The position involves optimizing, containerizing and deploying reliable systems across edge and scalable cloud platforms. You will collaborate closely with data science teams to deliver deterministic, low-latency solutions with strong CI/CD and quality standards. 🗂️ Requirements: 5+ years of modern C++ development (C++17/C++20), Strong knowledge of multithreading, concurrency and synchronization in Linux, Experience building deterministic, low-latency real-time systems, Proficiency with CMake and Conan package management, Experience profiling and optimizing CPU and memory usage in constrained Linux environments, Ability to write unit and automated tests, Experience debugging low-level communication and performance issues, Hands-on experience with Docker in Linux production environments, Experience with CI/CD and release pipelines, Familiarity with Agile tools (Azure DevOps, JIRA, Confluence, Bitbucket), Fluent English (B2+ level) 📃 Skills: C++, C++17, C++20, Linux, CMake, Conan, Docker, CI/CD, Azure, JIRA, Confluence, Bitbucket, Python, Kubernetes, Bash, TCP/IP, MQTT, ZeroMQ, ProtoBuf, Kafka, HTTP, .NET, C# 🏢 Description: We are seeking a Senior C++ Engineer to collaborate with Data Scientists and Machine Learning experts in transforming prototype algorithms into hardened, reliable, production-grade applications. In this role, you will convert research workflows into high-performance C++ systems capable of running on resource-constrained hardware or scalable cloud environments. Responsibilities Collaborate closely with Data Scientists and Machine Learning experts to turn prototype algorithms and data processing pipelines into hardened, reliable, production-grade "always-on" applications written in C++ Conversion of research and prototype ML/data-processing workflows (primarily Python-based) into high-performance, reliable C++ production systems Implementation of data quality safeguards, sanitization and required low-level interfaces for real-time inference on streaming data Optimization of code for predictable behavior, high reliability and efficient resource utilization (compute/memory/storage) on resource-constrained environments Support the development of high-performance, high-reliability solutions capable of running on resource-constrained hardware or in cost-effective, highly-scalable cloud applications Translation of real-world process dynamics, sensor behavior and system constraints into realistic online control solutions Documentation and communication of assumptions, results, limitations, risks and deployment considerations for discussion with the broader technical audience Requirements 5+ years of experience in modern C++ software development using C++17/C++20 Understanding of multithreading, concurrency, synchronization and performance optimization in Linux environments Background in developing deterministic, low-latency software for real-time systems Proficiency in CMake, modern C++ build systems and Conan package management for C++ Skills in profiling and optimizing CPU/memory utilization in constrained Linux environments Competency in writing unit tests and automated tests Proven capability to debug low-level communication issues and optimize performance under constrained environments Hands-on expertise designing, deploying and debugging containerized applications using Docker in Linux production environments Experience with CI/CD & Release pipelines: multi OS runners, artifact signing, SBOMs/vulnerability scanning Familiarity with Agile toolsets such as Azure DevOps, Atlassian tools like Confluence, JIRA and Bitbucket Fluent English communication skills at a B2+ level Nice to have Capability to independently deploy and manage cloud-native or edge-native microservices in Linux environments Flexibility to work closely with research, data science and platform engineering teams to bridge prototype and production environments Skills in Python and C++ interoperability Familiarity with industry IoT standards and protocols such as MQTT/SparkplugB, ZeroMQ, ProtoBuf, Kafka and HTTP Expertise in Linux, Bash/Shell scripting, Docker, TCP/IP networking, Kubernetes, systemd, logging, OTA/rollback strategies and advanced debugging techniques Background in deploying software in industrial environments, including remote diagnostics and field support Familiarity with .NET/C# We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: The offer is for a Senior C++ Engineer to transform research-grade ML and data processing prototypes into high-performance, production-ready C++ systems for real-time and resource-constrained environments. The role focuses on optimizing, deploying and maintaining reliable, low-latency applications across edge devices and scalable cloud platforms. You will collaborate closely with Data Scientists to bridge the gap between prototype workflows and hardened production solutions. 🗂️ Requirements: 5+ years of modern C++ development (C++17/C++20), Strong knowledge of multithreading, concurrency and synchronization in Linux, Experience building deterministic, low-latency real-time systems, Proficiency with CMake and Conan package management, Experience profiling and optimizing CPU and memory usage in Linux, Ability to write unit and automated tests, Experience debugging low-level communication issues, Hands-on experience with Docker in Linux production environments, Experience with CI/CD and release pipelines, Familiarity with Agile tools (Azure DevOps, JIRA, Confluence, Bitbucket), Fluent English (B2+ level) 📃 Skills: C++, C++17, C++20, Linux, CMake, Conan, Docker, CI/CD, Azure, JIRA, Confluence, Bitbucket, Python, MQTT, ZeroMQ, ProtoBuf, Kafka, HTTP, Bash, Kubernetes, TCP/IP, .NET, C# 🏢 Description: We are seeking a Senior C++ Engineer to collaborate with Data Scientists and Machine Learning experts in transforming prototype algorithms into hardened, reliable, production-grade applications. In this role, you will convert research workflows into high-performance C++ systems capable of running on resource-constrained hardware or scalable cloud environments. Responsibilities Collaborate closely with Data Scientists and Machine Learning experts to turn prototype algorithms and data processing pipelines into hardened, reliable, production-grade "always-on" applications written in C++ Conversion of research and prototype ML/data-processing workflows (primarily Python-based) into high-performance, reliable C++ production systems Implementation of data quality safeguards, sanitization and required low-level interfaces for real-time inference on streaming data Optimization of code for predictable behavior, high reliability and efficient resource utilization (compute/memory/storage) on resource-constrained environments Support the development of high-performance, high-reliability solutions capable of running on resource-constrained hardware or in cost-effective, highly-scalable cloud applications Translation of real-world process dynamics, sensor behavior and system constraints into realistic online control solutions Documentation and communication of assumptions, results, limitations, risks and deployment considerations for discussion with the broader technical audience Requirements 5+ years of experience in modern C++ software development using C++17/C++20 Understanding of multithreading, concurrency, synchronization and performance optimization in Linux environments Background in developing deterministic, low-latency software for real-time systems Proficiency in CMake, modern C++ build systems and Conan package management for C++ Skills in profiling and optimizing CPU/memory utilization in constrained Linux environments Competency in writing unit tests and automated tests Proven capability to debug low-level communication issues and optimize performance under constrained environments Hands-on expertise designing, deploying and debugging containerized applications using Docker in Linux production environments Experience with CI/CD & Release pipelines: multi OS runners, artifact signing, SBOMs/vulnerability scanning Familiarity with Agile toolsets such as Azure DevOps, Atlassian tools like Confluence, JIRA and Bitbucket Fluent English communication skills at a B2+ level Nice to have Capability to independently deploy and manage cloud-native or edge-native microservices in Linux environments Flexibility to work closely with research, data science and platform engineering teams to bridge prototype and production environments Skills in Python and C++ interoperability Familiarity with industry IoT standards and protocols such as MQTT/SparkplugB, ZeroMQ, ProtoBuf, Kafka and HTTP Expertise in Linux, Bash/Shell scripting, Docker, TCP/IP networking, Kubernetes, systemd, logging, OTA/rollback strategies and advanced debugging techniques Background in deploying software in industrial environments, including remote diagnostics and field support Familiarity with .NET/C# We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: B2B remote role for an experienced Software Engineer focused on building cross-platform components using C++, C#, and Kotlin Multiplatform. The position involves integrating native C++ modules with .NET applications and developing secure Windows-based functionality. You will contribute hands-on to designing and delivering scalable, high-quality technical solutions. 🗂️ Requirements: Commercial experience with C++, Experience with C# and native library integration, Ability to create and maintain NuGet packages, Knowledge of Windows programming, Experience with security modules, Experience with Kotlin Multiplatform or willingness to learn 📃 Skills: C++, C#, Kotlin, KotlinMultiplatform, .NET, NuGet, Windows, DLL 🏢 Description: Start Date: ASAP / Within 1 Month / Flexible Work Model: 100% remote Contract Type: B2B (180-200 PLN/h + VAT) We are looking for an experienced software engineer with strong skills in C++, C#, and Kotlin Multiplatform to join our engineering team. You will work on cross‑platform components, integrate native code with .NET applications, and contribute to developing secure and reliable features for modern systems. The role involves hands‑on coding, problem‑solving, and collaborating closely with other engineers to deliver high‑quality technical solutions. Expectations Solid commercial experience with C++ development , ideally on Windows. Practical experience using C# and integrating native libraries. Ability to create and maintain C# NuGet packages. Familiarity with Windows programming concepts, including security modules. Experience with Kotlin Multiplatform or willingness to learn it quickly. Responsibilities Develop cross‑platform components using C++, C#, and Kotlin Multiplatform. Integrate native C++ modules (DLLs) with C# applications. Build and maintain reusable C# libraries and NuGet packages. Implement and support Windows‑based functionality, including security‑related modules. Collaborate with the engineering team to design, test, and deliver scalable solutions. What We Offer Medicover healthcare package Multisport card Access to an e-learning platform Group life insurance