May 22, 2026

Senior .NET Engineer (Sun-Thu work schedule) (She/ He/ They)

Senior • Remote

Warsaw, Poland

*We are looking for Poland based candidate. The job is remote with EST working hours.

At Capco Poland, we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management.

Build scalable backend solutions powering the next generation of digital trading experiences.

The Role

We are looking for a Senior .NET Developer to join a high-performing delivery team supporting the enhancement and expansion of a leading banking client’s trading application platform. You will play a key role in designing, developing, and maintaining backend services and integrations that support critical trading functionality and business operations.

This role is ideal for someone with strong backend engineering expertise, solid database development experience, and a collaborative mindset who enjoys working in fast-paced Agile delivery environments.

What You’ll Do

  • Design, develop, and maintain backend services and APIs using .NET Framework technologies

  • Develop and optimize Oracle PL/SQL packages, procedures, functions, and database objects

  • Collaborate with cross-functional teams including QA, business analysts, and frontend developers to deliver new trading platform features

  • Participate in code reviews, technical design discussions, and release activities to ensure high-quality software delivery

  • Troubleshoot production issues, identify performance improvements, and support ongoing platform stability

What We’re Looking For

  • 6+ years of backend development experience within enterprise or financial services environments

  • Strong hands-on experience with .NET Framework and C# application development

  • Solid expertise in Oracle PL/SQL development and database optimization

  • Experience working with REST APIs, integrations, and distributed application architectures

  • Strong problem-solving, communication, and stakeholder collaboration skills within Agile teams

Bonus Points For

  • Experience working on trading platforms, banking systems, or capital markets applications

  • Familiarity with performance tuning and query optimization in Oracle databases

  • Exposure to CI/CD pipelines, source control tools, and automated deployment processes

  • Understanding of secure coding standards and enterprise application best practices

We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects.

Recruitment Process:

  1. HR Interview with the recruiter

  2. Technical Interview

  3. Client Interview 

  4. Feedback and offer

Similar jobs you might like

Technology

Capco Poland

Lead Software Engineer (.NET, WPF) (She/ He/ They)

Senior

Remote

Warsaw, Poland

🏢 Summary: Lead Software Engineer role focused on building and enhancing a strategic risk and P&L platform for Financial Markets within an investment banking environment. The position involves designing and developing scalable, robust, and fault-tolerant rich desktop applications using modern engineering practices. The role also includes ownership of high-quality code delivery, test automation, and production support in an Agile setup. 🗂️ Requirements: 12+ years of C# development experience, Strong experience with WPF and .NET for rich desktop applications, Experience in investment banking IT, Experience with multithreading and asynchronous programming, Experience with MVVM architecture, Experience with Dependency Injection, Experience with REST APIs and message queues, Experience with unit testing and test-driven development, Experience with CI/CD pipelines, Experience working in Agile/Scrum teams, Poland-based candidate 📃 Skills: C#, WPF, .NET, TPL, Rx, MVVM, Prism, Unity, LINQ, REST, ActiveMQ, DevExpress, Infragistics, OOP, NUnit, Moq, TDD, BDD, UIAutomation, AzureDevOps, CICD, Agile, Scrum, VisualStudio, ReSharper 🏢 Description: *We are looking for Poland based candidate. At Capco Poland, we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management. PROJECT OVERWIEW: The team is working on Client's strategic risk and Profit and Loss platform for Financial Markets. The development team is a world class technology group in the bank to provide technical solutions to support the bank’s Financial Markets business as well as support requirements from other projects with a wider scope such as regulatory books of work. We bring a deep understanding of the market, a scientific approach, and innovative technologies to bear on the challenges of profitable trading in the world's highly competitive environment. ROLE OVERVIEW: We're looking for a Lead Software Engineer who will play a strategic role in the implementation of highly visible strategic programs with the primary responsibilities around building components within the risk platform. Any developed solution must be scalable, robust and fault tolerant catering to the existing and future business needs in a timely manner. In addition, they will be expected to develop innovative solutions with a view to these being released quickly to gain feedback before advising on the full scale roll out. KEY RESPONSIBILITIES: Working closely with the Development Manager, Project Manager, and a team of developers to deliver quality features and enhancements to the internal business users. Writing robust code along with a high-level of test coverage. Designing smart and scalable solutions following the bank standards. Developing, preparing and maintaining system documentation, including program descriptions and operational procedures. Acting as the second line of support during production problems. REQUIRED SKILLS & QUALIFICATIONS: 12+ years of C#/WPF/.NET development experience building performance critical rich desktop applications Hands on experience within investment banking IT Strong knowledge and experience of working in Agile teams with Agile practices Good judgement and decision-making skills with a pragmatic and common-sense approach to solving problems Strong problem-solving and analytical skills Excellent communication and interpersonal skills, with the ability to build and maintain relationships with all stakeholders Ability to work in a fast-paced front-office environment Ability to prioritize and work on multiple workstreams simultaneously Ability to take ownership of issues and projects, and see them through to delivery TECHNICAL COMPETENCIES: C#/ WPF/ .NET development of rich desktop applications Multithreaded, concurrent, and asynchronous programming using TPL and Rx MVVM frameworks, preferably Prism Dependency Injection containers, preferably Unity LINQ/Rx with a functional mindset and coding style RESTful APIs and message queues such as ActiveMQ DevExpress, Infragistics, or any other popular WPF component library Object-Oriented Design and Programming (OOD/OOP) NUnit, Moq, TDD, BDD, UI Automation CI/CD Pipelines such as Azure DevOps Agile/Scrum practices Visual Studio and ReSharper We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects. RECRUITMENT PROCESS: HR interview with the recruiter Technical interview with Capco Engineering team Client interview Feedback and offer

Technology

Capco Poland

Senior Manual QA Engineer (Sun-Thu work schedule) (She/ He/ They)

Senior

Remote

Warsaw, Poland

🏢 Summary: Remote Manual QA Engineer role for a Poland-based candidate to support a banking trading platform, focusing on high-quality manual testing of web and mobile applications within Agile teams. The position involves validating new features and enhancements to ensure reliable digital trading experiences. Work is conducted in EST hours in collaboration with cross-functional stakeholders. 🗂️ Requirements: Poland-based candidate, Availability to work EST hours, 7+ years of experience as Manual QA Engineer or Software Test Analyst, Experience in banking, fintech, or digital product environments, Strong knowledge of software testing methodologies, Experience with defect lifecycle management, Experience creating test documentation, Experience testing web and/or mobile applications, Familiarity with Agile or Scrum methodologies 📃 Skills: ManualTesting, RegressionTesting, IntegrationTesting, UAT, Agile, Scrum, Jira, TestRail, SQL, APITesting 🏢 Description: *We are looking for Poland based candidate. The job is remote with EST working hours. At Capco Poland, we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management. Help shape the future of digital trading experiences through high-quality testing and seamless product delivery. The Role We are looking for a Manual QA Engineer to support the delivery of new features and enhancements for a leading banking client’s trading application platform. You will work closely with cross-functional teams including developers, business analysts, and product stakeholders to ensure a high-quality user experience across web and mobile trading products. This role is ideal for someone who is detail-oriented, collaborative, and passionate about delivering reliable financial technology solutions within a fast-paced environment. What You’ll Do Execute manual functional, regression, integration, and user acceptance testing for new trading app feature Create and maintain clear test cases, test scenarios, and defect documentation aligned with business requirements Collaborate with developers and stakeholders to identify, troubleshoot, and resolve issues throughout the software development lifecycle Participate in sprint planning, requirement reviews, and release activities within Agile delivery teams Support quality assurance best practices to improve product stability, usability, and overall customer experience What We’re Looking For 7+ years of experience working as a Manual QA Engineer or Software Test Analyst within banking, fintech, or digital product environments Strong understanding of software testing methodologies, defect lifecycle management, and test documentation Experience testing mobile and/or web-based applications Familiarity with Agile or Scrum delivery methodologies Strong communication and stakeholder collaboration skills with a proactive and analytical mindset Bonus Points For Experience working on trading platforms, capital markets systems, or investment applications Familiarity with tools such as Jira, TestRail, or similar QA management platforms Exposure to API testing or SQL queries for validation purposes Understanding of financial products, order management workflows, or market data concepts Experience supporting UAT activities with business users and stakeholders We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects. Recruitment Process: HR Interview with the recruiter Technical Interview Client Interview Feedback and offer

Technology

Capco Poland

IT Consultant – Integration & Development – Cards Transformation (Polish is Mandatory) (She/He/They)

Senior

Hybrid

Warsaw, Poland

🏢 Summary: IT Consultant/Developer role in a large-scale cards transformation programme for a leading Polish bank, focused on building and configuring high-performance payment integrations across POS, ATM, and e-commerce channels. The position involves developing reliable, scalable, and observable transactional systems using modern technologies within complex banking environments. Requires on-site work in Warsaw (3 days per week) and fluent Polish. 🗂️ Requirements: Experience delivering integration solutions in banking environments, Strong development experience with Java 17 and Spring Boot, Experience with Kafka, OpenShift, and PostgreSQL, Hands-on experience with ISO8583 messaging and payment integrations, Ability to build reliable transactional systems with consistency and idempotency, Experience with batch/ETL processes and data migrations, Understanding of CI/CD and containerization, Fluent Polish (spoken and written), Availability to work on-site in Warsaw 3 days per week 📃 Skills: Java, Spring, Kafka, OpenShift, PostgreSQL, ISO8583, ETL, CI/CD, Docker, Kubernetes 🏢 Description: Location: Warsaw, Poland Pref. work model - 3x per week from office At Capco Poland, we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management. Our secret? A culture that’s fast, flexible, and fiercely entrepreneurial. We move quickly, think creatively, and always put our people first. We’re passionate about growth - both for our clients and ourselves - and that means attracting the very best talent to join us on this exciting journey. We’re proud to be: • Trailblazers in banking, payments, capital markets, wealth, and asset management • Champions of an agile, nimble, and innovative work environment • Dedicated to building a team of top-notch professionals who share our drive and vision ROLE OVERVIEW Build high-performance payment integrations at the core of a major cards transformation The Role We are looking for an experienced IT Consultant/Developer to join a large-scale cards transformation programme for a leading Polish bank. You will design, build, and configure integrations across complex system landscapes, supporting transactional flows across POS, ATM, and e-commerce channels. This role focuses on delivering reliable, scalable, and observable solutions using modern technologies while ensuring consistency and resilience across interfaces. Fluency in Polish is mandatory. What You’ll Do Develop and configure integrations including ISO8583 adapters, POS/ATM handlers, and system interfaces Implement data mapping, transformations, validation rules, and error handling (retries, idempotency) Build and maintain batch/ETL processes, data migrations, and reconciliation tools Implement logging, monitoring, and observability aligned with engineering standards Support SIT/UAT phases by resolving defects and ensuring system stability and performance What We’re Looking For Experience delivering integration solutions in banking environments (POS/ATM/e-commerce and back-office systems) Strong development experience with Java (17), Spring Boot, Kafka, OpenShift, and PostgreSQL Proven ability to build reliable transactional systems with focus on consistency, idempotency, and observability Experience working with ISO8583 messaging and complex payment integrations Understanding of CI/CD, containerization, and modern development practices Bonus Points For Experience designing and implementing PostgreSQL data models (schemas, indexes, procedures) Experience supporting settlement processing, audit feeds, and reconciliation processes Familiarity with systems such as IPS, Visiona, INCAS, or ACI platforms (Interchange/Cardpack/Acquirer) Experience optimizing performance and ensuring data integrity across distributed systems Experience working in large-scale financial transformation programmes IMPORTANT Fluent Polish (spoken and written) – mandatory Good command of English for documentation and collaboration. Availability to work on-site, with partial remote work - 3 days per week from the office. ONLINE RECRUITMENT PROCESS STEPS Screening call with the Recruiter Hiring Manager Technical Interview Client stage Feedback/Offer We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects.

Technology

Capco Poland

Mid Software Development Engineer in Test - (US working hours) (She/ He/ They)

Mid

Remote

Warsaw, Poland

🏢 Summary: Offer for a Software Development Engineer in Test focused on building and maintaining automated test frameworks for APIs, databases, and UI layers in a financial platform. The role emphasizes integration testing, AI-enhanced test optimization, and embedding automation into CI/CD pipelines while collaborating with US-based teams. Position requires evening work hours and operates under a B2B contract model. 🗂️ Requirements: 4+ years of experience in software testing with strong focus on automation, Strong expertise in API, integration, and end-to-end UI testing, Experience with backend and middle-tier testing involving databases and external services, Proficiency in JavaScript, TypeScript, Python, Java, or C#, Experience designing scalable and reusable test automation frameworks, Experience integrating automated tests into CI/CD pipelines, Hands-on experience with automation testing tools, Familiarity with AI-based tools for test optimization and bug analysis, Experience working in Agile/Scrum environments, Availability to work evening hours and collaborate with US team 📃 Skills: JavaScript, TypeScript, Python, Java, C#, Postman, Rest-Assured, Selenium, Cypress, Playwright, Jenkins, GitLab, GitHub, Azure, CI/CD, APIs, SQL, AI, Agile, Scrum 🏢 Description: *We are looking for Poland based candidate. At Capco Poland, we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management. ROLE OVERVIEW: We are seeking a Software Development Engineer in Test with expertise in automation testing across backend APIs, databases, and front-end systems (user and admin interfaces). The ideal candidate will leverage the latest tools, frameworks, and AI technologies to ensure the quality and performance of our platform while collaborating with cross-functional teams to streamline testing processes. You'll cooperate closely with US team, therefore working hours will be in the evening. KEY RESPONSIBILITIES: Test Automation Development Develop and maintain robust automated test suites focusing on API testing, integration testing, and UI testing for both user-facing and admin platforms Design reusable and scalable test automation frameworks. Integrate AI capabilities into the automation framework to optimize test strategies and improve efficiency. Integration Testing Validate API endpoints, data integrity, and middleware interactions between APIs, the database, and third-party systems. Collaboration & Process Improvement Work closely with developers, DevOps, and product teams to understand system architecture, identify critical paths, and ensure thorough test coverage. Contribute to Continuous Integration/Continuous Deployment (CI/CD) pipelines to automate test execution on code commits and deployments. Coverage Analysis & Metrics Develop automated reporting tools to analyze test coverage across integration, UI, and backend layers, focusing on regression, error handling, and other critical categories. Use automation scripts to continuously track coverage gaps and ensure the automation suite addresses high-risk areas. Provide data-driven insights from automated test results to refine testing priorities and improve overall quality REQUIRED QUALIFICATIONS: 4+ years in software testing, with significant experience in automation testing. Strong understanding of API testing, integration testing, and end-to-end UI testing. Proficiency in testing tools such as Postman, Rest-Assured, Selenium, Cypress, Playwright, or similar. Experience with middle-tier testing, including APIs interacting directly with databases and external services. Proficient in JavaScript, Python, Java, or C#, with a strong preference for JavaScript/TypeScript-based frameworks. Experience integrating automated tests into CI/CD pipelines using tools like Jenkins, GitLab CI, GitHub Actions, or Azure DevOps. Familiarity with AI-based tools for bug analysis, test optimization, and issue consolidation. Excellent analytical and problem-solving skills to identify testing bottlenecks and propose solutions. Strong verbal and written communication skills for collaboration with cross-functional teams. Background in Agile/Scrum development environments. We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects. Recruitment Process: HR Interview with the recruiter Technical Interview Client Interview Feedback and offer

Technology

Capco Poland

Project Manager/Scrum Master (She/ He/ They)

Senior

Hybrid

Warsaw, Poland

🏢 Summary: Hybrid Agile Project Manager / Scrum Master role responsible for leading software delivery and facilitating Agile processes for a cross-functional development team. The position combines project planning, risk management, and stakeholder reporting with hands-on Scrum facilitation and continuous delivery support. The role requires close collaboration with technical leads and coordination with US-based stakeholders. 🗂️ Requirements: 5+ years in software delivery project management, Experience facilitating Agile teams, Strong knowledge of Scrum and Kanban, Experience with hybrid delivery approaches, Experience with Azure DevOps or similar tools, Ability to manage project planning, scheduling, and risks, Experience tracking Agile metrics, Ability to support cross-functional development teams, Fluent English for daily communication with US stakeholders 📃 Skills: Scrum, Kanban, Agile, AzureDevOps, ProjectManagement, RiskManagement, BacklogManagement, Reporting, ContinuousDelivery, Automation, Slack, Metrics 🏢 Description: CAPCO POLAND *We are looking for Poland based candidate. At Capco Poland, we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management. ROLE OVERVIEW: This is a hybrid Agile Project Manager / Scrum Master role responsible for coordinating and enabling delivery for a software development team composed of a Technical Lead Engineer, Business Analyst, two Senior Software Engineers, one Mid-Level Software Engineer, one QA Engineer, and one Senior SDET. In coordination with the client’s Senior Program Manager, the resource will manage project planning and reporting while also executing Agile ceremonies and supporting continuous delivery practices. RESPONSIBILITIES: Lead project planning, scheduling, risk management, and stakeholder communication for the team. Facilitate Agile ceremonies including sprint planning, daily standups, backlog refinement, sprint reviews, and retrospectives. Partner with the Technical Lead Engineer and Business Analyst to maintain a clear, prioritized backlog aligned to business goals. Track and report progress using Agile and traditional project metrics (velocity, burndown, milestones, risks, issues). Remove impediments, ensure cross-functional alignment, and maintain team commitments. Coordinate with QA and test automation resources to integrate quality throughout the delivery lifecycle. Provide regular status updates and executive-level reporting. REQUIREMENTS: 5+ years of experience in software delivery project management and Agile team facilitation. Strong knowledge of Scrum, Kanban, and hybrid delivery approaches. Proven ability to support multi-disciplinary software development teams. Excellent communication, facilitation, and stakeholder-management skills. Experience with Azure DevOps or equivalent work-management tools. Proven ability to maintain delivery objectives in an ambiguous and changeable environment. Strong written and spoken English proficiency is required; this role involves daily communication with US-based stakeholders via Slack, Azure DevOps, and video calls. We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects. Recruitment Process: HR Interview with the recruiter Technical Interview Client Interview Feedback and offer

Technology

emagine Polska

Senior .NET Developer (Banking) – Remote (Poland)

Senior

Remote

Warsaw, Poland

🏢 Summary: Senior .NET Developer role focused on designing, extending, and modernising critical banking and securities systems in a fully remote B2B model. The position involves full-stack development, system integration, and cloud scaling within distributed, business-critical environments. The role requires close collaboration with business stakeholders and ownership of end-to-end application delivery. 🗂️ Requirements: 5+ years experience as .NET / C# Developer, Experience in banking or investment banking sector, Full-stack development experience, Knowledge of SOLID design principles, Experience with document-based databases, Experience with event-driven messaging frameworks, Experience with unit and integration testing, End-to-end application development experience, Ability to work during UK business hours, Based in Poland 📃 Skills: .NET, C#, MongoDB, SOLID, Messaging, UnitTesting, IntegrationTesting, Docker, Kubernetes, Cloud 🏢 Description: Work model: 100% remote (candidates must be based in Poland) Contract type: B2B Industry: Banking / Investment Banking We are looking for an experienced Senior .NET Developer to join a distributed engineering team working on critical banking systems. The role focuses on extending and modernising applications used across securities and banking operations, with a strong emphasis on system design, scalability, and cloud transformation. You will work end-to-end on business-critical systems, closely collaborating with Business Analysts, without a separate QA team. A solid background in banking or financial services is essential. Main Responsibilities: Design, develop, and extend .NET-based systems supporting multiple banking entities Contribute to the integration of securities and core banking platforms Support and enhance a portfolio of ~17 applications across product control and risk management Work with an in-house development framework in a full-stack capacity Participate in scaling applications for cloud-based, containerized environments Collaborate closely with business stakeholders to deliver robust solutions Ensure high code quality through unit and integration testing Key Requirements: 5+ years of professional experience as a .NET / C# Developer Hands-on experience in the banking or investment banking sector (mandatory) Full-stack development experience (backend-focused, frontend included) Strong understanding and practical application of SOLID design principles Experience with document-based databases (e.g. MongoDB) Experience with event-driven / event-based messaging frameworks Solid knowledge of unit and integration testing Experience working end-to-end on applications (development, testing, support) Ability to work independently in a fast-paced, regulated environment Availability during UK business hours Nice to Have: Experience with cloud platforms and application migration to cloud Experience with container technologies (e.g. Docker, Kubernetes) Exposure to systems such as Murex or large in-house banking platforms Background in securities, risk, or product control systems Other Details: This role is 100% remote with candidates required to be located in Poland. The contract is on a B2B basis within the banking and investment banking industry.

Technology

emagine Polska

Senior .NET Developer (Banking) – Remote (Poland)

Senior

Remote

Warsaw, Poland

🏢 Summary: Senior .NET Developer role focused on designing, extending, and modernizing critical banking systems within securities and core banking domains. The position involves full-stack development, system integration, and cloud scaling in a distributed team without a separate QA function. Work includes end-to-end ownership of business-critical applications in a regulated investment banking environment. 🗂️ Requirements: 5+ years experience with .NET and C#, Hands-on experience in banking or investment banking, Full-stack development experience, Strong knowledge of SOLID principles, Experience with document-based databases, Experience with event-driven messaging frameworks, Knowledge of unit and integration testing, End-to-end application development experience, Ability to work independently in regulated environments, Availability during UK business hours, Poland-based residency 📃 Skills: .NET, C#, MongoDB, SQL, REST, Microservices, Docker, Kubernetes, Azure, UnitTesting, IntegrationTesting, EventDriven, Git 🏢 Description: Work model: 100% remote (candidates must be based in Poland) Contract type: B2B Industry: Banking / Investment Banking We are looking for an experienced Senior .NET Developer to join a distributed engineering team working on critical banking systems. The role focuses on extending and modernising applications used across securities and banking operations, with a strong emphasis on system design, scalability, and cloud transformation. You will work end-to-end on business-critical systems, closely collaborating with Business Analysts, without a separate QA team. A solid background in banking or financial services is essential. Main Responsibilities: Design, develop, and extend .NET-based systems supporting multiple banking entities Contribute to the integration of securities and core banking platforms Support and enhance a portfolio of ~17 applications across product control and risk management Work with an in-house development framework in a full-stack capacity Participate in scaling applications for cloud-based, containerized environments Collaborate closely with business stakeholders to deliver robust solutions Ensure high code quality through unit and integration testing Key Requirements: 5+ years of professional experience as a .NET / C# Developer Hands-on experience in the banking or investment banking sector (mandatory) Full-stack development experience (backend-focused, frontend included) Strong understanding and practical application of SOLID design principles Experience with document-based databases (e.g. MongoDB) Experience with event-driven / event-based messaging frameworks Solid knowledge of unit and integration testing Experience working end-to-end on applications (development, testing, support) Ability to work independently in a fast-paced, regulated environment Availability during UK business hours Nice to Have: Experience with cloud platforms and application migration to cloud Experience with container technologies (e.g. Docker, Kubernetes) Exposure to systems such as Murex or large in-house banking platforms Background in securities, risk, or product control systems Other Details: This role is 100% remote with candidates required to be located in Poland. The contract is on a B2B basis within the banking and investment banking industry.

Technology

Capco Poland

Senior Software Engineer (React) (She/He/They)

Senior

Remote

Warsaw, Poland

🏢 Summary: Senior Software Engineer role focused on full-stack development of secure and scalable B2B and B2C SaaS products using React/TypeScript and NestJS/Node.js. The position involves building frontend and backend components, designing RESTful APIs, and implementing security best practices in a cybersecurity-focused environment. The role requires collaboration in an agile setup and contribution to microservices-based architectures. 🗂️ Requirements: 5+ years of software engineering experience, Proficiency in JavaScript and TypeScript, Experience with React, Experience with NestJS and Node.js, Experience in designing and developing RESTful APIs, Experience with microservices architecture, Knowledge of application, network, and cloud security, Experience with HTML5 and CSS3, Familiarity with Git, Understanding of Agile and DevOps principles, Good written and spoken English 📃 Skills: JavaScript, TypeScript, React, NestJS, Node.js, HTML5, CSS3, REST, Microservices, Git, Agile, DevOps, Security, Cloud, API 🏢 Description: CAPCO POLAND *We are looking for Poland based candidate. Capco is a fully independent, global management and technology consultancy. For 25 years we have combined innovative thinking with deep industry knowledge to deliver business consulting, digital transformation and technology services to Finance and Energy markets. Our collaborative and efficient approach helps clients reduce costs and manage risk and regulatory change while increasing revenues. We are thinkers, innovators, and disruptors. We are small enough to care but large enough to matter. Role Overview As a Senior Software Engineer, you will serve as a senior full-stack developer for our B2B and B2C SaaS products, with a focus on building secure, scalable, and customer-centric platforms. You’ll be hands-on with frontend and backend development across our React/TypeScript and NestJS/Node.js stack. This is a great opportunity to shape innovative applications that secure millions of small businesses and consumers while deepening your expertise in cybersecurity — a rapidly growing and impactful domain. How you will get the job done Write and deliver clean, maintainable, and well-tested code. Implement front-end UI components using TypeScript and React Framework. Implement RESTful API endpoints using TypeScript, NestJS, and Node.js. Participate in peer code reviews to maintain code quality and adhere to engineering best practices. Collaborate with developers to build reusable code and libraries for future use. Implement software security requirements. Leverage new and cutting-edge developer tools to enhance productivity and code quality. Integrate APIs and services to deliver intelligent product features where applicable. Skills and experience you will need • 5+ years of experience in software engineering. • Experience writing code in JavaScript/TypeScript, HTML5, CSS3, or related applications. • Experience with front-end technologies and frameworks, preferably React. • API design and development experience using NestJS and Node.js. • Experience with application, network, and cloud security. • Experience with building and architecting microservices. • Strong computer science fundamentals and problem-solving/analytical skills. • Familiarity with version control systems (e.g., Git). • Understanding of agile software development lifecycle and DevOps principles. • Strong verbal and written communication skills, including the ability to communicate and explain technical decisions. • Good written and spoken English proficiency is required; this role involves regular communication with US-based stakeholders via Slack, Azure DevOps, and video calls. We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects. ONLINE RECRUITMENT PROCESS STEPS Screening call with Recruiter Technical Interview Client Interview Feedback/Offer We have been informed of several recruitment scams targeting the public. We strongly advise you to verify identities before engaging in recruitment related communication. All official Capco communication will be conducted via a Capco recruiter.

Technology

B3 Consulting Poland

Senior .NET Developer

Senior

Remote

Katowice, SL, Poland

🏢 Summary: Senior .NET Developer role focused on designing and maintaining high-performance backend services using .NET and Azure for a scalable electronic components platform. The position involves building resilient cloud solutions, setting up test automation from scratch, and leveraging AI coding assistants in daily development. This is a 100% remote role requiring close collaboration with a US-based Agile team. 🗂️ Requirements: Minimum 8 years of professional experience in .NET development, Strong experience with C#, Experience with Azure cloud ecosystem, Experience with CosmosDB, Practical experience using AI tools in software development, Fluent English, Availability to attend meetings between 17:00 and 19:00 CET, Residence in Poland or eligibility to work in Poland 📃 Skills: .NET, C#, Azure, CosmosDB, Playwright, Selenium, GitHubCopilot, ChatGPT, Cursor, CI/CD, Git, TypeScript, JavaScript 🏢 Description: We are part of an international organization listed on Nasdaq Stockholm, operating in 11 countries. In Poland, we work with full autonomy. We independently choose our technologies, processes, and ways of working while maintaining the highest professional standards. We deliver a wide range of IT projects in Poland and internationally, across multiple domains and technologies. This allows our consultants to develop their competencies and gain experience aligned with their professional ambitions. Our collaboration is built around the CARE philosophy. For us, it means responsible project matching, transparent cooperation, and a long-term approach to professional growth. Join us as Senior .NET Developer Grow in an environment that cares about your development as much as you do. Your responsibilities Designing, developing, and maintaining high-performance back-end services using .NET and C# for an established, scalable system used for selecting electronic components and integrating with manufacturer databases. Working extensively with Azure cloud services and CosmosDB to build, maintain, and monitor resilient solutions. Setting up test automation structures and frameworks from scratch using tools like Playwright or Selenium . Actively leveraging AI coding assistants such as GitHub Copilot , ChatGPT , or Cursor to enhance productivity and troubleshooting, while proactively sharing AI-assisted development practices with the team. Collaborating directly with the US-based team in an Agile environment, actively participating in code reviews, sprint planning, and architectural discussions. Communicating with business stakeholders to understand requirements and translate them into effective technical solutions. Requirements Minimum 8 years of professional experience in .NET development, demonstrating a senior-level mindset and problem-solving capabilities. Experience with C# , the Azure cloud ecosystem, and CosmosDB . Practical experience in using modern AI tools in daily software development and a willingness to promote these practices. Fluency in English to ensure seamless communication with US managers and developers. Flexibility to align with US working hours, specifically attending daily meetings between 17:00 and 19:00 CET. You need to live in Poland and/or be eligible to work here. Nice to have: Background or interest in Electrical Engineering. General understanding of testing practices, CI/CD pipelines, and Git version control. Knowledge in TypeScript or JavaScript. What we offer 100% remote work Work in a Scandinavian culture built on logic and dialogue. Health and sports benefits tailored to your needs. Speed Coaching – short sessions that provide new perspectives and solutions. Sports training, an internal team, and opportunities to take part in competitions. Team events and development-focused meetups.

Technology

Capco Poland

Senior QA Engineer - functional testing (Java, SQL, Cucumber) (She/ He/ They)

Senior

Remote

Warsaw, Poland

🏢 Summary: Senior QA Engineer role focused on test automation for a high-impact banking project, ensuring quality, reliability, and performance of complex financial systems. The position involves designing and maintaining automation frameworks, executing integration and performance tests, and analyzing production issues. The role requires strong collaboration within SDLC and DevOps-driven environments. 🗂️ Requirements: Based in Poland, 6+ years of software testing experience, Strong experience in QA automation with Java-based frameworks, Hands-on experience with BDD and Cucumber, Experience in API automation testing, Knowledge of Linux or Unix systems, Experience with Kubernetes or containerized environments, Proficiency in PL/SQL for data validation, Experience with monitoring tools such as Grafana, Strong debugging and root cause analysis skills, Experience in functional testing, Understanding of SDLC, Familiarity with Agile and DevOps practices 📃 Skills: Java, Cucumber, BDD, API, Linux, Unix, Kubernetes, PLSQL, SQL, Grafana, SDLC, Agile, DevOps, GitHub, Copilot, AI, Testing, Automation, Debugging, Logging, RootCause, Integration, Performance 🏢 Description: *We are looking for Poland based candidate. At Capco Poland, we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management. ROLE OVERVIEW: We are looking for a Senior QA Engineer with strong test automation expertise to join a high-impact banking project. You will play a key role in ensuring the quality, reliability, and performance of complex financial systems, working closely with developers, DevOps, and business stakeholders. This role requires both hands-on automation skills and a solid understanding of functional testing and production issue analysis . RESPONSIBILITIES: Test Automation: Develop and maintain automated test scripts using Java and Cucumber. Implement API automation testing strategies and frameworks. Ensure comprehensive test coverage across all layers of the application. Use of Copilot GitHub and AI knowledge and familiarity with AI concepts would be beneficial Integration Testing: Conduct integration testing to ensure seamless interaction between different components of the system. Identify and resolve integration issues in a timely manner. Performance Testing: Design and execute performance test plans to evaluate system performance under various conditions. Analyse performance test results and provide recommendations for improvements. SDLC Knowledge: Apply a deep understanding of the Software Development Life Cycle (SDLC) to all testing activities. Participate in all phases of the SDLC, including requirements analysis, design, development, and testing. Stakeholder Collaboration: Work closely with developers, product managers, and other stakeholders to understand requirements and provide feedback. Communicate effectively with team members and stakeholders to ensure alignment and clarity. Independent Work: Demonstrate the ability to work independently with minimal supervision. Take ownership of tasks and deliver high-quality results within defined timelines. TECHNICAL REQUIREMENTS: 6+ years in software testing , preferably in the banking/ insurance sector Strong experience in QA Automation (Java-based frameworks) Hands-on experience with BDD (e.g., Cucumber) Solid knowledge of Linux/ Unix systems Experience with Kubernetes/ containerized environments Proficiency in PL/ SQL for data validation Experience with Grafana or similar monitoring tools Strong debugging skills, including: Log analysis Root cause analysis of defects Proven experience in functional testing Nice-to-have: Familiarity with AI/ML basic concepts and terminology Experience with developer productivity tools such as: GitHub Copilot Claude API or similar AI tools Additional Requirements: Strong analytical and problem-solving mindset Ability to work independently and proactively in a fast-paced environment Strong communication skills Familiarity with Agile methodologies and DevOps practices. We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects. Recruitment Process: HR Interview with the recruiter Technical Interview Client Interview Feedback and offer