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Senior Software BE Engineer Poland Jobs (Hybrid work)

30 Job Offers

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Senior AI/Automation Software Engineer
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Poland , Warsaw
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268390.00 - 457010.00 PLN / Year
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Citi
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Senior Angular Software Engineer
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Poland , Warsaw
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268390.00 - 457010.00 PLN / Year
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Citi
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Senior Software Engineer (FX Options)
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Senior Software Engineer (FX Options) – Kraków, Poland. Join HSBC’s FX Options IT team to build high-performance, low-latency trading systems. You will design and develop Java-based pricing and risk management solutions, collaborating with a global team. Requires 5+ years of Java expertise, stron...
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Poland , Krakow
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20000.00 - 25000.00 PLN / Month
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HSBC
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Senior Embedded Software Engineer
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Senior Embedded Software Engineer sought in Warsaw to design, implement, and validate high-quality embedded software for industrial printers. Requires 7+ years of experience, advanced C++, Linux, and Agile/Scrum skills. Join a collaborative team driving innovation in print technology with opportu...
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Poland , Warsaw
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Dover Precision Components
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Senior Software Engineer
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Senior Software Engineer sought by HSBC in Krakow to drive Collateral Technology’s multi-year transformation. You will design scalable microservices, lead code reviews, and ship high-quality Java 17/21 solutions using Spring Boot and REST APIs. Requires 10+ years of experience, Agile/DevSecOps ex...
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Poland , Krakow
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25000.00 - 31000.00 PLN / Month
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HSBC
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Senior Software Engineer
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Senior Software Engineer sought by HSBC CIB to join the Global FX eRisk team in Poland. You will build and enhance low-latency forward pricing services, partnering directly with Quant Traders. Requires expert Java server-side skills, deep knowledge of concurrency, and experience with global distr...
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Poland
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23300.00 - 32000.00 PLN / Month
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HSBC
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Senior Software Engineer
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Join our Kraków team as a Senior Software Engineer to build a next-generation cloud platform using Azure, .NET Core, React, and TypeScript. You will architect scalable solutions, champion AI integration, and support a global client base. We offer a collaborative culture, career development, and c...
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Poland , Cracow
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Medius
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Senior C Embedded Software Engineer - 5G Physical layer
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Join Ericsson in Kraków to shape the future of 5G technology. As a Senior C Embedded Software Engineer, you will develop the physical layer (L1) for baseband units, focusing on signal processing and multi-core programming. We seek experts in C programming, real-time embedded systems, and signal p...
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Poland , Kraków
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Ericsson
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Senior / Lead Software Engineer (TypeScript)
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Poland , Warsaw
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Solvd Inc.
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Senior Software Engineer
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Poland , Krakow
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BlackLine
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Senior Software Engineer (Full Stack)
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Poland , Krakow
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BlackLine
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Senior Software Engineer (Frontend)
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Poland , Krakow
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BlackLine
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Senior Software QA Engineer
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Join Inetum Polska as a Senior Software QA Engineer in Warsaw. Design and implement automated test strategies for web apps, APIs, and microservices using Python, Java, or JavaScript. Enjoy a hybrid model, flexible hours, and a personalized benefits cafeteria system while driving quality in a glob...
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Poland , Warsaw
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Inetum
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Senior Python Software Engineer
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Join our Warsaw team as a Senior Python Software Engineer & Consultant. This hybrid role requires 5+ years of Python expertise, Python Agent knowledge, and strong B2 communication skills in Polish and English. Enjoy flexible hours, a cafeteria system, mentoring, and a supportive culture while dri...
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Poland , Warsaw
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Inetum
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Senior Software QA Engineer
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Join Inetum Polska in Warsaw as a Senior Software QA Engineer. Design and automate tests with Playwright/JavaScript for a key telecom e-commerce platform. Enjoy a hybrid model, flexible hours, and strong development support in an inclusive culture.
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Poland , Warsaw
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Inetum
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Senior .Net Software Engineer
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Join our Warsaw team as a Senior .NET Software Engineer. Develop a custom CRM and back-end systems using C#, .NET, and SQL for a global telecom client. Enjoy a hybrid model, flexible hours, and strong mentorship in a supportive culture.
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Poland , Warsaw
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Inetum
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Senior JVM Software Engineer
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Seeking a Senior JVM Software Engineer in Warsaw for a hybrid role. Drive feature development (70% BE/30% FE) using Java, Spring Boot, React, and PostgreSQL. Enjoy flexible hours, a cafeteria system, and a supportive culture with technical mentoring. Join a telecom project requiring 4+ years of f...
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Poland , Warsaw
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Inetum
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Senior iOS Software Engineer
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Join our Warsaw team as a Senior iOS Software Engineer, also leveraging Android expertise. Develop innovative mobile solutions using Swift, Kotlin, and modern architectures like MVVM and SwiftUI. Enjoy a hybrid model, flexible hours, and a rich benefits package including mentoring and a cafeteria...
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Poland , Warsaw
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Inetum
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Senior Python Software Engineer
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Join Inetum Polska as a Senior Python Software Engineer in Warsaw. Develop AI-driven microservices with Python, FastAPI, and PostgreSQL on Azure. Enjoy a hybrid model (3 days office/week), flexible hours, and strong mentorship in an innovative team.
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Poland , Warsaw
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Inetum
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Senior Java Software Engineer
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Join our Warsaw team as a Senior Java Engineer. Lead the migration of JBoss systems to a modern Spring Boot cloud environment using Java 17+, Camunda, and Kubernetes. Enjoy a hybrid model, flexible hours, and a rich benefits package including mentoring and a team-building budget. Apply your exper...
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Poland , Warsaw
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Inetum
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About the Senior Software BE Engineer role

Explore a world of opportunity in senior software backend engineering jobs, where experienced professionals architect the core logic and services that power modern applications. A Senior Backend Engineer is a pivotal technical leader responsible for designing, building, and maintaining the server-side components, databases, and APIs that form the foundation of software systems. This role goes beyond writing code; it involves making critical architectural decisions that ensure scalability, reliability, security, and performance as user bases grow and data volumes increase.

Professionals in these jobs typically own the end-to-end development of robust backend services. Common responsibilities include designing and implementing efficient data models and database schemas, building well-documented and secure RESTful or GraphQL APIs, and developing the business logic that drives application functionality. They are deeply involved in integrating various third-party services, managing authentication and authorization systems, and ensuring data integrity and protection. A significant part of the role is optimizing system performance, diagnosing complex bottlenecks, and planning for scalability, often using cloud-native patterns like microservices, serverless functions, and event-driven architectures. Furthermore, senior engineers are expected to establish and champion best practices in code quality, testing, and deployment, frequently mentoring junior team members and collaborating closely with frontend engineers, DevOps specialists, and product managers.

The typical skill set for these senior roles is extensive. Proficiency in one or more backend programming languages such as Python, Java, Go, C#, or Node.js is fundamental. A strong grasp of database technologies, both SQL (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, DynamoDB), is essential. Candidates are expected to have hands-on experience with cloud platforms like AWS, Azure, or Google Cloud, and with infrastructure-as-code tools such as Docker and Kubernetes. Understanding CI/CD pipelines, version control with Git, and comprehensive testing strategies are standard requirements. Beyond technical prowess, successful senior backend engineers possess excellent problem-solving abilities, clear communication skills for articulating complex technical concepts, and a proven track record of taking ownership of projects from conception to deployment and iterative improvement. For those with the requisite experience and a passion for building resilient systems, senior software backend engineer jobs offer a challenging and rewarding career path at the heart of technological innovation.

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