Last updated: 2025-05-22

38 Backend Engineer jobs in Warsaw.

Hiring now: Software Engr Payments Te @ Visa, Sr Staff Backend Engr @ Fresha, Net Backend Dev @ Margo, Sr Backend Engr @ Turnitinll, Sr Ruby On Rails Dev @ Workato, Software Engr @ Allegro, Software Engr @ Box, Sr Backend Engr Music Met @ Xperi, Golang Software Engr @ Idt, Backend Spark Scala Dev @ Not Specif.Explore more at at kaamvaam.com

🔥 Skills

Java (12) Kubernetes (11) Docker (5) collaboration (5) AWS (5) security (4) SQL (4) RESTful APIs (4) Microservices (4) software development (4)

📍 Locations

Warsaw (38)
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Visa

Software Engineer - Payments Technology Warsaw
Skills & Focus: scalability, security, distributed systems, payment flows, cyber security, B2C platforms, real-time payments, Buy Now Pay Later, automations, agile
About the Company: Visa’s Technology Organization is a community of problem solvers and innovators reshaping the future of commerce. They operate the world’s most sophisticated p…
Type: Hybrid

Fresha

Senior Staff Backend Engineer Warsaw
Skills & Focus: Senior Staff Backend Engineer, technical vision, strategy and execution, fast-paced environment, autonomous work, collaborative environment, technical risks, appointment bookings, financial technology solutions, marketing automation
About the Company: Fresha is the leading marketplace platform for beauty & wellness trusted by millions of consumers and businesses worldwide. The company is headquartered in Lon…
Type: Full-time
Benefits: Remote work flexibility (work from office 4 days per week with 1 day remote)

Margo

.NET Back-end Developer Warsaw
Skills & Focus: .NET, back-end, integration, CI/CD, Docker, Kubernetes, cloud, Azure, SCRUM, SQL
About the Company: Międzynarodowa firma konsultingowa, która angażuje się w ambitne projekty.
Experience: Minimum 3 years of experience in .NET programming
Type: Full-time
Benefits: Medical care, sports card (with employment contract), funding for training and certification exams, internal training, …

Turnitinllc

Senior Backend Engineer Warsaw
Skills & Focus: data pipelines, Java, AWS Lambda, SQS, EventBridge, data integrity, RESTful APIs, monitoring, CI/CD, automated testing
About the Company: Our Insights platform empowers educational institutions to analyze vast amounts of exam data, providing critical analytics that drive better learning outcomes.

Workato

Senior Ruby on Rails Developer Warsaw
Skills & Focus: Ruby on Rails, API interfaces, backend infrastructure, DevOps, software development lifecycle, testable code, object-oriented programming, Redis/Memcache, RDBMS engines, open source contributions
About the Company: Workato transforms technology complexity into business opportunity. As the leader in enterprise orchestration, Workato helps businesses globally streamline ope…
Experience: 5+ years in developing Rails applications
Type: Full-time
Benefits: Vibrant and dynamic work environment, multitude of benefits

Allegro

Software Engineer Warsaw
Skills & Focus: Go, High load systems, Low latency, API design, Microservices, GCP, Docker, Kubernetes, Big Data, Machine Learning
About the Company: A major e-commerce platform in Poland, focused on technology-driven solutions and innovation.
Salary: PLN 18 400 - 25 410 (contract of employment)
Type: Full-time

Visa

Software Engineer Warsaw
Skills & Focus: Software Engineer, payment technology, scalability, security, agile, transaction platforms, real-time payments, debugging, collaboration, system design
About the Company: Visa’s Technology Organization is a community of problem solvers and innovators reshaping the future of commerce. We operate the world’s most sophisticated pro…
Type: Hybrid

Box

Software Engineer Warsaw
Skills & Focus: AI integration, software development, distributed systems, Java, MySQL, Pub/Sub, BigQuery, event-driven systems, messaging systems, system reliability
About the Company: Box is the world’s leading Content Cloud, trusted by more than 115K organizations including nearly 70% of the Fortune 500, to protect their data, fuel collabor…
Experience: 2+ years of professional software development experience
Type: Full-time

Visa

Software Engineer Warsaw
Skills & Focus: backend development, B2C IAM, secure access, scalability, security, reusability, software solutions, payment services, transaction platforms, Agile/Scrum
About the Company: Visa’s Technology Organization is a community of problem solvers and innovators reshaping the future of commerce. We operate the world’s most sophisticated pro…
Type: Hybrid
Senior Software Engineer Warsaw
Skills & Focus: Java, AWS, Kubernetes, Docker, Datadog, REST, open banking, payments products, agile squads, e-commerce
About the Company: Visa’s Technology Organization is a community of problem solvers and innovators reshaping the future of commerce. We operate the world’s most sophisticated pro…
Type: Hybrid

Xperi

Senior Backend Engineer - Music Metadata Tool Warsaw
Skills & Focus: metadata processing, Python, SQL, asyncio, FastAPI, Celery, Postgres, Kubernetes, agile development, problem-solving
About the Company: Xperi invents, develops and delivers technologies that create extraordinary experiences at home and on the go for millions of people around the world. Powering…

Idt

Golang Software Engineer Warsaw
Skills & Focus: Golang, Software Engineer, Messaging, Real-time Communication, Integration, B2B, Scalable, Secure, Reliable, Enterprise
About the Company: A high-performance messaging platform for real-time communication and integration with external messaging applications. This global B2B solution demonstrates G…

Altersolutions

Backend C# Engineer & Tech Leader Warsaw
Skills & Focus: Backend, C#, Engineer, Tech Leader, microservices, architecture, documentation, performance testing, API endpoints, refactoring

Docplanner

.NET Backend Engineer Warsaw
Skills & Focus: .NET, C#, backend functionalities, clean architecture, distributed cloud systems, NoSQL databases, TDD, DDD, DevOps, AWS
About the Company: We are the Noa Notes Team at Docplanner, working on bringing cutting-edge artificial intelligence into the hands of hundreds of thousands of doctors worldwide.…

Box

Software Engineer, Messaging Platform Warsaw
Skills & Focus: Kubernetes, Pub/Sub, Bigtable, Istio, microservices, cloud-native, Google Cloud Platform, software development, data structures, streaming data systems
About the Company: Box is the world’s leading Content Cloud. We protect data for over 115K organizations, including nearly 70% of the Fortune 500 and leaders across deeply regula…
Experience: 3+ years of professional software development experience
Type: Full-time

Turnitin

Principal Fullstack/Backend Engineer Warsaw
Skills & Focus: Backend Development, Java, Serverless Architectures, Frontend Experience, Scalable Distributed Systems, Data Modeling, RESTful APIs, Event-Driven Systems, Technical Leadership, CI/CD Pipelines
About the Company: Turnitin is an educational technology company known for its innovative solutions that improve student learning and academic integrity.

Viabill

Back End Developer Warsaw
Skills & Focus: eCommerce, payments, consumer credit, BNPL, back end development, technical scaling, global teams, CET time zone, VC investment, industry pioneer
About the Company: ViaBill operates at the intersection of the eCommerce, payments and consumer credit sectors, and is an industry pioneer and early market entrant in the BNPL in…
Type: Full-time

Hippo Insurance

Mid Back-end Developer Warsaw
Skills & Focus: InsurTech, home insurance, IoT monitoring devices, software, back-end developer, team culture, trust, empathy, positivity, startup
About the Company: A fast-growing InsurTech product company from Silicon Valley aimed at revolutionizing home insurance in the US.
Experience: Mid-level
Type: Full-time

Box

Software Engineer Warsaw
Skills & Focus: software development, Java, APIs, algorithms, data structures, Agile management, cloud systems, GCP, AWS, Azure
About the Company: Box is the world’s leading Content Cloud, trusted by more than 115K organizations, including nearly 70% of the Fortune 500, to protect their data, fuel collabo…
Experience: 4+ years of professional software development experience
Type: Full-time

Leovegas Group

Backend Engineer - Payments Warsaw
Skills & Focus: payment transactions, microservice architecture, Java, Spring Boot, MySQL, Kafka, high throughput, financial services, cloud technologies, end-to-end development
About the Company: LeoVegas Group is a leader in the iGaming industry, providing casino, sports betting, and payment solutions across various markets.
Experience: Min. 4 years of experience in Java + Spring Boot framework
Benefits: Hybrid work policy, 4 weeks of Workation, Competitive salary, Benefits package, Office amenities, Social events, Equipm…
Backend Engineer - Regulatory Reporting Warsaw
Skills & Focus: Java, Spring Boot, MySQL, microservice architecture, manual testing, troubleshooting, documentation, architectural discussions, technical improvements, coding
About the Company: At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through t…
Experience: Min. 2-3 years of experience
Type: Full-time
Benefits: Hybrid work policy, 4 weeks of Workation, Competitive base salary, Benefits package - 800 PLN net (B2B)/gross (UOP) mon…

Allegro Pay

Software Engineer 2 Warsaw
Skills & Focus: .NET, distributed object architecture, SQL, Azure, Event Sourcing, Kubernetes, code reviews, financial solutions, microservices, agile
About the Company: Allegro Pay is Central Europe’s largest and fastest growing fintech – the only place where financial solutions can be created on such a large scale, using stat…
Experience: Experience in .NET
Salary: 14,200 - 19,690 PLN
Type: Contract
Benefits: Annual bonus up to 10% of the annual salary gross, a wide selection of fringe benefits in a cafeteria plan, English cla…

B2b Saas Company

Software Developer Warsaw
Skills & Focus: B2B SaaS, web data gathering, remote position, data extraction, engineering excellence, innovation, complex products, petabytes of data, collaboration, ownership
About the Company: We’re a B2B SaaS company based in Vilnius, Lithuania developing industry leading web data gathering solutions. Our team of 500+ professionals builds cutting-ed…
Type: Full-time

Box

Backend Software Engineer Warsaw
Skills & Focus: Backend Software Engineer, Kubernetes, Docker, Elasticsearch, Spark, Java, PHP, Go, C, C++
About the Company: Box is the world’s leading Content Cloud. We are trusted by more than 115K organizations around the world today, including nearly 70% of the Fortune 500 and le…
Experience: 3+ years of professional software development experience building high-scale services
Benefits: Check out the overview of the benefits and additional perks offered at Box.

Luxoft

Java Senior Software Developer Warsaw
Skills & Focus: Java, SpringBoot, REST, Cloud-native, Microservices, Concurrency, Kubernetes, Ansible, Data Structures, Investment Banking
Experience: 6-7 years
Benefits: Global Relocation, Annual holiday - 20 or 26 days, Child care leave, Private Healthcare Insurance, Life insurance, Trai…

Fresha

Senior Backend Developer (B2B) Warsaw
Skills & Focus: Ruby, Elixir, GraphQL, Typescript, Kubernetes, Microservices, Event-driven architecture, Kafka, SDLC, Domain-driven design
About the Company: Fresha is the leading marketplace platform for beauty & wellness trusted by millions of consumers and businesses worldwide. Fresha is used by 120,000+ business…
Experience: 3+ years
Type: Full-time

Nord Security

Backend Engineer | Senior | Go | Data Collection Team Warsaw
Skills & Focus: Golang, RDBMS, NoSQL, data streaming, messaging queues, K8s, Docker, Redis, GitLab CI/CD, AWS
About the Company: Nord Security is a global leader in internet privacy and security solutions and Lithuania’s second tech unicorn. Established in 2012, Nord Security now has mor…
Experience: Senior level
Salary: 23800 - 33400 PLN/Month
Type: Full Time
Benefits: Access to Nord Security products, Professional growth, Health benefits, Mental wellbeing, Team spirit, Additional paid …

Allegro

Software Engineer Warsaw
Skills & Focus: Go, High load systems, Low latency, API design, REST, Microservices, SQL, NoSQL, Kubernetes, GCP
About the Company: A leading e-commerce platform operating in Poland, known for its innovative technological solutions and a strong community of tech professionals.
Salary: PLN 10 600 – 14 410 gross
Benefits: Comprehensive fringe benefits, language courses, hardware, work environment, and learning opportunities.

B2b Saas Company

Software Engineer - Proxy Squad Warsaw
Skills & Focus: B2B, SaaS, web data gathering, remote position, infrastructure, petabytes of data, engineering excellence, innovation, PHP, tech stack
About the Company: A B2B SaaS company based in Vilnius, Lithuania, developing industry-leading web data gathering solutions used by global businesses, including Fortune 500 compa…
Experience: 5+ years in software development
Type: Full-time

Iqvia

Staff Engineer, Software Development Warsaw
Skills & Focus: data science, software development, clinical trials, Kubernetes, Python, JavaScript, Agile, big data, microservice, cloud
About the Company: IQVIA is a leading global provider of clinical research services, commercial insights and healthcare intelligence to the life sciences and healthcare industrie…
Experience: 8+ years of relevant collaborative software development experience
Type: Full time
Benefits: Benefits programs are designed to meet your total well-being needs so you can thrive at work and at home.

Turnitin

Fullstack/Backend Engineer Warsaw
Skills & Focus: Backend Development, Java, Serverless Architectures, Scalable Distributed Systems, Data Modeling, RESTful APIs, Event-Driven Systems, Frontend Components, CI/CD Pipelines, Software Development Best Practices
About the Company: Turnitin is an award-winning educational platform specializing in delivering high-performing, reliable software solutions.
Experience: Strong focus on backend development with experience in Java and serverless architectures, combined with solid frontend experience.
Type: Full-time

Veepee

Software Engineer Warsaw
Skills & Focus: software engineer, Brandsplace, Connected Commerce, digital commerce, sales, team, development, European brands, commerce landscape, leadership
About the Company: The vente-privee group has consolidated its various European brands, together made up of 6000 employees, under one unified conglomerate: Veepee. With Privalia,…

Turnitin

Senior Fullstack/Backend Engineer Warsaw
Skills & Focus: Java, serverless architectures, scalable systems, data modeling, RESTful APIs, event-driven systems, CI/CD pipelines, peer reviews, automated testing, documentation
About the Company: Turnitin is an educational platform known for its award-winning solutions.

Keyrock

Head of Engineering - Trading Systems Warsaw
Skills & Focus: engineering team, trading systems, market making, high-performance, scalable systems, Rust, AWS, collaboration, DevOps, cryptocurrency
About the Company: Since our beginnings in 2017, we've grown to be a leading change-maker in the digital asset space, renowned for our partnerships and innovation. Today, we rock…
Experience: Proven experience building and maintaining high-concurrency, high-performance, low-latency trading systems.
Type: Full time
Benefits: A competitive salary package, with various benefits depending on the method of engagement (employee or freelancer). Aut…

Docplanner

Senior .Net Backend Developer Warsaw
Skills & Focus: Backend Developer, SaaS, medical appointments, collaboration, product mindset, Testing, Refactoring, Continuous Integration, Design solutions, User problems

Mondial Relay

Senior Engineer Warsaw
Skills & Focus: microservices, cloud, Java, Spring Boot, system stability, security, performance, code reviews, mentoring, migration

Asana

Software Engineer, Backend Warsaw
Skills & Focus: backend engineer, TypeScript, React, Scala, collaboration, product development process, user experience, clean code, deployments, hybrid work
About the Company: Asana helps teams orchestrate their work, from small projects to strategic initiatives. Millions of teams around the world rely on Asana to achieve their most …
Experience: 4 or more years of backend experience
Salary: 25,667 PLN - 32,667 PLN
Benefits: Mental health, wellness & fitness benefits, Career coaching & support, Inclusive family building benefits, Long-term sa…