May 26, 2026

Fullstack Developer (.NET+MAUI)

Senior • Remote

20,000 - 27,000 PLN

Łódź, Poland

Fullstack Developer (.NET+MAUI)

 

👉 We are looking for a Fullstack Developer (.NET+MAUI) to the project commissioned by the British post, Royal Mail Group. It’s another milestone for our growing relationship with this client (6 years and counting).

The project in question, consists of over 80k rugged handheld mobile devices plus the operating system and applications installed on those devices. In addition, there is currently user administration and reporting capability.

The devices are used to capture barcode scans, as items are progressed through the network. This includes when the item:

🔹 is initially collected,

🔹 is progressed through our network,

🔹 is delivered and handed over to the customer,

In addition to supporting these core operational processes, the device is also used for:

🔹 route optimisation,

🔹 taking safeplace images,

🔹 capturing driving license details,

🔹 tracking items in customer service points,

🔹 collecting GPS coordinates.

 👉 In this role you will be:

🔹 Responsible for the design of software solutions in a complex IT estate

🔹 Delivering software within Agile development teams

🔹 Applying architectural and engineering concepts to implement solutions that meet business requirements, considering scalability, maintainability, security, reliability, flexibility, availability and manageability

🔹 Able to create and interpret technical architectures using standard tools and techniques for modeling

🔹 Identify the technologies to employ and take responsibility for the delivery of software solutions

🔹 Assurance of supplier solutions to ensure compliance with requirements and procurements

 👉Qualifications and experience required:

🔹 Expert level in .NET MAUI

🔹 Expert level in .NET / C#, Azure PaaS (Azure Functions, Service Bus, Azure SQL, Cosmos DB etc), relational databases (MS SQL), non-relational data stores (Cosmos DB / Mongo etc)

🔹 Experience in Design Patterns in either MVVM or MVP

🔹 Experience in Web application development with ASP.NET

🔹 Experience of integration into a diverse range of platforms and services including EAI, remote resources, data storage, messaging, frameworks and 3rd party libraries

🔹 Ability to develop extensible, testable and maintainable code

🔹 Good understanding of the challenges of enterprise software development

🔹 Track record of delivering high volume, low latency distributed software solutions

🔹 Experience of working in Agile teams

🔹 Experience of the full software development lifecycle including analysis, design, implementation, testing and support

🔹 Knowledge of CI/CD and DevOps practices is an advantage

🔹 Knowledge of Azure DevOps is desirable 

🔹 Experience of mentoring junior developers and directing/organising the work of teams

 

 👉 What we offer:

🔹 flexible and fully-remote job,

🔹 B2B contract,

🔹 health insurance,

🔹 English lessons,

🔹 happy initiatives, e.g. birthday fundraiser for the charity of your choice,

🔹 financial bonus for first-time parents,

🔹 funds for office space rental where you live,

🔹 Multisport card,

🔹 monthly workshops that develop technical or soft skills,

🔹 training budget and space for knowledge-sharing,

🔹 Happy Trip (company retreat) twice a year,

🔹 defined goals, informal atmosphere and Happy Team support.

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Remote

Warsaw, MZ, Poland

🏢 Summary: The role involves developing and enhancing a language proficiency testing platform as part of an agile team, focusing on scalable backend and cross-platform frontend solutions. The position requires strong experience in microservices, serverless architecture, CI/CD, and cloud-based systems, along with active participation in code reviews and technical decision-making. You will work on improving code quality, testing practices, and system reliability in a remote or hybrid model. 🗂️ Requirements: 7+ years of software development experience, Fluency in English, Experience with microservices architecture, Experience with serverless architecture, Experience with CI/CD pipelines, Strong knowledge of unit, integration, and E2E testing, Strong knowledge of Java and related frameworks, Experience with relational databases and MongoDB, Experience with messaging systems (AWS SQS required), Strong knowledge of JUnit, Knowledge of backend security best practices and OWASP, Experience with AWS cloud services, Experience with Docker, Experience with cross-platform frontend development, Experience with Angular and React ecosystems 📃 Skills: Java, Play, Spring, SBT, Maven, Gradle, MongoDB, SQL, SQS, RabbitMQ, Kafka, JUnit, OWASP, AWS, Docker, Selenium, Sonar, Angular, TypeScript, React, Redux, MUI, Electron, Axios, Jest, Vitest, Karma, Jasmine 🏢 Description: Full Stack Developer will involve developing and enhancing a platform designed for conducting language proficiency tests. Your responsibilities: Work on an agile engineering team, following Agile best practices while writing maintainable and scalable code and influencing team decisions Collaborate with stakeholders to design and test new product functionalities Review the code of other team members and provide constructive direction. Promote a culture of sharing through mentoring and knowledge exchange Drive continuous improvement of code quality, customer experience, and maintainability of products/features Independently clarify technical requirements, assess development estimates, and apply a broad range of design approaches We are looking for you, if you have: 7+ years of experience Fluency in English is a must Experience on Microservice and Serverless architecture Experience on CI/CD practices Solid testing knowledge – E2E, unit testing, integration testing, etc. Technicall skills: Java: Play3 Framework/Spring Boot SBT, Maven, Gradle MongoDB and Relational Databases Bus messaging systems. AWS SQS is a must, but other technologies like RabbitMQ and Kafka will also be considered Strong Junit knowledge Backend security best practices, including familiarity with OWASP Experience with AWS technologies, Docker, Selenium, Sonar Cross-platform development Angular 13 + TypeScript React + Redux + Material UI (MUI) + TypeScript Electron Axios Jest, Vitest, Karma and Jasmine We offer: Participation in interesting and demanding projects Flexible working hours A great, non-corporate atmosphere Stable employment conditions (contract of employment or B2B contract) Opportunities for development and promotion Attractive package of benefits Work model: remote or hybrid (2 days per week from the office) We reserve the right to contact the selected candidates.