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Τάσεις Μισθών 2025

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Are you a skilled and experienced .NET developer looking for an opportunity to grow while working on exciting and challenging projects in a collaborative and dynamic environment?Relational FS has an opportunity available, to work on complex and challenging new products, to drive transformative change for our top-tier Financial Services clients. Operating in an Agile environment, applications are built with latest modern technologies like C#, microservices and front-end web frameworks.&nbsp;Responsibilities<ul><li>Design, code, debug, document, and test software according development fundamentals, processes, and specifications</li><li>Estimate development project tasks and timelines</li><li>Contribute to product design reviews with creative and practical solutions</li><li>Mentor junior team members</li></ul>&nbsp;Essential Qualifications<ul><li>Excellent English communication (both verbal and written)</li><li>Familiarity with&nbsp;Agile methodologies</li><li>Bachelor’s degree in computer science or other relevant field</li><li>2+ years of relevant working experience</li><li>Strong understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms</li><li>Good understanding of C# .NET &amp; Asp.Net WebAPI,</li><li>Good understanding of RDBMS (SQL Server) and ORMs</li><li>Good understanding of microservice architecture</li><li>Experience with Front-end technologies, especially angular, will be considered a plus</li><li>Experience with REST microservices and Service oriented architecture will be considered a plus</li></ul>&nbsp;Desired Qualifications: What we might consider an advantage<ul><li>Unit testing (Test Driven Development)</li><li>Azure DevOps Pipelines (CI/CD)</li><li>Cloud native containerized application Docker</li></ul>&nbsp;What Does our tech stack look like?At Relational FS, we pride ourselves on adaptability and keeping up with the latest technologies. Our current tech stack looks like this<ul><li>.NET C#</li><li>Azure DevOps CI/CD, Git</li><li>Kubernetes, Docker, Harbor</li><li>MSSQL, PostgreSQL, Redis, Spark.NET</li><li>Prometheus, Grafana, Loci, Jaeger, OpenTelemetry</li></ul>&nbsp;Why work with us?Relational FS is one of Greece's leading technology software companies, with a mission to provide our clients with innovative, scalable, and secure software solutions that enhance their business performance and customer satisfaction. Through matrix organizational structure we achieve cross-functional collaboration which helps to increase efficiency, innovation, and responsiveness to changing markets. Along with that we introduced a software coaching/mentoring scheme which provides guidance, feedback, and support to software engineers or learners who want to improve their skills, knowledge, and performance.&nbsp;You will collaborate with experienced and talented people, who will inspire you, mentor you, and help you grow. You will also have access to numerous resources, tools, and facilities that will enable you to do your best work.&nbsp;As an equal opportunity employer, we celebrate diversity and are committed to creating an inclusive environment for all employees.Our company is people - centric and offers personalized benefits to each employee:<ul><li>We want you to be well compensated for what you bring in, so we offer an attractive salary package</li><li>Your health matters to us, so all colleagues have a private health insurance plan from day one</li><li>Developer’s fuel is coffee, and the supply source is in our kitchen!</li><li>We are excited for challenges, so you are invited to take part in exciting projects</li><li>We love the Relational vibes so we gather on smaller and bigger occasions to celebrate good times together!</li></ul>Relational Financial Solutions&nbsp;adheres to the General Data Protection Regulation principles by applying its Privacy Policy as published in&nbsp;https://www.relationalfs.com/legal-information/pri.... By submitting an application to this position and by sharing your personal data with Relational Financial Solutions you acknowledge and accept its Policy and authorise Relational Financial Solutions to process your personal data for the purposes of the company's recruitment opportunities, in line to the Policy.

.Net C# Software Engineer

At Relational FS we know that companies with a strong positive culture perform so much better. That is why every day we strive to create a collaborative and inclusive working environment where our people can feel empowered to succeed.Are you a skilled and experienced .NET developer looking for an opportunity to grow professionally while working on exciting and challenging projects in a collaborative and dynamic environment?Relational FS has an opportunity available, to work on complex and challenging new products, to drive transformative change for our top-tier Financial Services clients. Operating in an Agile environment, applications are built with latest modern technologies like C#, microservices and front-end web frameworks.&nbsp;Responsibilities<ul><li>Lead features from architecture to implementation alone or as part of a cross-functional team</li><li>Work closely with a business analyst team and stakeholders to design the best solutions</li><li>Mentor and guide fellow colleagues on industry’s best practices and standards</li><li>Test and deliver high-quality software</li><li>Mitigate technical risks, issues and proactively address any challenges</li></ul>&nbsp;Essential Qualifications<ul><li>Excellent English communication (both verbal and written)</li><li>Familiarity with&nbsp;Agile methodologies</li><li>Bachelor’s degree in computer science or other relevant field</li><li>Firm understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms</li><li>Firm understanding of C# .NET, Asp.Net WebAPI,</li><li>Firm understanding of RDBMS (SQL Server) and ORMs</li><li>Firm understanding of microservice architecture</li><li>Experience with Front-end technologies, especially angular, will be considered a plus</li><li>Experience with REST microservices and Service oriented architecture</li></ul>Desired Qualifications<ul><li>Unit testing (Test Driven Development)</li><li>Azure DevOps Pipelines (CI/CD)</li><li>Cloud native containerized application Docker</li></ul>&nbsp;What Does our tech stack look like?At Relational FS, we pride ourselves on adaptability and keeping up with the latest technologies. Our current tech stack looks like this<ul><li>.NET C#</li><li>Azure DevOps CI/CD, Git</li><li>Kubernetes, Docker, Harbor</li><li>MSSQL, PostgreSQL, Redis, Spark.NET</li><li>Prometheus, Grafana, Loci, Jaeger, OpenTelemetry</li></ul>&nbsp;Why work with us?Relational FS is one of Greece's leading technology software companies, with a mission to provide our clients with innovative, scalable, and secure software solutions that enhance their business performance and customer satisfaction. Through matrix organizational structure we achieve cross-functional collaboration which helps to increase efficiency, innovation, and responsiveness to changing markets. Along with that we introduced a software coaching/mentoring scheme which provides guidance, feedback, and support to software engineers or learners who want to improve their skills, knowledge, and performance.&nbsp;You will collaborate with experienced and talented people, who will inspire you, mentor you, and help you grow. You will also have access to numerous resources, tools, and facilities that will enable you to do your best work.&nbsp;As an equal opportunity employer, we celebrate diversity and are committed to creating an inclusive environment for all employees.Our company is people - centric and offers personalized benefits to each employee:<ul><li>We want you to be well compensated for what you bring in, so we offer an attractive salary package</li><li>Your health matters to us, so all colleagues have a private health insurance plan from day one</li><li>Developer’s fuel is coffee, and the supply source is in our kitchen!</li><li>We are excited for challenges, so you are invited to take part in exciting projects</li><li>We love the Relational vibes so we gather on smaller and bigger occasions to celebrate good times together!</li></ul>Relational Financial Solutions&nbsp;adheres to the General Data Protection Regulation principles by applying its Privacy Policy as published in&nbsp;https://www.relationalfs.com/legal-information/pri.... By submitting an application to this position and by sharing your personal data with Relational Financial Solutions you acknowledge and accept its Policy and authorise Relational Financial Solutions to process your personal data for the purposes of the company's recruitment opportunities, in line to the Policy.

Senior .Net C# Software Engineer

Relational FS has an opportunity available, to work on complex and challenging new products, to drive transformative change for our top-tier Financial Services clients. Be part of both Product and Discipline teams through our Product-Chapter Matrix and develop state-of-the-art software products in the former, and an ever-evolving engineering culture in the latter.&nbsp;Responsibilities<ul><li>Work closely with a business analysts’ team and stakeholders to design and implement the best solutions.</li><li>Follow industry’s best practices and standards.</li><li>Test and deliver high-quality software.</li></ul>&nbsp;Essential Qualifications<ul><li>Excellent English communication (both verbal and written).</li><li>Familiarity with&nbsp;Agile methodologies.</li><li>Bachelor’s degree in Computer Science or other relevant field.</li><li>Experience in building SPAs with Angular.</li><li>Experience in Typescript.</li><li>Experience in building rich responsive/adaptive web UIs with HTML5 and CSS3.</li><li>Extensive experience in consuming REST APIs and in REST principles.</li></ul>&nbsp;Desired Qualifications<ul><li>Experience with state management tools (e.g. NGRX, NGXS, Akita, Redux).</li><li>Familiarity with version control software tools (preferably Git).</li><li>Familiarity with CSS preprocessors (e.g. Sass, LESS).</li><li>Familiarity with CSS frameworks (e.g. primeng, tailwind).</li></ul>&nbsp; What Does our tech stack look like?At Relational FS, we pride ourselves on adaptability and keeping up with the latest technologies.&nbsp;Our current tech stack looks like this<ul><li>Angular,Typescript, PrimeNG, TailWind.</li><li>Figma.</li><li>.NET C#.</li><li>Azure DevOps CI/CD, Git.</li><li>Kubernetes, Docker, Harbor.</li></ul>&nbsp;Why work with us?&nbsp;Relational FS is one of Greece's leading technology software companies, with a mission to provide our clients with innovative, scalable, and secure software solutions that enhance their business performance and customer satisfaction. Through matrix organizational structure we achieve cross-functional collaboration which helps to increase efficiency, innovation, and responsiveness to changing markets. Along with that we introduced a software coaching/mentoring scheme which provides guidance, feedback, and support to software engineers or learners who want to improve their skills, knowledge, and performance. You will collaborate with experienced and talented people, who will inspire you, mentor you, and help you grow. You will also have access to numerous resources, tools, and facilities that will enable you to do your best work. As an equal opportunity employer, we celebrate diversity and are committed to creating an inclusive environment for all employees.Our company is people - centric and offers personalized benefits to each employee:<ul><li>We want you to be well compensated for what you bring in, so we offer an attractive salary package</li><li>Your health matters to us, so all colleagues have a private health insurance plan from day one</li><li>Developer’s fuel is coffee, and the supply source is in our kitchen!</li><li>We are excited for challenges, so you are invited to take part in exciting projects</li><li>We love the Relational vibes so we gather on smaller and bigger occasions to celebrate good times together!</li></ul>Relational Financial Solutions&nbsp;adheres to the General Data Protection Regulation principles by applying its Privacy Policy as published in&nbsp;https://www.relationalfs.com/legal-information/pri.... By submitting an application to this position and by sharing your personal data with Relational Financial Solutions you acknowledge and accept its Policy and authorise Relational Financial Solutions to process your personal data for the purposes of the company's recruitment opportunities, in line to the Policy.

Angular Front-End Software Engineer

As an Atlassian Services Project Manager, you will oversee end-to-end delivery of Atlassian implementation, migration, and optimization projects — ensuring they are completed on time, within budget, and in alignment with customer goals and best practices. You will work closely with clients, technical consultants, and internal stakeholders to drive project success, ensuring exceptional service quality and long-term customer satisfaction.Responsibilities<ul><li>Lead Atlassian solution delivery projects (Jira Software, Jira Service Management, Confluence, etc.) from initiation through closure, managing scope, timelines, and budgets.</li><li>Coordinate cross-functional teams including solution architects, technical consultants, and client stakeholders to ensure seamless project execution.</li><li>Define and document project scope, requirements, and deliverables in collaboration with clients and the technical team.</li><li>Manage client expectations and proactively engage with stakeholders to maintain alignment throughout the project lifecycle.</li><li>Apply and adapt the company’s Project Delivery Framework to fit each project’s environment, methodology (Agile, hybrid, or waterfall), and scale.</li><li>Identify, assess, and mitigate risks and issues, ensuring proactive management and transparent communication.</li><li>Handle change requests efficiently, balancing customer needs and delivery constraints while maintaining project governance standards.</li><li>Monitor progress and success metrics, report key milestones and KPIs to internal and external stakeholders, and escalate as needed.</li><li>Develop executive-level project reports and presentations for clients and internal management.</li><li>Collaborate with Account Managers and Service Delivery Leads to ensure project health, client satisfaction, and opportunities for service improvement or expansion.</li><li>Contribute to continuous improvement initiatives in project management practices and Atlassian service delivery processes.</li></ul>Requirements<ul><li>3+ years of experience managing IT implementation or service delivery projects — preferably in software, consulting, or ITSM/DevOps environments.</li><li>Proven experience with Atlassian tools (Jira Software, Confluence, Jira Service Management) — configuration or project-level experience required.</li><li>Bachelor’s or Master’s degree in Computer Science, Information Systems, or related field.</li><li>PMP, Prince2, or Agile/Scrum certification is considered a strong asset.</li><li>Excellent client-facing, communication, and stakeholder management skills.</li><li>Strong analytical and problem-solving mindset with a structured approach to issue resolution.</li><li>Experience working in multi-disciplinary and geographically distributed teams.</li><li>Comfortable working in dynamic, changing environments with evolving client needs.</li><li>Excellent organizational skills and ability to manage multiple concurrent projects.</li><li>Experience in consulting or professional services delivery preferred.</li><li>Experience in migration or integration projects (e.g., Jira Cloud migration, Legacy ITSM tools-to-Jira transitions) is a plus.</li><li>Willingness to travel occasionally for client engagements or team collaboration.</li></ul>BenefitsAs an equal opportunity employer, we celebrate diversity and are committed to creating an inclusive environment for all employees.Our company is people - centric and offers personalized benefits to each employee:<ul><li>We want you to be well compensated for what you bring in, so we offer an attractive salary package</li><li>Your health matters to us, so all colleagues have a private health insurance plan from day one</li><li>We are excited for challenges, so you are invited to take part in exciting projects</li><li>We never stop learning and evolving! You will have your own mentor and training program to help you develop in a company with unlimited possibilities and you will join our training sessions and online courses that we provide</li><li>We love the Relational vibes so we gather on smaller and bigger occasions to celebrate good times together!</li></ul>

Project Manager (Atlassian Services)

As a Business Analyst at Relational, you will be responsible for gathering, eliciting, and documenting requirements in the form of Functional Specification documents. You will participate in designing, developing, and testing workflows and business rules using Relational’s platform, MITOS, to deliver modern, large-scale enterprise software solutions for our customers. You will be a key member of a cross-functional team of diverse competencies and seniority levels, working in an Agile-inspired environment. On a daily basis, you will collaborate with Product Owners, the Development Team, Support Team, Quality Assurance Team, and customer representatives to manage the full product lifecycle. You will also participate in retrospectives to discuss and continuously refine our working processes. Key Responsibilities:<ul><li>Gather, elicit, and document requirements into Functional Specification documents.</li><li>Design, develop, and test workflows and business rules using MITOS.</li><li>Collaborate with cross-functional teams to manage the product lifecycle.</li><li>Participate in retrospectives to improve and refine working processes.</li><li>Contribute to design efforts for large software development initiatives.</li></ul> Requirements:<ul><li>University or College Degree in Computer Science, Software Engineering or related field; MSc/MBA will be considered a plus.</li><li>Experience in Business Process Modeling.</li><li>Comfortable contributing to design efforts of large software development initiatives.</li><li>Positive attitude and a constant learner.</li><li>Excellent verbal and written communication skills.</li><li>Fulfilled military obligations (for male candidates).</li><li>Fluent in English and Greek.</li></ul> Nice To Have:<ul><li>Familiarity with Banking environments &amp; Loan Origination Systems.</li><li>Experience with REST API’s (XML, JSON) and SOAP.</li><li>Basic understanding of BPMN 2.0 notation.</li><li>Basic understanding of front-end technologies and platforms (HTML, CSS, JavaScript).</li><li>Understanding of lean/agile practices and working experience with methodologies like Scrum or Kanban.</li><li>Fluent in Jira, TFS or other collaboration tools.</li><li>Working experience in teams.</li><li>Availability to travel abroad if required.</li></ul> Benefits:As an equal opportunity employer, we celebrate diversity and are committed to creating an inclusive environment for all employees. Our company is people - centric and offers personalized benefits to each employee:<ul><li>We want you to be well compensated for what you bring in, so we offer an attractive salary package</li><li>Your health matters to us, so all colleagues have a private health insurance plan from day one</li><li>Our fuel is coffee, and the supply source is in our kitchen!</li><li>We are excited for challenges, so you are invited to take part in exciting projects</li><li>We never stop learning and evolving! You will have your own mentor and training program to help you develop in a company with unlimited possibilities and you will join our training sessions and online courses that we provide</li><li>We love the Relational vibes so we gather on smaller and bigger occasions to celebrate good times together!</li></ul>

Business Analyst

As a mid-level ESM / ITSM Consultant, you will be an integral part of our Service Management Delivery team. You will be responsible for translating business requirements to technical specifics and developing software architecture and design based on client or company requirements. You will work with management to define software requirements and take the lead on operational and technical projects. The role requires the ability to work independently with little supervision. The goal is to build&nbsp;/configure high-quality software solutions using low-code platforms&nbsp;&nbsp;that are aligned with user needs and business goals.&nbsp;Responsibilities:·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Leads in configuring, maintaining, enhancing, and supporting commercial software packages.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Leads in customizing and adding new features to commercial software according to end-user requests.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Leads the maintenance of day-to-day operations of various applications.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Leads in designing and building new applications based on customer's requirements and specifications.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Writes and performs tests for applications, fixes problems as they arise, and assists with product launches.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Provides technical support and troubleshoots problems related to applications.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Writes technical documentation and uses best development practices regarding version control and testing.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Performs software upgrades and keeps track of software licensing.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Direct involvement with vendors, managing relationships,&nbsp;including scoping of application services and review of deliverables.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Assists with presales activities and demonstrations.&nbsp;Qualifications:·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3+ years of work experience as a Software Engineer or Software Developer.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BSc degree in Computer Science, Engineering,&nbsp;or relevant field.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Experience with test-driven low code development, RDBMS,&nbsp;and ITIL v3 / ITIL v4.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Proficiency in software engineering tools.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ability to document requirements and specifications.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Experience in reporting tools like Grafana&nbsp;will be appreciated.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Experience in system administration is a plus.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Experience working with Operations Management tools and Service Management tools will be appreciated.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Enthusiastic to take new initiatives.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ability to guide lower-level engineers.·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Proficient in English.&nbsp;Benefits:As an equal-opportunity employer, we celebrate diversity and are committed to creating an inclusive environment for all employees.Our company is people&nbsp;-&nbsp;-centric and offers personalized benefits to each employee:·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;We want you to be well compensated for what you bring in, so we offer an attractive salary package·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Your health matters to us, so all colleagues have a private health insurance plan from day one·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;We are excited for challenges, so you are invited to take part in exciting projects·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;We never stop learning and evolving! You will have your own mentor and training program to help you develop in a company with unlimited possibilities,&nbsp;and you will join our training sessions and online courses that we provide·&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;We love the Relational vibes,&nbsp;so we gather on smaller and bigger occasions to celebrate good times together!&nbsp;Relational Financial Solutions adheres to the General Data Protection Regulation principles by applying its Privacy Policy, which is published at https://www.relationalfs.com/legal-information/pri.... By submitting an application to this position and by sharing your personal data with Relational Financial Solutions,&nbsp;you acknowledge and accept its Policy and authorize Relational Financial Solutions to process your personal data for the purposes of the company's recruitment opportunities, in line with the Policy.

Back-End Developer Jobs in Καλλιθέα | Information Technology / IT

Information Technology / IT Jobs in Καλλιθέα

.Net C# Software Engineer

Senior .Net C# Software Engineer

Angular Front-End Software Engineer

Project Manager (Atlassian Services)

Business Analyst

Mid-level ESM / ITSM Consultant

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