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Our Client is seeking a visionary Senior Java Developer to serve as the Technical Lead and Architectural Owner for their mission-critical C4I system backend server. The ideal candidate will possess deep expertise in Java 11+, Spring Boot, and Microservices architecture, coupled with a proven track record in designing resilient, high-volume, low- latency systems. This role is responsible for governing the security, scalability, performance, and data integrity across the entire server ecosystem, including complex spatial and real-time data integration.Key Responsibilities: • System Architecture &amp; Resilience: Architect and lead the implementation of a scalable microservices architecture using Spring Boot, ensuring high availability and fault-tolerance. • Data Architecture &amp; Governance: Own the design and optimization of the core data layers, including developing strategies for MongoDB sharding and replication for high volume data, and defining the caching strategy using Java cache or Redis. • Multi-Protocol Integration Design: Define and govern the secure implementation of all client-server communication protocols, including high- throughput, low-latency communication via WebSocket and secure RESTful API contracts. • Security Strategy &amp; Data Integrity: Design and enforce comprehensive security measures using Spring Security, including defining policies for OAuth2/JWT access control, API security hardening, and mandating data integrity controls (e.g., audit trails, strong validation rules) for mission-critical data. • Complex External Integration: Architect and oversee the integration with critical external systems and specialized services (e.g., GeoServer integration via PostGIS), ensuring data synchronization, format translation, and system reliability across boundaries. • CI/CD and Deployment Governance: Own the operational adherence to Continuous Integration/Continuous Deployment (CI/CD) practices. This includes ensuring deployment automation, defining infrastructure-as-code requirements, and maintaining the stability and security of the production environment. • Technical Leadership &amp; Mentorship: Provide high-level technical guidance, mentor mid-level engineers in core Java concepts (concurrency, multi-threading), and enforce rigorous coding and design standards across the team.Qualifications: • Experience: Minimum of 5+ years of commercial experience in Java development, with 3+ years leading complex Spring Boot/Microservices projects. • Core Technology Mastery: Expert proficiency in Java 11+, Spring Boot, and designing scalable enterprise-level applications. • Data Expertise: Deep experience designing, optimizing, and maintaining MongoDB and utilizing Redis for caching, message brokering, and high-performance throughput. • Security &amp; Architecture: Proven ability to architect secure systems, experience with Spring Security, JWT/OAuth2, and a solid understanding of distributed transaction management. • Concurrency: Strong knowledge of multi-threading and concurrency concepts in Java. • Soft Skills: Exceptional communication, leadership, and architectural problem-solving skills with the ability to define technical solutions from ambiguous requirements.Benefits PackageThey are committed to investing in the well-being, professional growth, and overall satisfaction of their team members. As part of their benefits package, they offer:• Performance Bonus: Receive a performance-based bonus calculated as a percentage of your annual salary, rewarding your contributions and success. • Private Health Insurance: Comprehensive private health insurance coverage to safeguard your health and peace of mind. • Learning &amp; Development Budget: Access a dedicated budget for online courses, certifications, and professional development programs to support your continuous learning journey. • Vouchers &amp; Discounts: Enjoy vouchers for essential goods, services, and recreational activities to enhance your lifestyle. • Multifaceted Knowledge &amp; Internal Training: Take part in internal training programs designed to provide a holistic understanding of their business and industry. They emphasize cross-functional learning to empower you with diverse skills and knowledge.

Senior Java/Spring Boot Lead Engineer (Backend Architect)

The SAP Product Configuration Lead (Finance &amp; Controlling) is responsible for translating complex business requirements into scalable, high-quality SAP solutions. The role leads/configure solution design, system configuration, and specification development in close collaboration with architects, developers, and business stakeholders to deliver end-to-end solutions aligned with enterprise standards. The position ensures solution stability, maintainability, regulatory compliance, and data integrity across integrated SAP landscapes, leveraging deep functional and cross-module expertise.YOUR KEY RESPONSIBILITIES:• Translate finance and controlling requirements into functional/technical specifications documentation and effort estimation, promoting process simplification and standardization in collaboration with solution architects.• Ensure alignment of functional and technical requirements across workstreams to support overall business objectives, actively participating in stakeholder workshops to define required capabilities.• Configure SAP S/4HANA FI/CO (Universal Journal, New GL, Document Splitting, Asset Accounting, …) and 3rd party add-ons/integrated components, ensuring adherence to approved design and architecture principles.• Lead cross-module integrations between FI/CO and SAP Modules, and Treasury, proactively resolving integration issues.• Design, validate, and oversee interfaces, coordinate testing, and drive resolution of interface defects.• Ensure governance and consistency of master and transactional data (chart of accounts, cost centers, profit centers, cost objects, assets, tax codes) across SAP and transactional data quality .• Share knowledge and provide guidance to team members, foster learning and capability building.• Plan and execute unit testing, integration testing, and user acceptance testing (UAT), ensuring solution readiness for production.• Provide training, guidance, and functional support to key users and business stakeholders to enable successful adoption.ARE THESE YOUR SECRET INGREDIENTS?• 5+ years SAP S/4HANA FI/CO configuration experience.• Strong capability to analyze complex business requirements and translate them into effective, scalable SAP solutions.• Extensive experience in SAP configuration collaboration and customization for FI/CO delivering solutions aligned with business and operational needs.• Proven expertise in business process mapping, analysis, and optimization for FICO.• Solid track record across the full SAP project lifecycle with (business, functional and technical) design, build, testing, and go-live support.• Deep understanding of integration touchpoints between SAP S/4HANA modules and 3rd party add-ons.• Strong proficiency in producing high-quality business, functional, and technical documentation.• University degree in a relevant area or equivalent work experience• English language proficiencyABOUT YOUR NEW TEAM:We are Coca-Cola Hellenic, a growth-focused consumer goods business and strategic bottling partner of the Coca-Cola Company. We bottle, distribute and sell an unrivalled range of products in 29 markets in Europe, Africa and Eurasia. As we do, we create value for all stakeholders, support socio-economic growth and build a more positive environmental impact.We bring together more than 30,000 people from over 70 nationalities, coming from five continents. The diversity of our markets, from mature to emerging economies, provides a wide range of attractive opportunities for growth.We nurture our talents. We give opportunities to people across all functions and levels, as well as different geographies, backgrounds and education. We are willing to take a risk on the people we believe in, even if they don’t have the perfect experience. We have faith in what every person can be.And although we have so much to be proud of, we always stay humble. We believe the real magic happens – for us and for you – when we OPEN UP.AT COCA-COLA HBC, DIVERSITY HELPS US THRIVEAt Coca-Cola HBC, we are an inclusive employer that thrives on diversity. This means our environment provides equal opportunities for all, regardless of race, color, religion, age, disability, sexual orientation, or gender identity. Join us in nurturing a culture where everyone belongs and contributes to our collective success.

SAP Product Configuration Lead (Finance & Controlling)

The SAP Product Configuration Lead - Payment Management &amp; Accounts Payable is responsible for translating complex business requirements into scalable, high-quality SAP solutions. The role leads/configure solution design, system configuration, and specification development in close collaboration with architects, developers, and business stakeholders to deliver end-to-end solutions aligned with enterprise standards. The position ensures solution stability, maintainability, regulatory compliance, and data integrity across integrated SAP landscapes, leveraging deep functional and cross-module expertise.YOUR KEY RESPONSIBILITIES:• Translate Account Payable requirements into functional/technical specifications documentation and effort estimation, promoting process simplification and standardization in collaboration with solution architects.• Ensure alignment of functional and technical requirements across workstreams to support overall business objectives, actively participating in stakeholder workshops to define required capabilities.• Configure S/4HANA AP components (vendor master/BP, posting…) and 3rd party add-ons/integrated components, ensuring adherence to approved design and architecture principles.• Lead cross-module integration between AP and SAP modules resolving integration issues.• Design, validate, and oversee interfaces, coordinate testing, and drive resolution of interface defects.• Ensure governance and consistency of master data (vendors, payment methods…) and transactional data quality.• Share knowledge and provide guidance to team members, foster learning and capability building.• Plan and execute unit testing, integration testing, and user acceptance testing (UAT), ensuring solution readiness for production.• Provide training, guidance, and functional support to key users and business stakeholders to enable successful adoption.ARE THESE YOUR SECRET INGREDIENTS?• 5+ years SAP S/4HANA AP configuration experience.• Strong capability to analyze complex business requirements and translate them into effective, scalable SAP solutions.• Extensive experience in SAP configuration collaboration and customization for AP delivering solutions aligned with business and operational needs.• Proven expertise in business process mapping, analysis, and optimization for AP.• Solid track record across the full SAP project lifecycle with (business, functional and technical) design, build, testing, and go-live support.• Deep understanding of integration touchpoints between SAP S/4HANA modules and 3rd party add-ons.• Strong proficiency in producing high-quality business, functional, and technical documentation.• University degree in a relevant area or equivalent work experience• English language proficiencyABOUT YOUR NEW TEAM:We are Coca-Cola Hellenic, a growth-focused consumer goods business and strategic bottling partner of the Coca-Cola Company. We bottle, distribute and sell an unrivalled range of products in 29 markets in Europe, Africa and Eurasia. As we do, we create value for all stakeholders, support socio-economic growth and build a more positive environmental impact.We bring together more than 30,000 people from over 70 nationalities, coming from five continents. The diversity of our markets, from mature to emerging economies, provides a wide range of attractive opportunities for growth.We nurture our talents. We give opportunities to people across all functions and levels, as well as different geographies, backgrounds and education. We are willing to take a risk on the people we believe in, even if they don’t have the perfect experience. We have faith in what every person can be.And although we have so much to be proud of, we always stay humble. We believe the real magic happens – for us and for you – when we OPEN UP.AT COCA-COLA HBC, DIVERSITY HELPS US THRIVEAt Coca-Cola HBC, we are an inclusive employer that thrives on diversity. This means our environment provides equal opportunities for all, regardless of race, color, religion, age, disability, sexual orientation, or gender identity. Join us in nurturing a culture where everyone belongs and contributes to our collective success.

SAP Product Configuration Lead (Payment Management & Accounts Payable)

Our Client is seeking an exceptionally skilled and experienced Senior React Native Lead Engineer to serve as the definitive technical authority and architectural owner for their mission-critical Android mobile application within the complex C4I ecosystem. The ideal candidate will possess deep expertise in React Native, profound mastery of the underlying Android native platform (Java/Kotlin), and a proven track record of designing high-reliability, fault-tolerant, and secure systems. This role is responsible for the technical roadmap, architectural governance, custom native module definition, and mentorship of the entire mobile team, ensuring the application meets rigorous operational standards, including continuity of functions and zero data loss.Key Responsibilities: • Architectural Ownership: Define, lead, and drive the technical roadmap and architectural vision for the mobile application, ensuring scalability, maintainability, and alignment with the overall system architecture. • Native Bridge Design: Architect and implement complex, high-reliability custom Native Modules, specifically Turbo Native Modules (Java/Kotlin), to facilitate seamless integration with specialized components, proprietary systems (Desktop App), Health SDKs, and Wearable devices. • Performance Optimization Strategy: Define the comprehensive strategy for performance optimization, profiling both the JavaScript and Android Native UI threads to eliminate rendering bottlenecks and ensure a smooth, instantaneous user experience required for operational use. • Build &amp; Deployment Oversight: Own the Continuous Integration/Continuous Deployment (CI/CD) pipeline for Android, including optimizing native build configurations (e.g., managing ABIs, implementing caching tools) to maximize developer efficiency and reliable deployment. • Technical Leadership &amp; Mentorship: Provide high-level technical guidance, conduct rigorous code reviews, and mentor mid-level and junior engineers, acting as a technical multiplier to elevate the team’s overall competence and adherence to quality standards. • Ecosystem Interoperability: Define the client-server communication contracts, potentially leveraging modern, low-latency protocols like WebSocket, to ensure real-time data flow and robust synchronization across the entire environment.Qualifications: • Experience: Minimum of 5+ years of commercial software engineering experience, with 3+ years specifically leading or acting as a principal contributor on complex React Native projects. • Technical Mastery: Deep, demonstrable expertise in JavaScript and modern React Native architecture (knowledge of Fabric/Turbo Modules concepts highly preferred). • Android Native Proficiency: Advanced knowledge of Android Native development (Java/Kotlin) and the Android SDK, necessary for designing, debugging, and optimizing custom native interfaces and modules. • Performance Expertise: Proven experience in complex performance optimization, memory management, and debugging in a resource-constrained mobile environment. • Security: Strong understanding of mobile security protocols, data encryption (at rest and in transit), code hardening techniques (Hermes, Proguard/R8), and secret management best practices. • Soft Skills: Excellent verbal and written communication skills, with the ability to articulate complex architectural decisions to technical and non-technical stakeholders.Benefits Package They are committed to investing in the well-being, professional growth, and overall satisfaction of their team members. As part of their benefits package, they offer:• Performance Bonus: Receive a performance-based bonus calculated as a percentage of your annual salary, rewarding your contributions and success. • Private Health Insurance: Comprehensive private health insurance coverage to safeguard your health and peace of mind. • Learning &amp; Development Budget: Access a dedicated budget for online courses, certifications, and professional development programs to support your continuous learning journey. • Vouchers &amp; Discounts: Enjoy vouchers for essential goods, services, and recreational activities to enhance your lifestyle. • Multifaceted Knowledge &amp; Internal Training: Take part in internal training programs designed to provide a holistic understanding of our business and industry. They emphasize cross-functional learning to empower you with diverse skills and knowledge.&nbsp;

Senior React Native Lead Engineer (Mobile Architect)

In this context, we are looking for an experienced&nbsp;Intelligent Asset Management (IAM) Consultant. This role involves designing, implementing, and supporting IAM solutions for clients in asset-intensive industries. The ideal candidate brings a solid understanding of maintenance and asset management processes, excellent problem-solving skills, and the ability to engage with stakeholders across various business functions. As a Consultant in our Intelligent Asset Management practice, you will work closely with the Manager/Sr. Manager to:<ul><li>Accelerate digital&nbsp;transformation journey for our clients in the areas of Asset Integrity / Reliability and Intelligent Asset Maintenance, through innovative solutions, including AI-led solutions</li><li>Reimagine manufacturing and materials processing with the power of AI-led insights, enabling Operations and Business realize higher operational efficiencies</li><li>Leverage intelligence to drive greater insights, as well as personalize experiences and optimize performance &nbsp;</li></ul>WORK YOU'LL DO:<ul><li>Responsible for providing functional consulting in Asset Management and be able to showcase credible hands-on experience in key IAM processes like Incident management, Process Analysis including also Product Safety.</li><li>Support the design, configuration, and technical implementation of IAM solutions with additional focus on data-driven asset management solutions, such as digital twins.</li><li>Work closely with business stakeholders to gather, analyze, and validate requirements. Prepare project &amp; resource plan and cost estimates in agreement with the client and other stakeholders.</li><li>Provide training and support to end-users to ensure successful adoption.</li><li>Support the development of Point of Views (POVs) and Thought Capital around the recent and upcoming trends and technologies in IAM.</li><li>Collaborate with cross-functional teams on solution architecture and delivery.</li><li>Contribute to documentation, knowledge sharing, and solution design for pre-sales or delivery phases.</li><li>Stay up to date with product updates, emerging technologies, and industry trends in the IAM domain.</li></ul>QualificationWHO WE ARE LOOKING FOR:<ul><li>Engineering Degree (Tier-1 institutes; postgraduate studies preferred)</li><li>Relevant work experience of 3-7 years in asset management implementation, maintenance execution, or reliability engineering.</li><li>Exposure to EAM platforms (e.g., IBM Maximo, SAP PM, Oracle) and digital transformation projects.</li><li>Experience in asset-intensive industries such as Oil &amp; Gas, Utilities, Manufacturing, Transportation, or Facilities Management is preferred.</li><li>Experience in data analysis, risk assessment, and performance optimization in asset-intensive environments</li></ul>Key skills:<ul><li>Experience with project methodologies (e.g., Agile, Waterfall).</li><li>Certifications in SAP, Hexagon, Maximo, or Oracle EAM are a plus.</li><li>Familiarity with related tools and modules: SAP APM, FSM, SSAM, GEF; Maximo will be a plus.</li><li>Strong analytical and troubleshooting skills.</li><li>Excellent stakeholder management, oral and written communication skills, including presentation and documentation skills (Excel, Visio, PowerPoint, etc.)</li><li>Knowledge of IoT, Analytics and related technologies to drive client discussions for digital enablement</li><li>Experience in visualization tools like Tableau, Power BI, QlickView etc. is an added advantage</li><li>Knowledge of the use of AI-Gen AI in IAM will be a plus point.</li></ul>WHAT´S IN IT FOR YOU?<ul><li>Competitive salary and benefits, including but not limited to: life/health insurance, performance based bonuses, monthly vouchers, company car (depending on management level), flexible work arrangements, employee share purchase plan, TEA Accenture, parental leave, paid overtime (if needed) and various corporate discounts</li><li>Continuous hard and soft skills training &amp; development through global platforms &amp; local academy</li><li>Career coaching and mentorship to help you manage your career and develop professionally</li><li>Ongoing strengths and skills based evaluation process</li><li>Various opportunities to develop your career across a spectrum of clients, industries and projects</li><li>Diverse and inclusive culture</li><li>Corporate citizenship initiatives (access to volunteering opportunities, charity work ec.)</li><li>Under our Brain Regain initiative, extra relocation benefits may apply</li></ul>

Intelligent Asset Management (IAM) Consultant

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.

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senior java/spring boot lead engineer (backend architect)

Code.Hub

sap product configuration lead (finance & controlling)

Coca-Cola HBC

sap product configuration lead (payment management & accounts payable)

Coca-Cola HBC

senior react native lead engineer (mobile architect)

Code.Hub

intelligent asset management (iam) consultant

Accenture

.net c# software engineer

Relational Business Software

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