Quantitative Risk Data Scientist | Fintech

Optasia is a B2B2X financial technology platform focused on scoring, financial decision-making, disbursement, and collection. The company’s mission centers on advancing financial inclusion worldwide and reshaping the financial sector through a distinct approach. Role Overview The Quantitative Risk Data Scientist will join the Credit Portfolio Optimization te…

About Us Ocado Technology is at the forefront of revolutionizing the grocery retail sector through advanced technologies in cloud computing, robotics, artificial intelligence, and the Internet of Things (IoT). Our flagship Ocado Smart Platform (OSP) powers highly automated Customer Fulfilment Centres (CFCs), ensuring seamless and efficient online grocery delivery. About the Role We are seeking an experienced Engineering Manager to lead a dedicated team of Firmware Engineers tasked with the development, maintenance, and support of firmware for our Ocado Mobile Robots (OMRs). This pivotal role is based in Athens, requiring regular collaboration with various disciplines within our dynamic development team. In this position, you will oversee the timely delivery of new features and enhancements aligned with our product development schedule while adhering to best engineering practices. You will also ensure that existing products in the field receive adequate support, troubleshooting issues efficiently. Partnering closely with the Project Manager, you will prioritize tasks to maximize productivity and impact. Your leadership will focus on fostering the performance and well-being of your team members, providing them with the guidance and autonomy necessary for success. Collaborate with product development teams and the Product Manager to define long-term firmware strategies for OMRs. Oversee team performance and ensure high-quality outputs. Ensure engineering analyses, testing, and other evidence support solutions to mitigate risks while meeting tight deadlines. Maintain quality communication on design and development processes for efficient manufacturing and product performance. Provide day-to-day support for field products, including necessary updates and immediate issue resolution. Lead technical decision-making within the team. Support the team through administration, regular one-on-ones, and team meetings. Identify knowledge gaps within the team and coordinate with internal or external experts as needed. Take accountability for the quality and timely delivery of your work. Contribute to the recruitment of new engineers to fill vacancies and expand the team’s capabilities.

Betsson Group delivers online gaming products to customers worldwide, supporting more than 40 brands and hundreds of thousands of users. The company develops proprietary gaming platforms and works with a range of partner brands across multiple markets. About the Team The Product Development team brings together creative minds from five global locations. The group focuses on building and maintaining a scalable platform for the iGaming sector, where reliability and performance are essential. What to Expect Site Reliability Engineers in Player Management play a key role in ensuring mission-critical systems run smoothly. The team uses modern technologies to keep performance high and users satisfied in a competitive industry. As the platform grows, engineers help maintain stability and support new features for a growing user base. Location This position is based in Athens.

Satori Analytics develops data and AI solutions for clients in industries such as FMCG, retail, manufacturing, and financial services. With a team of over 100 technology professionals based in Athens, the company manages projects that span the entire data lifecycle, from ingestion through to deploying AI applications. Projects range from building cloud infrastructure for fintech clients to delivering predictive analytics for airlines. Role overview The AI Engineer designs and builds AI workflows and models, focusing on Python and large language models (LLMs). This role involves close collaboration with data scientists, developers, and domain experts to turn business needs into practical AI and machine learning solutions. The position combines research, hands-on engineering, and teamwork within a growing group. What you will do Design and implement AI models and workflows using Python, with a particular focus on large language models (LLMs). Collaborate with data scientists, software engineers, and subject matter experts to exchange ideas, review progress, and solve challenges together. Research new trends in AI and machine learning, applying relevant techniques to current projects. Translate business challenges into actionable machine learning or AI solutions, and communicate results clearly to stakeholders. Document code and processes to support clarity and reproducibility for the team. Location This position is based in Athens, Attica, Greece.

Join our team as a Senior Backend Engineer (Python) and engage in a challenging project that focuses on data-intensive processing, system integration, and semantic technologies. In this pivotal role, you will take charge of an established codebase, enhancing its stability and evolving it to meet the project’s demands. This position is perfect for seasoned engineers who thrive in working with complex systems and have a solid grasp of data-driven architectures.Key Responsibilities:Thoroughly analyze and take ownership of an existing Python-based backend.Refactor and optimize backend components with an emphasis on maintainability and performance.Develop and sustain data processing pipelines and integration workflows.Collaborate closely with data and semantic engineers on RDF/SPARQL-driven processes.Contribute to the architectural redesign and technical documentation.Assist with deployment, configuration, and troubleshooting tasks.Ensure high code quality through rigorous reviews, testing, and adherence to best practices.Requirements:A minimum of 3 years of professional experience in backend development.Expertise in Python programming.Experience with:Apache Airflow and AWS.Data-intensive or integration-heavy systems.APIs, batch processing, and backend services.Configuration-driven systems (XML / JSON / YAML).Strong understanding of:Software architecture and design patterns.Debugging and maintaining legacy codebases.Proven experience in complex, multi-stakeholder projects (experience in EU or public-sector projects is a plus).Preferred Qualifications:Familiarity with Semantic Web technologies (RDF, SPARQL, OWL).Experience in data modeling or knowledge-based systems.Exposure to DevOps practices (CI/CD, containerization).Experience in contributing to or maintaining technical documentation (e.g., AsciiDoc, Antora).Benefits:We value talent and commitment, offering the following perks:Attractive full-time salary.Private health insurance under the company’s group plan.Flexible working hours.Access to top-quality tools.Opportunities for professional development, including language courses and specialized training.Career advancement potential by collaborating with leading specialists in the field.A dynamic work environment that encourages personal and professional growth.If you're ready for an exciting challenge, we would love to hear from you!

Optasia is an innovative B2B2X financial technology platform dedicated to enhancing scoring, financial decision-making, disbursement, and collection processes. Our mission is to foster financial inclusion for everyone. Join us in transforming the financial landscape!We are on the lookout for passionate and driven professionals who thrive in a collaborative environment. As a member of our dynamic team, you will contribute to delivering innovative solutions that make a difference.Data plays a pivotal role in Optasia's growth strategy, with our ML Engineering team being a key contributor. We harness data from various sources into our extensive big data clusters and develop and manage multiple analytical pipelines using state-of-the-art big data technologies.As a Senior ML Infrastructure Engineer, you will play a crucial role in enhancing Optasia's data-driven decision-making and credit risk management by developing and optimizing scalable, end-to-end ML pipelines. Your key responsibilities will include: (i) building robust ML pipelines, (ii) designing statistical and machine learning algorithms, and (iii) operationalizing these solutions to bolster credit risk management, directly impacting Optasia's success.Your Responsibilities:Provide technical guidance in ML engineering to ensure the adoption of optimal tools and methodologies, staying ahead of emerging trends and delivering industry-leading solutions.Enhance the scalability, stability, accuracy, speed, and efficiency of ML workflows while maintaining stringent testing and code quality standards.Contribute to the design and development of microservices and tools that facilitate the Machine Learning lifecycle at Optasia.Collaborate on the design and implementation of scalable, real-time microservices utilized globally.Foster continuous improvements in the development lifecycle with the team.Design, develop, and maintain large-scale Spark jobs using PySpark and Scala.Build and manage CI/CD pipelines with Jenkins.Create automation scripts using Python or Bash.Develop and deploy scalable Airflow pipelines to support the Machine Learning lifecycle.Conduct data exploration and analysis to scope, build, and refine Machine Learning proof-of-concepts (PoCs).Partner with Engineers and the Credit Risk team to design and implement solutions that deliver business value at Optasia.Optimize the codebase through Spark job tuning and refactoring.Drive enhancements to our feature engineering engine for improved efficiency.

Join Kaizen GamingAt Kaizen Gaming, we are at the forefront of the GameTech industry, operating in 20 markets and delivering exceptional entertainment experiences to millions of customers. Our team of over 2,700 professionals hails from more than 40 nationalities across three continents, making us a truly diverse and innovative workplace.We are proud to be recognized as one of the Best Workplaces in Europe, certified as a Great Place to Work in our offices. Here, every day is unique and filled with opportunities to grow. Are you ready to 'Press Play' on your potential?About the RoleAs the Data Science Team Lead, you will spearhead an AI product team dedicated to developing impactful AI solutions. Your role will involve analyzing data, designing machine learning models, and collaborating with technology teams to launch successful AI products.The ideal candidate will possess a robust understanding of machine learning algorithms, extensive experience in building production-ready ML/AI applications, and a proven track record of leading AI teams.Your ResponsibilitiesLead and manage a team of 5 to 7 talented data scientists and machine learning engineers.Translate product requirements into machine learning challenges while identifying key areas for AI-driven business impact.Conduct data analysis to uncover significant patterns and insights.Perform exploratory data analysis (EDA) and feature engineering to enhance the modeling process.Implement best practices in model selection, optimization, and tuning.Execute comparative experiments for model training.Evaluate various potential solutions through ML metrics analysis.Oversee the complete lifecycle of AI features, from data collection to design, implementation, and optimization in production environments.Mentor junior team members and guide the team through complex projects.

Join Our Team at Kaizen Gaming!Kaizen Gaming, the driving force behind Betano, is a leading GameTech company with operations in 20 global markets. We are dedicated to harnessing the latest technology to deliver exceptional entertainment experiences to millions of our valued customers.Our diverse workforce consists of over 2,700 Kaizeners from more than 40 nationalities across three continents. We take pride in being recognized as one of the Best Workplaces in Europe and as a certified Great Place to Work. Here, each day offers unique challenges and opportunities. Are you ready to unleash your potential? About the RoleAs a Senior AI Data Governance Analyst, you will play an essential role within our Data/AI Governance team, contributing to the design and execution of a comprehensive AI governance framework across the organization. Collaborating with both business and technical stakeholders, you will ensure the integrity, consistency, availability, and compliance of AI models and applications, which is vital in the highly regulated betting and gaming industry. Key Responsibilities:Develop and enforce AI governance policies, standards, and procedures.Facilitate the implementation of AI metadata management, data lineage, and quality frameworks.Profile datasets to evaluate their accuracy, completeness, consistency, and integrity for effective AI utilization.Identify, document AI quality issues, and recommend corrective measures.Monitor and analyze AI quality KPIs, supporting remediation initiatives.Maintain AI quality dashboards and reports to communicate trends to stakeholders.Engage in cross-functional meetings to align AI governance priorities.Enhance AI business glossaries, data dictionaries, and catalogs.Collaborate with AI/Data owners, stewards, and custodians to promote governance best practices.Assist with compliance-related AI & Data initiatives (e.g., EU AI Act, GDPR, AML, Responsible Gaming reporting).Evaluate and support AI/Data governance tools (e.g., Atlan, Collibra, Informatica, Microsoft Purview).Contribute to the continuous evolution of the AI governance framework and best practices.

Join Bioiatriki as a Data Entry Clerk, where you will play a crucial role in ensuring the accuracy and efficiency of our data management systems. This position requires a keen eye for detail and the ability to manage large volumes of information with precision.Your responsibilities will include entering and updating data in our systems, verifying data accuracy, and assisting in administrative tasks as needed. If you have strong organizational skills and are comfortable working with data, we want to hear from you!

About Us: At tbibankgr, we are a dynamic challenger bank situated in Southeast Europe, recognized as a regional leader in alternative payment solutions. Our innovative ecosystem merges financing and shopping to meet the diverse needs of our customers. With a successful and profitable business model, we are proud to serve clients in Romania, Germany, Bulgaria, and Lithuania.In our quest to expand our global presence, we have established a significant footprint in Greece, collaborating with thousands of merchants and consumers. Are you ready to contribute to our unique success story?Your Role: We are seeking a Senior Data Analyst to join our dedicated team in Greece!Key Responsibilities:Conduct data discovery to identify insights.Collaborate with partners to explore potential data sources and develop data interpretation logic.Acquire data from both primary and secondary sources.Analyze and interpret data, providing regular and ad-hoc reports and insights.Engage in the continuous development of our Data Warehouse (DWH) facilities.Work with extensive datasets from multiple sources to create cohesive data reports.Utilize data manipulation and transformation tools effectively.

Role overview d-one seeks a Senior Databricks Engineer in Athens, Greece. The focus is on developing and enhancing data solutions that help meet business objectives. Candidates should bring strong hands-on experience with Databricks and a solid track record in designing, implementing, and improving analytics infrastructure. What you will do Design and build data pipelines and solutions with Databricks Collaborate with cross-functional teams to gather requirements and turn them into technical deliverables Develop and maintain ETL processes Optimize data workflows for better performance and scalability Contribute to the ongoing development of the company’s data strategy Location This role is based in Athens, Attica, Greece.

Join Netcompany1 as a Lead Business Intelligence (BI) Engineer and take charge of designing and implementing robust BI solutions. You will lead a team of BI developers and analysts, ensuring high-quality data analysis that drives decision-making across the organization. This role requires a blend of technical expertise and leadership skills to manage BI projects effectively.

Elevate Your Career with Bally’s Intralot as a Business Intelligence & Reporting Engineer!We invite you to become part of our dynamic team at Bally’s Intralot, where you will play a pivotal role in revolutionizing the gaming industry. As a Business Intelligence & Reporting Engineer, your expertise will directly influence the development and implementation of essential reporting solutions that enhance operational efficiency and empower data-driven decisions across our international teams.Key Responsibilities:Create and maintain efficient data pipelines for seamless extraction, transformation, and loading of information from diverse data sources.Compile and manage extensive, complex datasets that fulfill both functional and non-functional business requirements.Identify, design, and implement improvements to internal processes, including automation of manual tasks, optimization of data delivery, and infrastructure redesign for enhanced scalability.Develop operational and non-operational reports utilizing SQL to meet evolving business demands.Qualifications:Bachelor’s degree in Computer Science, Software Engineering, or a related technical field.Minimum of 2 years of professional experience in designing and developing automated reporting solutions.Proficient in relational databases such as MySQL and MS SQL Server.Familiarity with reporting design tools, including Jasper Reports, Power BI, and Tableau.Experience with Databricks is a plus.Excellent command of both written and verbal English and Greek.

Join our dynamic team at Netcompany1 as a Senior Business Intelligence Engineer! In this pivotal role, you will leverage your expertise to design and implement data-driven solutions that enhance business performance. Your contributions will be crucial in transforming data into actionable insights that drive strategic decision-making.

Company OverviewFounded in 2013, Service Measure (SM) is a leading field data collection company based in New York. We specialize in gathering data in environments where automation is not feasible. Our dedicated teams meticulously count features, capture images, record videos, document speech, and scan areas to provide comprehensive insights that empower informed decision-making. With teams operating across North America and Europe, we are always ready to tackle new challenges.Project ObjectiveThe primary aim of this project is to gather high-quality images of streets, key points of interest, and public spaces throughout the USA. Utilizing vehicles equipped with 360-degree cameras, we will document the surroundings and store this visual data for enhancement of one of the world’s most popular online mapping services. Data collectors will be assigned specific routes focusing on commercial districts and historical sites, with the potential for multiple visits to ensure optimal image quality in varying weather conditions. This project is anticipated to last between 3 to 6 months, covering various data collection areas.We are looking for candidates who enjoy driving, are familiar with local traffic patterns, and are known for their reliability and responsibility.Work hours are Monday to Friday, 8 hours per day for a total of 40 hours weekly. Weekend work may be required to accommodate weather-related delays.

About ActionlineActionline is a leading Greek company that has been providing comprehensive HR solutions, including recruitment services, since 2011. As a candidate, you will gain access to diverse projects across various sectors and prestigious organizations, while our team plays an active role in supporting your career journey.We are currently seeking candidates to fill the position of Data Entry Operator for one of our esteemed multinational clients located in Athens. Location: Athens Model: On-site Days: Monday to Friday Hours: 7:00 AM - 3:00 PM Your ResponsibilitiesEvaluate and input data from legal documents, meticulously following provided guidelines and data entry rules.Verify and confirm the accuracy of entered information. What We Are Looking ForExceptional attention to detail and accuracy in typing.Fast typing skills.Basic knowledge of Excel.Proficient in English.Strong organizational and time management abilities.Capability to focus on repetitive tasks.Able to work collaboratively in a team environment with excellent communication skills.Understanding of legal texts.High school diploma or higher education (preferred). What We OfferMonthly gross salary: €880Work in the heart of Athens.A friendly working environment. How to ApplyIf you are ready to take the next step in your career, submit your application now!For more information, feel free to contact us at 4u@actionline.gr If you have any questions, please reach out to our Recruiting department at 210 3637822.

About UsPiraeus Bank is dedicated to serving as a cornerstone of stability for the Greek economy, driving growth and fostering innovation. Our mission is to positively impact society, benefiting our customers, employees, shareholders, and the broader community while embodying our core values. We strive to create value in every endeavor, push boundaries, inspire our customers, and cultivate trustworthy relationships.As the leading bank in Greece, Piraeus offers a comprehensive range of financial products and services to approximately 4.5 million customers, leading the market in customer loans and deposits.In 2025, we were honored by The Banker as the “Best Bank in Greece” during the esteemed Bank of the Year Awards. Additionally, at the Euromoney Awards for Excellence, we were recognized as Europe’s Best Bank for Corporate Social Responsibility, Greece’s Best Bank for ESG, and Greece’s Best Digital Bank, showcasing our unwavering commitment to responsible banking, sustainability, and digital transformation.About the Role:We are looking for a talented and qualified Business/Data Analyst to join our dynamic Data Analysis Team. In this pivotal role, you will serve as a vital link between Business Units and our Data Analysis function, adeptly translating business requirements into actionable, data-driven solutions. You will play a key role in the analysis, design, and delivery of data and reporting capabilities, ensuring high data quality, accuracy, and alignment with business objectives. Your contributions will be essential in driving data warehouse initiatives, enhancing reporting, and developing Business Intelligence solutions.Key Responsibilities:Collaborate with Business Units to identify, analyze, and document data and reporting requirements.Analyze requirements and develop detailed specifications for data elements, information flows, and reports sourced from the Bank’s Data Warehouse.Configure and parameterize data structures and reporting components in accordance with business and technical specifications.Conduct User Acceptance Testing (UAT) to verify the accuracy, completeness, and reliability of delivered results.Design and implement initiatives to ensure data quality, consistency, and completeness, including validation checks and controls.Perform ongoing data validation and reconciliation checks to maintain the integrity of outputs.Prepare specifications for new data enhancements or updates to existing structures, aiming to optimize data repository content and usability.

Work Model: Hybrid | Employment Type: Full-timeAbout Accepted: We are a pioneering software and digital transformation services firm, dedicated to helping clients expedite innovation across various sectors including Finance, Energy, Gaming, and Telecommunications. With over 20 years of engineering excellence, we are recognized for our ability to create solutions driven by outcomes and for fostering high-performing teams that integrate seamlessly with your organization.We are seeking a talented Business Intelligence Engineer to enhance our hybrid delivery teams.Your ResponsibilitiesDashboard Development: Design and implement interactive, user-centric BI reports;Data Modeling: Build and refine tabular models utilizing DAX;ETL Pipeline Creation: Develop and manage SQL scripts to construct reliable data pipelines;Team Collaboration: Partner with team members to deliver data projects and achieve objectives;Quality Assurance: Oversee workspaces, uphold security measures, and enhance report performance.

snappibank is seeking a Head of Engineering to guide its engineering team in Athens, Attica, Greece. This leadership position involves managing the engineering department and shaping the direction of technology initiatives. Role overview The Head of Engineering will oversee project delivery and support the professional growth of team members. Building a collaborative and high-performing environment is central to this role. Key responsibilities Lead the engineering team and set clear priorities Oversee the execution and delivery of technical projects Promote a culture of excellence and teamwork Location This position is based in Athens, Attica, Greece.

Join Kpler as a Consolidation Manager and play a pivotal role in our dynamic team. In this position, you will oversee the consolidation processes, ensuring that our financial reporting is accurate and timely. You will collaborate closely with cross-functional teams to enhance the efficiency of our operations and support strategic decision-making. This is an exciting opportunity for professionals looking to make a significant impact in the energy data sector.