Senior Python Developer

At EY, we’re all in shape to your future with confidence.

We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go.

Being part of EY in Greece means being part of a continuously growing team, which has been

announced as
Top Employer
for the fourth consecutive year, certified as a
Great Place to Work
for the third year in a row, and awarded as
Best Workplace in Professional Services & Consulting
for the second consecutive time, for our
almost 3,000 professionals
!

At EY, we’ll develop you with
future-focused skills
and equip you with
world-class experiences
through coaching and training programs as well as the use of
advanced technology and AI
. We’ll fuel you and your extraordinary talents in a
diverse and inclusive culture
of globally connected teams

Join us as we commemorate 100 years of EY in Greece this year. Experience great flexibility under our
hybrid operating model
across our offices in Athens, Patras, Thessaloniki and Crete and contribute to
building a better working world
.

The opportunity
ServiceNow is a global tool used widely to manage the business processes of Enterprise clients. As Senior ServiceNow Developer you would be a part of project teams involved in

the implementation, configuration and maintenance of ServiceNow platform allowing you to develop your technical and business skills in a global environment. As Global Elite

ServiceNow partner EY works with all types of modules of the platform, heavily using their features and developing custom solutions not yet built by others.

Your Key Responsibilities
As Senior ServiceNow Developer you will be responsible for overseeing of development and implementation of business processes as well as the analysis of the business requirements before getting to this point or during the development phases. You might develop the architecture of ServiceNow solutions.

Skills And Attributes For Success
To succeed in the role, you must have a very good understanding of the platform and be confident while working through implementation, customization, or maintenance projects. This can be expressed by:

• Very good understanding of ServiceNow Platform architecture – minimum 3 years, proven track of product customizations or integrations, implementation, maintenance,
• experience in project activities as a Developer or Architect.
• previous experience in implementing ITSM, ITOM
• Integrated Risk Management (IRM, GRC)

To qualify for the role, you must have

• A bachelor's degree, preferably in Computer Science, Information Systems Management, Engineering or similar discipline; supported by experience in a similar technical environment
• Two or more years of ServiceNow technical experience
• Proven experience in JavaScript
• Demonstrate an awareness of Best Practices in the IT industry
• Thorough understanding of ITIL and Agile
• Experience delivering large scale ServiceNow engagements or complex IT engagements
• A customer-focused approach to work, and the ability to support the development of digital platform strategies
• The ability to meet strict deadlines
• The confidence to build lasting relationships and influence senior colleagues and clients from a wide range of backgrounds

What We Offer You
Ability to Shape your Future with Confidence by:

• Developing your professional growth:

• You'll have unlimited access to educational platforms, EY Badges and EY Degrees, alongside support for certifications. You will experience personalized coaching and feedback, and gain exposure to international projects, through our expansive global network, empowering you to define and achieve your own success.

• Dive into our innovative GenAI ecosystem, designed to enhance your EY journey and support your career growth. These advanced AI tools will empower you to focus on higher-value work and meaningful interactions, enriching your professional experience like never before.

• Empowering your personal fulfilment: We focus on your financial, social, mental and physical wellbeing.

• Our competitive rewards package, depending on your experience, includes cutting-edge technological equipment, ticket restaurant vouchers, a private health and life insurance scheme, income protection and an exclusive EY benefits club card that provides a wide range of discounts, offers and promotions.
• Our flexible working arrangement (hybrid model) is defined based on your own preferences and team’s needs, and we enjoy other initiatives such as summer short Fridays and an EY Day Off.
• Our commitment to a sustainable way of operating, encourages volunteerism, promotes sustainable practices and offers opportunities for you to create a positive societal impact.
• Our pride lies in working at EY as one of the most recognized employers in Greece through our multiple awards received over the last 3 years (Top Employer, Great Place to Work and Best Workplace in Professional Services & Consulting).
• Fueling an inclusive culture: We prioritize a diverse, equitable and inclusive environment, where you’ll be embraced for who you are and empowered to use your voice to help others find theirs.

Are you ready to shape your future with confidence? Apply today.

To help create an equitable and inclusive experience during the recruitment process, please inform us as soon as possible about any disability-related adjustments or accommodations you may need.

EY
| Building a better working world

EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets.

Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow.

EY teams work across a full spectrum of services in assurance, consulting, tax, strategy and transactions. Fueled by sector insights, a globally connected, multi-disciplinary network and diverse ecosystem partners, EY teams can provide services in more than 150 countries and territories.

#CX07496@

Join Our Innovative Team: We're Hiring!
Accepted
is a software and digital transformation services firm helping clients accelerate innovation in
Finance, Energy, Gaming, Telco, and beyond
. With
20+ years
of engineering excellence, we're known for building outcome-driven solutions and high-performing teams that feel like part of your own.

We Are Hiring:

• Software Engineers
• Data Engineers
• Project Managers
• Business Analysts
• UX & UI Designers

Why Choose Accepted?

• Innovative Environment: Be a part of a team where innovation and culture intersect, fostering creativity and technological advancement
• Diversity & Inclusivity: Join a company that celebrates diverse perspectives and backgrounds, reflecting our global commitment to inclusivity
• Empowerment & Growth: Enjoy the freedom to innovate within a supportive framework that values continuous improvement and personal development
• Impactful Work: Work on transformative projects that make a real difference across multiple industries

How to Apply:

If you are driven by innovation and looking to grow within a forward-thinking company, we want to hear from you! Please submit your CV and a brief cover letter detailing your experience and what excites you about joining Accepted.

Your journey towards a rewarding and innovative career starts here. Join us in shaping the future of software services!

Once we have an opening close to your profile, the Talent Acquisition team will contact you.

Accepted - Where Your Growth Fuels Our Success

Description
At Quento Technologies S.A., the ICT arm of the Qualco Group, we deliver comprehensive and innovative solutions across AI, Digital Engineering, Cloud, and Cybersecurity, helping businesses accelerate digital transformation. With a presence in Greece, Luxembourg, and Belgium, and backed by the expertise of the Qualco Group, we combine deep technical knowledge with strategic partnerships to support business growth.

At Quento, we empower our people to innovate and lead in delivering transformative ICT solutions to our clients worldwide. Our high-performing, dynamic, and collaborative environment fosters professional growth at every stage.

Quento Technologies S.A. seeks a highly motivated
Senior AI/GenAI - ML Engineer to
build and maintain scalable and efficient machine learning pipelines.

Your Responsibilities Will Entail

• Build and maintain scalable and efficient machine learning pipelines for data preprocessing, model training, and evaluation;
• Deploy and monitor machine learning models in production environments, ensuring high performance and reliability;
• Integrate Large Language Models (LLMs) and Vision Language Models (VLMs) into existing applications to enhance functionality and create new AI-enhanced features;
• Develop and implement Retrieval Augmented Generation (RAG) systems for knowledge-intensive applications;
• Design and build LLM-based AI agents for automation, customer support, and other interactive applications;
• Experiment with and evaluate different LLM techniques, including fine-tuning, prompt engineering, and embedding generation;
• Develop and maintain clear and concise documentation for models, pipelines, and APIs;
• Participate in code reviews and contribute to best practices for AI development;
• Monitor and analyze model performance in production, identifying areas for improvement and optimization.
• research and stay up to date on the newest AI trends;
• Ensuring that all activities and duties are carried out in full compliance with regulatory requirements and supporting the continued implementation of the Group Anti-Bribery and Corruption Policy.

ARE YOU READY to step up to the New and take your technology expertise to the next level?
Through unmatched industry experience, leading technologies from our ecosystem partners and startups, and the largest delivery network in the world, we provide a powerful range of capabilities that can be tailored to our client's most complex business needs. With over 100 innovation hubs deployed around the world, we help clients continuously innovate at speed and at scale so they can outpace their peers. You will bring innovation, intelligence and industry experience together with the newest technologies to help clients innovate at scale and transform their businesses.

Technology
is one of four services – the others are Strategy and Consulting, Interactive and Operations.

WORK YOU’LL DO
As a
Senior AI Developer
, you will be involved in the end-to-end design, implementation, and management of technology-based business solutions based on Agentic AI workflows to improve our clients’ delivery approach. You will act as a technical pillar for the team, guiding developers, enforcing best practices, and continuously exploring new AI tools to meet both functional and technical requirements while maintaining an end-to-end architecture overview.

Responsibilities:

• Analyzing new and existing AI capabilities and creating solutions that meet stakeholder requirements and standards

• Owning the end-to-end delivery of Agentic AI solutions, which includes developing, testing, and releasing production-ready workflows

• Guiding, assisting, and conducting technical reviews for development teams to ensure the strict application of software and AI best practices

• Continuously researching, evaluating, and integrating new AI libraries, frameworks, and engineering methodologies to keep our tech stack at the cutting edge

• Designing and overseeing the end-to-end architecture overview to ensure scalable and reliable AI microservices

• Contributing to the refinement of technical requirements and translating them into robust AI logic

• Creating and updating applicable technical documentation for AI architectures and agent networks

• Coaching and mentoring other team members on Generative AI best practices, quality standards, and design principles

• Collaborating with DevOps and cross-functional teams to build automated quality MLOps pipelines for multicloud deployments

• Promoting best practices for building and operating highly reliable AI systems, to our clients

WHO WE´RE LOOKING FOR?

• Bachelor's degree in Computer Science, Information Technology, Software Engineering, or a related field

• Proven track record of technical leadership, with the ability to review code/architecture, guide engineering teams, and drive the adoption of best practices

• A strong research-oriented mindset, passionate about discovering, testing, and implementing the latest AI libraries, tools, and Agentic design patterns

• Deep experience in developing custom agent skills and designing advanced communication patterns, including Agent-to-Agent (A2A) and Agent-to-UI (AG-UI / Agentic UI) interactions

• Proven ability to design and implement strict Agent Authorization mechanisms and Responsible AI guardrails to ensure safe system operations

• Extensive working knowledge of LLMs and frameworks for building Agentic workflows, specifically LangChain and LangGraph

• Deep experience with Context Engineering, Prompt Engineering, and advanced RAG (Retrieval-Augmented Generation) patterns

• Experience designing and utilizing Vector DBs (e.g., Pinecone, Milvus) and Graph DBs (e.g., Neo4j)

• Familiarity with model evaluation methodologies (e.g., RAGAS, LLM-as-a-judge) and observability/tracing tools like Langfuse

WHAT'S IN IT FOR YOU?

• Competitive benefits, including a fair and balanced parental leave policy.

• At Accenture, we believe in bringing the best to our clients through continuous learning & improvement – from basic skills to industry-specific content – available to all our people.

• Career coaching and mentorship to help you manage your career and develop professionally.

• Performance Achievement – our performance management process that focuses on your strengths, progress and career possibilities.

• Fantastic opportunities to develop your career across a variety of clients.

• Opportunities to get involved in corporate citizenship initiatives, from volunteering to doing charity work.

To learn more about Accenture, and how you will be challenged and inspired from Day 1, please visit our website accenture.com/gr-en/.