30 Database Solutions jobs in Ireland

Role & Responsibilities:

Join NuoDB, a leading innovator of a high-performance, distributed, multi-cloud capable distributed SQL database. As part of Dassault Systemes, our novel database powers the globally renowned 3DEXPERIENCE platform underpinning a suite of product design, process management, and collaborative tools running in the cloud

We are seeking a Senior Database Performance QA Architect to join our team in Waltham, MA. This is a high-impact, hands-on individual contributor role where your technical leadership and benchmarking efforts will help unlock the potential of NuoDB and allow Dassault Systemes meet their high growth ambitions.

• Lead the way on improving our understanding of NuoDB performance and use your experience and actionable technical insights to help steer development on a multi-year project with ambitious performance and scalability goals
• Own end-to-end database performance evaluation and work cross-functionally to identify targets and define KPIs
• Investigate system performance issues and deep dive with NuoDB development and application teams on root cause analysis
• Collaborate closely with engineering and product teams to design and develop test plans and benchmarks for new features
• Build automated performance testing and analysis tools for our CI/CD pipeline
• Evaluate NuoDB in comparison with competitor databases
• Define best practices for NuoDB performance tuning and share them with the vibrant NuoDB user community within 3DS

Qualifications:

• Bachelor's or Master's degree in Computer Science or equivalent
• Must have 10+ years of experience working as a Performance Engineer on a distributed product, ideally on another distributed database
• A sharp QA mindset, strong analytical skills, and the ability to break down complex problems into simpler components
• Strong experience with Linux and system/resource diagnostic tools such as perf
• Experience in SQL, OO Python programming, and shell scripting (i.e., Bash)
• Experience writing reliable performance benchmarks and workloads

As a game-changer in sustainable technology and innovation, Dassault Systèmes is striving to build more inclusive and diverse teams across the globe. We believe that our people are our number one asset and we want all employees to feel empowered to bring their whole selves to work every day. It is our goal that our people feel a sense of pride and a passion for belonging. As a company leading change, it's our responsibility to foster opportunities for all people to participate in a harmonized Workforce of the Future.

Job Description And Benefits
Entegro is at the forefront of Telecommunications technology, designing and deploying gigabit networks for future generations. We are proud to be industry leaders, working with communities, industry, and service providers, to empower and connect people, homes, and businesses, in urban and rural areas.

Entegro offers fully managed, out-sourced solutions or combinations of individual component services, as required. All backed by Entegro's commitment to quality, communication, and social responsibility.

The VBA Database Developer is a key technical role within Entegro, responsible for designing and delivering a bespoke Microsoft Access based application to manage circuit inventories during a complex network site consolidation programme. The role sits at the intersection of data management, automation, and operational delivery, ensuring that accurate, timely, and actionable information underpins Entegro's network transition activities.

The position requires a hands-on developer with technical expertise in Microsoft Access, VBA, and relational database design, coupled with an understanding of telecoms network concepts such as circuits, sites, and equipment inventories. The successful candidate will translate operational needs into a structured, maintainable database system that supports multi-user collaboration and real-time progress tracking.

Why You Will Love It Here:

• Earn a competitive salary that reflects your experience and dedication in our innovative workplace.
• Customisable Benefits Programme where you choose what perks you want each year: choose from Additional Annual Leave, Health Insurance, Pension and Fitness / Gym Membership.
• Employee Assistance Program (EAP) to ensure expert support for your mental health & financial well-being whenever you need it.
• Death in Service benefits, for peace of mind and financial security.
• Constant Learning & Career Development via our Track For Talent development programme, with the option to further progress your capabilities across 3 areas: Technical, Business and Emotional.
• Collaborate with supportive colleagues in a professional and welcoming environment.
• Community connection, we frequently sponsor fundraisers, teams and causes that are close to our hearts.
• And finally, we recognise our teammates and celebrate our wins.
• Join our team and be part of shaping the future of network innovation

Please Note: Only candidates permitted to work in the EU will be considered for this role.

Responsibilities
You will work closely with network engineering and project management teams to define requirements, design the database schema, and implement forms, logic, and reports that support the consolidation of network sites. Your Access application will provide a single source of truth for circuit tracking, linking physical assets, logical connections, and migration milestones into a coherent, user-friendly tool.

In this role, you will take ownership of the full development lifecycle, from requirements gathering and prototype design through to delivery, documentation, and handover. The system you develop will become a critical enabler for Entegro's site consolidation programme, helping teams to visualise progress, identify dependencies, and maintain data integrity across multiple workstreams.

This position demands a technically capable developer who is comfortable working independently, managing deliverables, and liaising with end users to refine and optimise the solution as it evolves

• Design and develop a Microsoft Access application to manage circuit inventories through their migration lifecycle.
• Implement robust VBA logic to handle user interactions, data validation, automated workflows, and error handling.
• Design and maintain a relational database schema suited to multi-user environments.
• Develop intuitive forms, reports, and menus to support data entry, review, and reporting.
• Implement record locking and concurrency controls to allow simultaneous multi-user access via a shared network or SharePoint location.
• Ensure data consistency and referential integrity across all tables and relationships.
• Produce detailed technical and user documentation to support long-term maintenance and knowledge transfer.
• Liaise with stakeholders to capture functional requirements and align the database design with operational workflows.
• Support integration or import/export of data from external sources (e.g., Excel, CSV, SQL extracts).

Essential
Skills required

• Minimum 3 years experience developing applications using Microsoft Access and VBA.
• Proven track record in designing and maintaining multi-user Access databases.
• Strong understanding of form and report design, VBA programming, and SQL query optimisation.
• Experience building automated workflows and validation rules using VBA.
• Practical understanding of telecoms or network infrastructure environments, including circuit and site inventory management.
• Excellent analytical and problem-solving skills with strong attention to detail.
• Ability to work independently and manage deliverables to agreed timelines.

Desirable

• Experience integrating Access with SharePoint or SQL Server backends.
• Familiarity with network planning, circuit provisioning, or GIS data structures.
• Understanding of version control and deployment best practices for Access applications.
• Knowledge of reporting tools such as Power BI or Excel Power Query.

Attributes

• Methodical, structured, and detail-oriented approach to software design.
• Strong communication skills, with the ability to explain technical concepts to non-technical stakeholders.
• Proactive in identifying improvements, simplifying workflows, and ensuring data accuracy.
• Capable of balancing autonomy with collaboration across multidisciplinary teams.

We're looking for a Senior Database Developer to play a key role in delivering robust, citizen-focused software solutions for government clients. With over 7 years of experience developing enterprise applications using Oracle, you'll bring deep technical expertise and a collaborative mindset to support and mentor your team.

This is a great opportunity to shape the data backbone of critical public services—ensuring performance, reliability, and scalability at every level.

Responsibilities

• Development and maintenance of views, code, stored procedures, triggers, packages
• Developing customised reports and system generated documents.
• Coding in adherence to the Department and Oracle standards.
• Performing preventative maintenance activities.
• Preparation and maintenance of technical documentation.
• Managing project source code and documentation.
• Effort estimation & quality control of code and other deliverables.
• Version control of application code.
• Database tuning and performance monitoring
• Troubleshooting and resolving complex database problems.
• Advising on Oracle features and on best practice and optimal approach in the use of PL/SQL.
• Conducting developer code reviews.
• Provision of mentoring and skills transfer to colleague as and when required.
• Management of DBA routine tasks e.g. roles, privileges, synonyms, schemas, objects, tablespaces across multiple environments.
• Writing database deployment scripts in compliance with release management standards.
• Development on multiple concurrent projects to strict deadlines.
• Data modelling and database design.
• Issue analysis, diagnosis and resolution.
• Writing complex PL/SQL for Oracle 19c Databases

Qualifications

• BS/MS degree in Computer Science, Engineering or a related subject

Essential Skills
Technical Skills~

• Designing and building Oracle database schemas and ensuring their stability, reliability, and performance.

• Oracle PL/SQL coding including but not limited to~

• Oracle Built-in Packages/Bulk Collect/lnsert/Array Processing/ Ref Cursors o Dynamic SQL —literal and bind variables

• Application Tuning
• Creation of scripts to generate views, procedures, functions, triggers, indexes, constraints and packages

• Data Definition and Transaction Control Language, SQL tuning and Oracle query optimisation using cost based optimiser and other query optimisation tools

• Demonstrate experience in administering a Jenkins instance in order to build windows executables.

• Oracle database design & implementation of logical and physical data model.
• Build and maintenance of largescale databases in a development environment.

• Other technical skill requirements include~

• Understand Excel spreadsheets manipulation using only PL/SQL (read and write)

• Ability to manipulate binary files (BLOB) in PL/SQL
• Programmatically read and write Json and XML using only custom PL/SQL (and explicitly not using the built-in Oracle packages/objects)
• Knowledge of JavaScript, application processes and Ajax
• Understanding of APEX Themes, CSS, and UI customization

• Toolset Experience

• Oracle

• Oracle ORDS
• Developing Oracle APEX reports
• Linux
• Jira
• Confluence

Consultancy Skills~

• Strong client-facing skills, with the ability to build trust and communicate effectively
• Ability to lead and mentor, fostering a culture of learning and knowledge sharing
• Collaborative team player
• Self-driven and disciplined

Experience

• 7+ years of experience in application development
• Public sector experience preferred

Benefits
At Expleo, we are committed to providing a competitive salary and substantial benefits offering with unique wellbeing, financial and employee recognition programmes.

We pride ourselves on our diverse and inclusive culture and offer a variety of family friendly policies and enhanced leave to help you achieve a healthy work life balance.

By providing significant learning and development opportunities, we encourage individual growth and success throughout your career with us.

• Collaborative working environment – we stand shoulder to shoulder with our clients and our peers through good times and challenges
• We empower all passionate technology loving professionals by allowing them to expand their skills and take part in inspiring projects
• Expleo Academy - enables you to acquire and develop the right skills by delivering a suite of accredited training courses
• Competitive company benefits such as medical and dental insurance, pension, life assurance, employee wellbeing programme, sports and social events, birthday hampers and much more
• Always working as one team, our people are not afraid to think big and question the status quo.

"We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age".

At Expleo, we understand that many people experience impostor syndrome throughout their lifetime, please do not let this discourage you from applying for this role. Our Talent Acquisition Team welcomes all CV's and will consider your application in line with the values, requirements and role competencies.

Job Title:
Database Administrator (Azure Cloud)
Location:
North County Dublin
Job Type:
Contract (3 Months, with option to extend)
Work Type:
Hybrid (Minimum 2 days onsite)
Role Type:
Technical
Overview of Role
Our client requires a Cloud Database Administrator (DBA) who will provide administrative services for cloud-native databases deployed in the Azure environment. The role involves collaboration with cross-functional teams such as Cloud Engineering, DevOps, Security, and Analytics to ensure database reliability, performance, security, and compliance. Ideally 3-5 years of experience as Cloud DBA required.

Role & Responsibilities:

• Implement and automate database backup processes with regular reporting to ensure backups are dependable and restorable.
• Develop, document, and test disaster recovery plans with clear recovery objectives and failover strategies.
• Set up monitoring dashboards and alerting systems for database health, usage, and error monitoring.
• Conduct regular database health checks on performance, storage, backups, and security, providing summary reports and recommendations.
• Analyse and optimise slow-running queries or SQL code, delivering performance improvement reports.
• Perform security and compliance audits including database access and encryption, maintaining a security checklist and implementing necessary changes.
• Provision and scale database resources as needed, documenting changes and making scaling recommendations.
• Support DevOps and CI/CD processes by enabling automated database deployment and schema updates, providing tested migration and rollback scripts.
• Maintain up-to-date documentation and deliver knowledge transfer and training sessions for internal teams.
• Continuously review processes and technologies to propose improvements and cost-saving measures.

Skills, Qualifications & Experience

• Proven experience as a Database Administrator or Database Developer in an Azure cloud environment.
• Expertise in SQL and experience managing Azure SQL databases or similar databases like MySQL, PostgreSQL, Cosmos DB, or NoSQL.
• Hands-on experience with cloud-native database services and SQL code optimisation.
• Solid knowledge of Azure Cloud Infrastructure and services.
• Familiarity with infrastructure-as-code (IaC) tools such as Terraform.
• Experience working with Agile, DevOps methodologies, and CI/CD pipelines (Azure DevOps, Jira, GitHub Actions).
• Strong critical thinking skills with diligence, excellent communication, and teamwork abilities.
• Knowledge of monitoring, observability tools, and security best practices.

Experience:

• Ideally 3-5 years of experience as Cloud DBA required.
• Experience delivering database administrative services in Azure cloud environments.
• Skilled in backup/disaster recovery implementation, performance tuning, and capacity management.
• Proven collaboration with DevOps, Security, and development teams in Agile settings.

Education & Certifications:

• Relevant degree or equivalent experience in IT, Computer Science, or related fields.
• Certifications in Azure, database administration, or cloud technologies preferred.

Visa:

• Irish/EU Citizen or Stamp 4 Visa holder.

About Us
As Ireland's largest IT Solutions Provider with a growing global footprint, Ergo offers deep expertise across managed IT & hardware services, cloud, applications & software services, IT resourcing, and modern work solutions. Our recent technology awards reflect our commitment to delivering industry-leading IT solutions, highlighting our team's dedication and expertise.

About the Role

This is a hybrid role requiring 2–3 days onsite in Limerick, Ireland.

Responsibilities

• Manage MongoDB clusters (replica sets, sharding, backups)
• Optimize performance and scalability
• Implement cloud deployments (AWS/GCP/Azure)
• Apply SRE principles (SLIs, SLOs, automation)
• Develop observability dashboards and CI/CD pipelines

Qualifications

• Strong MongoDB DBA experience
• SRE background
• Cloud & infrastructure-as-code expertise
• Python/Bash scripting skills

Required Skills

• Strong MongoDB DBA experience
• SRE background
• Cloud & infrastructure-as-code expertise
• Python/Bash scripting skills

This is a
hybrid role
requiring 2–3 days onsite in
Limerick, Ireland

Lead Admin-DBA

• 3 Days Office
• Dublin
• 2-3 Weeks' Notice preffered
• Duration :1 Year
• Mandatory Skills: Oracle Database.
• Experience: 5-8 Years

Role & Responsibilities

• Handled large database estates and managed TB size of databases
• Installation and administration of multiple versions of databases on multiple Unix platforms and Windows servers
• Design and implement the high availability solutions (RAC, Golden Gate and Dataguard)
• Install, configure and manage ASM instances in oracle
• Plan and execute major migrations and upgrades
• Define and configure the disk and diskgroups in ASM and troubleshoot
• Manage and administer the databases on Exadata machine
• Plan the database upgrade, migration and patching
• Plan and implement the backup/recovery on need basis
• Hardware tech refresh (host to host database move)
• Coordinate and work with database vendors for resolution on major incidents
• Database refresh, re-org, backup using RMAN and 3rd party tools
• Install and configure grid control database monitoring tools
• Install, Administer, manage and troubleshoot Oracle grid control
• Define performance benchmarks and metrics
• Periodic database instance performance review and tuning recommendation
• Proactive database analysis and suggestion to application team / business
• Write and troubleshoot shell scripting, SQL and PL/SQL scripts
• Primarily role is supporting the production and non-prod database environments
• Ensure the reduction of repeated errors through implementation of necessary checkpoints
• Contribute towards evaluation of tools, products and software selection
• SLA tracking and reporting to Higher management
• Prepare and Maintain Standard Operating Procedure for all activities
• Proactive identification of risks and mitigation of the same
• Technical presentation on emerging technologies.
• Foresee the need for newer technology based trainings on customer needs and provide suggestions for such trainings to Project Manager.
• Implement and Periodical check on Automation
• Implement and Periodical check on DB Security
• Identify, document and track Technology related risks and mitigation plan in the project
• Technical and Process guidance to L2 and L1 DBA
• Provide 24x7 and on call support for critical application databases

Skills

Must have / Nice to Have

Technical Skills (Core & Top-Up)

• Strong database administration
• Database upgrades on multiple versions and releases
• High availability (RAC) setup and administration
• Disaster recovery design, planning, setup and administer the Dataguard (standby)
• Install, configure, maintain and troubleshooting on Golden Gate
• Knowledge on ExaData
• OEM Configuration and management
• Automation through scripting
• Strong performance analysis on AWR, ADDM, SQL Profile, ASH and advisory views
• Experience on OS, Storage, Network and Virtualization activities
• Certification on Primary Technology
• Handled database estate of various technologies
• Process & Tools
• Service Request and Incident, Problem, Change managements
• Configuration, Capacity planning and Knowledge management
• Experience on ITIL Tools like Remedy, Service Now or any other ticketing tool
• Identify the service improvement plan
• ITIL Foundation certified

Behavioral Skill

• Strong verbal and written communication skills
• Team management and motivation
• Flexibility, good attitude
• Manage the global infrastructure customer and projects

Role:
Oracle DBA

Location:
Dublin, Ireland (Onsite 3 days/week)

Duration:
6 Months Contract

Day Rate:
€400–440/day

Start:
Immediate to 2 weeks' notice

Key Skills & Experience:

• Strong Oracle DBA with large database estate management (TB scale).
• RAC, Dataguard, Golden Gate, ASM, Exadata.
• Database upgrades, migrations, backup/recovery (RMAN).
• Performance tuning (AWR, ADDM, SQL, ASH).
• OEM/Grid Control administration.
• Scripting (Shell, SQL, PL/SQL).
• ITIL processes (Change/Incident/Problem) – ITIL certified preferred.
• 24x7 production and non-production support.

Key Responsibilities & Outcomes

Working within the Commercial Retail team, this individual will be responsible for ensuring the accuracy and ongoing maintenance of EPOS database systems. Reporting to the Database Manager, the ideal candidate will be a proactive team player with strong Excel skills, a keen eye for detail, and a desire to grow and develop within the role.

Day-to-day responsibilities include:

• Supporting the database team in the ongoing maintenance of EPOS systems
• Updating and managing product standards across categories, pricing, and branding
• Collaborating with wholesale purchasing teams and third-party suppliers to ensure accurate product data
• Liaising with external service providers (e.g., McLernons, Azpiral) to deliver optimal support to the business
• Adhering to and continuously improving database processes
• Ensuring timely import and setup of approved products
• Configuring promotions and loyalty offers in line with promotional calendars
• Responding to store EPOS queries promptly and professionally
• Assisting with any additional database-related projects or requests as needed

Key Skills & Experience

• Advanced Excel skills with the ability to manipulate, analyse, and present large datasets effectively
• Strong general IT knowledge, particularly in working with data-driven systems (non-networking)
• Proven experience managing and maintaining large databases and handling high volumes of product or transactional data
• Demonstrated ability to compile clear, insightful management reports from available data sources
• Familiarity with EPOS systems is essential — this role is focused on EPOS operations and does not involve IT networking, Python, or SQL development
• Excellent attention to detail and a methodical approach to data accuracy and integrity
• Strong communication and collaboration skills, with the ability to work cross-functionally with commercial, purchasing, and supplier teams

Additional Information

This role is based in Citywest, Dublin, and will require regular in-person collaboration. Flexibility is offered through a hybrid working model. In return, you'll be joining a progressive environment that recognises the evolving nature of work-life balance and supports a flexible, people-first approach.

• Strong numerical and analytical abilities, with advanced proficiency in Microsoft Office tools including Excel, Access, PowerPoint, and Word
• Hands-on experience with McLernons and/or EPOS systems is essential
• Excellent interpersonal and communication skills, with the ability to work effectively across teams

Key Responsibilities / Outcomes

Working within the Commercial Retail team, this individual will be responsible for ensuring the accuracy and ongoing maintenance of EPOS database systems. Reporting to the Database Manager, the ideal candidate will be a proactive team player with strong Excel skills, a keen eye for detail, and a desire to grow and develop within the role.

Claire

Type of contract:

12 Months

Location(s):

Claire

Language(s):

English

Mobility:

Limited Travel

Application Deadline:

31/10/2025

The Role:

• SQL Database Administrator
• Shannon
• Hybrid or Remote role – This role can be carried out on a hybrid or remote basis. There will be occasional onsite presence required and therefore you should be able to get to site if required but the role can be conducted remotely so if you are based inside Ireland and have your own transport this would suffice.
• Contractor Opportunity

Role Brief:

In this role you will be responsible for the maintenance of an SQL Database that has expanded since deployment. You will work with an NNIT client to ensure that the database is maintained and enhanced where possible from an operational perspective.

Core Tasks:

• Database Maintenance
• Performance Monitoring & Optimization
• Data Backup & Recovery
• Troubleshooting & Support
• Capacity Planning & Scalability
• Security & Compliance (roles, permissions, encryption, auditing)
• High Availability (HA) & Disaster Recovery (design, testing & documentation)
• Upgrade & Patch Management (planned maintenance & version roadmap)
• Monitoring & Alerting (proactive monitoring, actionable alerts)
• Documentation & Knowledge Transfer (runbooks, training, processes)

Skills Brief:

• Over 5 years of experience in an SQL database administration role

• Strong experience of SQL database management functions with a particular emphasis on

• Performance Monitoring and Optimization

• Backup and recovery management and enhancement
• Capacity management and ensuring scalability
• High Availability (HA) and Disaster Recovery

• Upgrade and patch management

• Experience within a manufacturing environment would be advantageous but is not essential

• Strong project management skills
• A proven ability to work with a diverse range of technical and business stakeholders

Person Brief:

Candidates must have a Bachelor's degree in Computer Science, Electrical Engineering, Systems Engineering, Technology or a related discipline with over 5 years' experience of Database Administration. Some experience within a manufacturing environment would be ideal but proven database management experience in other sectors will also be considered.

The ideal candidate will have excellent collaboration and communication skills, strong attention to detail and an excellent understanding of validation concepts and documentation. He/she should also have proven ability to solve complex technical & equipment qualification challenges using a rational scientific approach.

The candidate must be based in Ireland and if required be able to be onsite in Shannon however it is expected that much of the work will be possible to be conducted remotely. You must have your own transport or be able to get to site easily on occasions when this is required.

NNIT is a publicly listed company that specializes in IT solutions to life sciences internationally, and to the public and enterprise sectors in Denmark. We focus on high complexity industries and thrive in environments where regulatory demands and complexity are high. We advise on and build sustainable digital solutions that work for the patients, citizens, employees, end users or customers. NNIT consists of group company NNIT A/S and subsidiaries SCALES, Excellis Health Solutions and SL Controls. Together, these companies employ more than 1,800 people in Europe, Asia, and USA.

We celebrate diversity and are committed to creating an inclusive environment for all employees. All candidates are encouraged to apply for the given job regardless of their gender, age, religious beliefs, sexual orientation, national and social origin, political opinion, disability, race, skin colour, and ethnic origin.

In the interest of fostering a fair and unbiased recruitment process, we kindly request candidates to refrain from including their pictures in their applications.

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