Find your next tech and IT Job or contract Database Administrator (Oracle, Sybase, SQL Server…)

A Database Administrator (DBA) is responsible for managing, securing, and maintaining an organization's database systems. Their role involves ensuring data integrity, performance optimization, backup, and recovery processes. DBAs work closely with IT teams to support data analysis, software development, and system improvements.

1,348 results
Contractor

Contractor jobData scientist maritime – performance navire & décarbonation

Mon Consultant Indépendant
Published on
AWS Cloud
Microsoft Excel
Python

3 months
320-370 €
Marseille, Provence-Alpes-Côte d'Azur
Contexte : Dans le cadre d'un projet R&D dédié à l'évaluation de la performance des retrofits et à la décarbonation maritime, notre client recherche un profil spécialisé en analyse de performance navire et en data. Le consultant interviendra au sein d'une équipe pluridisciplinaire afin de fiabiliser la méthodologie de calcul des économies de carburant et de CO2, en distinguant notamment les gains liés au fouling de ceux générés par les retrofits. Missions principales : · Définir, documenter et valider la méthodologie de calcul des économies de carburant et de CO2 liées aux retrofits. · Analyser les performances des navires avant et après retrofit à partir des données de vitesse, tirant d'eau, puissance et consommation. · Séparer et quantifier les effets du fouling et les gains réellement liés aux retrofits. · Contrôler la qualité et la cohérence des données opérationnelles et identifier les éventuelles anomalies. · Comparer différentes sources de données de consommation et analyser leur impact sur les résultats. · Réaliser les analyses navire par navire et produire les synthèses techniques nécessaires à la validation. · Appuyer la validation des gains retrofit en comparant les résultats réels aux gains théoriques. · Préparer les données nécessaires aux tableaux de bord et au reporting CO2 Savings. · Formaliser les hypothèses, limites, recommandations et éléments de traçabilité afin de permettre l'industrialisation de la méthodologie. Livrables attendus : · Méthodologie de calcul validée pour le périmètre pilote, avec distinction fouling / retrofit. · Notes méthodologiques détaillant hypothèses, formules, sources de données et limites. · Fichiers d'analyse par navire et synthèses techniques. · Contrôles qualité et cohérence des données opérationnelles et retrofit. · Analyses comparatives des différentes sources de consommation. · Données et résultats prêts pour le reporting des économies de carburant et de CO2.
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Contractor

Contractor jobDV Infrastructure/Software Engineer

LA International Computer Consultants Ltd
Published on

30 months
SW1A 2AH, City of Westminster, England, United Kingdom
DV Infrastructure/Software Engineer Office days - minimum 3 Location - London, Manchester, Ipswich, and Cheltenham. Security - DV Rate £600 - £750 Inside IR35 We have lots of roles available at different seniority levels. Accountabilities will vary depending on role, but will follow these principles: * Own and deliver engineering platform capabilities that enable teams to build, test, secure, and deploy services in a highly-automated, CI/CD-driven environment. * Design, implement, and evolve CI/CD pipelines, ensuring consistent, reliable, and repeatable delivery processes across multiple teams and services. * Embed Infrastructure-as-Code (IaC) practices, driving standardisation, scalability, and elimination of manual provisioning and configuration drift. * Integrate security controls into engineering workflows, ensuring services are secure by design and comply with the highest standards, from initial build through to production. * Support and enable engineering teams, providing guidance, tooling, and best practices to improve delivery velocity, quality, and resilience. * Continuously optimise automation, identifying opportunities to remove repetitive manual tasks, reduce cycle times and improve developer experience. * Collaborate across development, security, and operations spheres, breaking down silos and promoting end-to-end ownership of services. * Maintain and improve engineering tooling and platforms, including source-code control systems, build systems, artifact repositories and deployment frameworks. * Drive adoption of modern engineering practices, including continuous integration, continuous delivery, automated testing, and observability. * Monitor and improve platform performance and reliability, using metrics such as deployment frequency, lead-time, failure rates, and recovery times. * Contribute to technical standards and governance, ensuring consistency, security, and best-practice across engineering teams. * Support incident response and problem resolution, ensuring rapid recovery and continuous improvement through feedback loops and retrospective sessions. * Document and share knowledge, building reusable patterns, templates and guidance in order to scale up engineering capability. Technical: * Single- or multi-tier software application development (Java, Python, JavaScript, C++, C#, etc) * Database technologies & ORM (Elastic, MySQL/MariaDB, SQL*Server, etc) * Spec-driven software development & MCP use (Kiro, Claude, etc) * Source-code control (Git & Git-based technologies e.g. GitOps) * CI/CD platforms (GitLab, Jenkins) * Configuration management & IaC frameworks (Terraform, Ansible, Chef, Puppet) * Containerisation & container platforms (Kubernetes, Helm-based management & deployment) * Cloud-native platforms (AWS, Azure, GCP, VCF) * Artifact & package management (Nexus/Artifactory/Harbor) * Observability (Prometheus, Grafana, ELK stack, Fleet, Defend) * Identity & access management (IAM, OAuth/OIDC e.g. Keycloak, Secrets Mgmt e.g. Vault) * Automated testing frameworks * Release & deployment automation (ArgoCD, Flux) * Data-streaming & integration platforms (Kafka, NiFi) * Load-balancing and proxies (Nginx, HAProxy, ALB) * Encryption & certificate lifecycle management (TLS/SSL, PKI, etc) * OS configuration & management (Linux, Microsoft Windows) * System administration/diagnosis/troubleshooting * Networking (DNS, NAT, IP-addressing, TCP/UDP, routing, switching, firewalls, VPNs, etc) please share your latest CV Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take a minimum 18 weeks. LA International is an award-winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market leader in the delivery of Security Cleared talent to organisations that demand the very highest levels of security, compliance and assurance. An award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over multiple years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. If you require any adjustments or support during the recruitment process, please let us know and we will work with you to ensure a fair and accessible experience. Please Note: If a high volume of applications is received, only candidates shortlisted will be contacted.
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Contractor

Contractor jobHR Project Manager

Huxley
Published on

12 months
£575-608
SW1A 2AH, City of Westminster, England, United Kingdom
Oracle HR Transformation Project Manager Needed! An exciting opportunity is available for an experienced HR Project Manager to join a major HR transformation programme based in London for a Financial Services client of mine. The role is for an initial 4 months with scope of extensions sitting inside IR35 via an umbrella. This contract position focuses on overseeing the transition to Oracle within the HR function, ensuring robust risk management and governance throughout the project lifecycle. The successful candidate will play a pivotal role in planning, executing, and delivering key project milestones related to HR transformation. Responsibilities include coordinating project activities, managing timelines, and ensuring compliance with governance frameworks. You will be expected to identify and mitigate risks, liaise with stakeholders, and drive the implementation of Oracle solutions to support the organisation's HR objectives. To be considered for this role, you must have demonstrable experience in HR transformation projects, with a strong understanding of Oracle systems. Proven expertise in risk assessment and governance is essential, as is the ability to work collaboratively with cross-functional teams. The position requires a proactive approach, excellent communication skills, and the capacity to manage multiple priorities in a fast-paced environment. The role is based in London and follows a hybrid working pattern, with three days onsite and two days working from home each week. If you are a results-driven HR Project Manager with a track record of delivering transformation projects and expertise in Oracle, risk, and governance, this position offers a challenging and rewarding next step in your career Please click to find out more about our Key Information Documents. Please note that the documents provided contain generic information. If we are successful in finding you an assignment, you will receive a Key Information Document which will be specific to the vendor set-up you have chosen and your placement. To find out more about Huxley, please visit Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales
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Permanent

Job VacancySenior Software Engineer – .NET / Finance de Marché

Espritek
Published on
.NET
C#
Design pattern

Paris, France
Dans le cadre du renforcement d'une équipe IT intervenant au cœur des activités Equity d'une banque d'investissement, nous recherchons un Senior Software Engineer disposant d'une excellente maîtrise de la programmation orientée objet et d'une solide culture des marchés financiers. L'équipe travaille quotidiennement en proximité avec les équipes de Structuration et de Trading et s'appuie sur les standards et composants techniques définis à l'échelle de l'IT Global Markets. Vous interviendrez notamment sur : - La conception et le développement d'applications et composants à destination des activités Equity ; - La modélisation et le développement en environnement orienté objet, principalement autour de C# / .NET ; - La conception de solutions robustes et maintenables en appliquant les principes de POO et les Design Patterns ; - L'évolution d'applications manipulant des données de marché et des instruments financiers ; - La compréhension et la traduction technique de problématiques liées à la valorisation des instruments financiers ; - La prise en compte des mécanismes de couverture et de réplication associés aux produits ; - Les échanges quotidiens avec les équipes de Structuration et de Trading ; - La contribution aux choix de conception et à la qualité globale des développements. La capacité à comprendre les problématiques financières derrière les développements constitue un élément central de la mission.
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Frequently asked questions about working as a Database Administrator (Oracle, Sybase, SQL Server…)

What is the role of a Database Administrator (Oracle, Sybase, SQL Server…)

Find answers to common questions about becoming a Database Administrator, including job responsibilities, required skills, training options, and salary insights.

How much does a Database Administrator (Oracle, Sybase, SQL Server…) charge

In the UK, a Database Administrator's salary varies depending on experience, location, and industry. On average, a junior Database Administrator can earn between £25,000 and £35,000 annually. Mid-level positions typically offer between £35,000 and £50,000 per year, while senior-level Database Administrators can earn upwards of £50,000 to £70,000 or more, with additional bonuses and benefits in certain sectors.

What is the definition of a Database Administrator (Oracle, Sybase, SQL Server…)

A Database Administrator (DBA) is an IT professional responsible for the installation, configuration, maintenance, and security of database systems. They ensure that data is stored safely, is accessible to authorized users, and is maintained for performance and reliability.

What type of mission can a Database Administrator (Oracle, Sybase, SQL Server…) handle

The primary responsibilities of a Database Administrator include installing and configuring database systems, ensuring data integrity, optimizing database performance, implementing security measures, conducting backups, and performing recovery operations. They also monitor databases to ensure they are running smoothly and troubleshoot any issues that arise.

What are the main skills of a Database Administrator (Oracle, Sybase, SQL Server…)

Key skills for a Database Administrator include proficiency in database management systems (DBMS) such as Oracle, SQL Server, or MySQL, strong problem-solving abilities, knowledge of SQL and database scripting, understanding of data security best practices, and experience with performance tuning and optimization. Communication skills and the ability to work well with IT teams are also important.

What is the ideal profile for a Database Administrator (Oracle, Sybase, SQL Server…)

The role of a database administrator is particularly well-suited for someone who can quickly adapt to a company's IT department, especially when working as a freelancer. A database administrator must be responsive and also possess teaching skills, as they will need to train various people when required. Furthermore, an administrator must be quick to respond and methodical, as they will need to intervene swiftly in cases of issues, such as network security problems. Data management requires precision since the data must be available to users under all circumstances.

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