1 to 25 of 227 Performance Tuning Jobs

Senior Power BI Architect

Hiring Organisation
Persistent Systems
Location
Watford, England, United Kingdom
lead the design, development, and optimization of enterprise-scale BI solutions. This role requires deep technical expertise in Power BI, data modeling, and performance tuning, especially for large and complex datasets. The ideal candidate will be proficient in tools like DAX Studio, Tabular Editor, and Azure-based data … + Amazon QuickSight). Design and optimize complex data models using Tabular Editor and DAX Studio. • Manage and optimize very large datasets (VLDB) for performance and scalability. Collaborate with business stakeholders to gather requirements and translate them into technical solutions. Lead performance tuning, including DAX optimization ...

Vice President, Platform Engineering - Windows SRE

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
self-service* Deliver continuous service improvement by developing Infrastructure as Code* Eliminate manual, repetitive, automatable, tactical tasks that are devoid from value* Improve system performance, make effective use of resources, distribute load and reduce latency* Identify SLO’s (Service Level Objectives) to meet availability and latency objectives* Develop … Microsoft Windows Server internals and related technologies* Excellent skills in managing and maintaining Active Directory, DHCP, DNS, LDAP and Kerberos* Extensive experience in hardware performance monitoring and tuning complex low latency systems.* Agile, Site Reliability Engineering (SRE) and DevOps Principles and practices* Exceptional knowledge of scripting and programming ...

Senior Oracle PL/SQL Developer (Remote)

Hiring Organisation
Integrated Data Services
Location
United States
Employment Type
Permanent
Salary
USD 145,000 Annual
Developers with expert-level command of the Oracle RDBMS, SQL, and PL/SQL. You will be responsible for the architecture, development, and performance optimization of Oracle databases, including complex PL/SQL packages, triggers, types, and data pipelines. We're looking for somebody who is a confident problem … limited to, the following: Oracle database full life-cycle development including data modeling, database architecture, SQL and PL/SQL development, performance tuning, unit testing, and production support. Design and implement efficient, maintainable database solutions for high-volume, web-based applications serving DoD customers. Contribute to architecture decisions ...

Senior FullStack Developer

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
data-driven workflows is advantageous Key Responsibilities Design, develop, and maintain full stack applications using React JS , C#.NET Core , and supporting technologies. Build high-performance backend services, RESTful APIs, and microservices with focus on scalability, maintainability, and resilience. Develop responsive, modular, and accessible UI components using React … driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best practices: code reviews, unit/integration testing, performance tuning, documentation, security scanning Contribute to cloud migration and modernization initiatives, especially in Azure or AWS environments. Mentor junior developers and collaborate within ...

Senior FullStack Developer

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
data-driven workflows is advantageous Key Responsibilities Design, develop, and maintain full stack applications using React JS , C#.NET Core , and supporting technologies. Build high-performance backend services, RESTful APIs, and microservices with focus on scalability, maintainability, and resilience. Develop responsive, modular, and accessible UI components using React … driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best practices: code reviews, unit/integration testing, performance tuning, documentation, security scanning Contribute to cloud migration and modernization initiatives, especially in Azure or AWS environments. Mentor junior developers and collaborate within ...

DevOps Engineer

Hiring Organisation
Infinity Quest
Location
Halifax, England, United Kingdom
Networking & Security: Experience with GCP Cloud Armor, GCP Networking, and embedding secure-by-design controls from design to runtime. • Automation & Observability: Implementing actionable observability, performance tuning, and automation to reduce toil. Defining and operating against SLOs/SLIs. • Scripting & Tooling: Scripting in Bash, PowerShell, or Python. Familiarity with … managing Google resources, ensuring repeatability and compliance. • Security & Compliance: Embed security best practices and controls throughout the platform lifecycle, safeguarding organisational and customer data. • Performance & Reliability: Define, monitor, and operate against service level objectives (SLOs/SLIs), ensuring high availability, performance, and fault tolerance. • Continuous Improvement: Drive automation ...

Senior Data Engineer

Hiring Organisation
Eden James Consulting Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Data Factory and Databricks, replacing legacy SSIS pipelines. Identifying opportunities to harden and automate manual steps within the Finance Close workflow Conduct T-SQL performance tuning across on-prem and cloud environments.Conduct T-SQL performance tuning across on-prem and cloud environments. Collaborate with ...

SQL Database Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Warrington, Cheshire, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
Role: In the short term, the successful candidate will take ownership of modernising legacy application databases. This will involve designing and implementing scalable, high-performance database architectures to replace existing MySQL backends supporting application services. They will lead the migration of data from legacy platforms into new Microsoft … Server environments, ensuring data integrity, optimal performance and minimal disruption to live systems. The role will also be responsible for configuring SQL Server security and access controls, including the creation and management of developer roles and permissions to support application connectivity and deployment. Over time, the focus will shift ...

Database Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Wigan, Greater Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
Role: In the short term, the successful candidate will take ownership of modernising legacy application databases. This will involve designing and implementing scalable, high-performance database architectures to replace existing MySQL backends supporting application services. They will lead the migration of data from legacy platforms into new Microsoft … Server environments, ensuring data integrity, optimal performance and minimal disruption to live systems. The role will also be responsible for configuring SQL Server security and access controls, including the creation and management of developer roles and permissions to support application connectivity and deployment. Over time, the focus will shift ...

Senior Java Developer (Low-Latency Payments Systems)

Hiring Organisation
RE Partners
Location
City of London, London, United Kingdom
based in the UK or US and offers the opportunity to build scalable, real-time services using modern technologies. If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities … DevOps, Product, and QA teams to ensure production-grade solutions. Participate in architectural discussions, advocate for best practices, and provide mentorship to peers. Drive performance tuning, fault tolerance, and observability improvements across services. Required Skills & Experience: 5+ years of experience in Core Java development with a focus ...

Senior Programmer Analyst

Hiring Organisation
CAI
Location
Chicago, Illinois, United States
Employment Type
Permanent
Salary
USD Annual
supporting transit systems and Cleverware upgrade initiatives • Design, develop, and optimize Oracle PL/SQL components, including packages, stored procedures, cursors, dynamic SQL, and performance tuning • Design and implement ETL processes to extract, transform, and load data across transit systems • Develop and maintain integrations using SQL Server Integration … batch processing • Provide database connectivity and integration support using .NET technologies (C# or VB.NET) • Design and maintain relational data models, ensuring proper normalization and performance • Develop and support Microsoft SQL Server solutions, including T SQL, stored procedures, and linked servers • Integrate Cleverware data with enterprise data warehouses ...

SQL Database Administrator

Hiring Organisation
Careerwise
Location
United Kingdom
workloads on Microsoft Azure Manage and support virtualized environments using Hyper-V Implement and maintain backup and recovery solutions using Veeam Perform capacity planning, performance tuning, and query optimization Manage HA/DR solutions (Always On Availability Groups, Failover Clustering, Azure SQL MI) Ensure security, compliance, and access … experience with Azure Cloud , including: Azure SQL (IaaS & PaaS) Azure Virtual Machines Azure Storage, Backup, and Monitoring Experience with Veeam Backup & Replication Expertise in performance tuning, indexing, and troubleshooting Strong scripting skills ( PowerShell, T-SQL ) ⭐ Nice to Have Experience with Azure DevOps/CI-CD pipelines Infrastructure ...

Senior Database Architect

Hiring Organisation
The Recruitment Company
Location
Galway, Ireland, Galway County, Republic of Ireland
Employment Type
Temporary
Salary
£600 - £650/day
from concept through to production Build scalable APIs, backend services, and user-facing components Develop and optimise database solutions, including schema design, queries, and performance tuning Build and maintain data pipelines to process and transform large datasets Deploy and manage applications and databases within AWS environments Collaborate with … cloud-based database technologies Solid understanding of object-oriented programming and scalable system design Experience with data pipelines, ETL processes, or database performance tuning is advantageous If you are interested, click apply or send your cv to (url removed ...

Data Platform Solution Architect

Hiring Organisation
MarkJames 🌍
Location
Essex, England, United Kingdom
scalable, cloud-native data platforms in Basildon . This role will focus on building modern lakehouse architectures leveraging AWS and Snowflake, ensuring high performance, reliability, and governance across enterprise data ecosystems. Key Responsibilities Design and deliver end-to-end data platform architecture using Snowflake, AWS, and modern lakehouse principles … blueprints Architect and optimise data pipelines using Airflow/MWAA and dbt Define and implement data lakehouse solutions using Apache Iceberg and S3 Lead performance tuning across Snowflake, Airflow, and Iceberg environments Ensure platform reliability, observability, and scalability Drive adoption of cloud-native design patterns and best practices ...

Data Engineer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
move toward predictive analytics and ML Ops workflows. Role The Data Engineer will own and assess the Snowflake platform, proposing and executing optimisation around performance, cost, scalability, and architecture improvements. Lead DBT development and maintenance, with emphasis on test frameworks, transformation efficiency, and eliminating redundant or resource-heavy flows … maintain CI/CD pipelines to automate reliable deployment of data transformations. Provide deep insight into Snowflake infrastructure, including cost and pricing models, performance tuning, and resource governance. Support ML Ops/predictive analytics operationalisation - managing updates, performance monitoring, and change rollout rather than building models from ...

Oracle Analytics Consultant - SC cleared - £400 outside IR35

Hiring Organisation
RP Recruitment Ltd
Location
Andover, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
Up to £400 per day
solutions , including data modelling Develop OAS dashboards and reports for business insights Provide production support and resolve data/ETL/reporting issues Perform performance tuning across RPD, ODI, queries, and reports Maintain technical documentation and best practices Required Skills & Experience Strong hands-on experience with Oracle Analytics … Proven expertise in RPD development and modelling Solid experience with Oracle Data Integrator (ODI) Strong background in data warehousing and ETL processes Experience in performance tuning and troubleshooting Ability to work independently in a secure, client-facing environment ...

SQL Engineer

Hiring Organisation
DGH Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
business needs. * Support the migration of associated Windows Server estates * Ensure secure, stable and compliant transitions aligned with end of life timelines. * Conduct troubleshooting, performance tuning, and post migration validation work. * Produce clear migration documentation, runbooks, and operational handover materials. * Collaborate with technical leads, infrastructure teams, and wider … later versions (SQL 2022; SQL 2025). * Strong understanding of SQL Server architecture, clustering, HA/DR, AlwaysOn, performance tuning, and security. * Demonstrated ability to analyse large, complex estates and identify hidden/unknown instances. * Experience migrating associated Windows Server platforms (2016/2019). * Ability to work ...

Senior Database Architect

Hiring Organisation
The Recruitment Company
Location
Galway, Ireland, Galway County, Republic of Ireland
Employment Type
Temporary
Salary
£600 - £650/day
from concept through to production Build scalable APIs, backend services, and user-facing components Develop and optimise database solutions, including schema design, queries, and performance tuning Build and maintain data pipelines to process and transform large datasets Deploy and manage applications and databases within AWS environments Collaborate with … cloud-based database technologies Solid understanding of object-oriented programming and scalable system design Experience with data pipelines, ETL processes, or database performance tuning is advantageous If you are interested, click apply or send your cv to (url removed ...

Technical Lead / Solution Architect (PHP & AWS)

Hiring Organisation
HTC Global Services Inc
Location
Phoenix, Arizona, United States
Employment Type
Permanent
Salary
USD Annual
integration patterns for identity, GIS, and cloud services Define service interactions, data flows, and system boundaries Guide database schema strategy, caching design, and query performance tuning Ensure proper environment synchronization, audit trails, and change tracking Security, DevSecOps & Governance Define security architecture aligned with OWASP and data confidentiality requirements … modern frameworks (CodeIgniter 4, Laravel, or Symfony) and RESTful APIs Strong knowledge of relational databases (SQL Server or PostgreSQL), including schema design and performance tuning Experience with analytical data platforms, caching (Redis), and ETL pipelines Hands-on experience with AWS cloud services (EC2, RDS, S3, VPC, CloudWatch, Secrets ...

Data Engineer

Hiring Organisation
JSS
Location
London Area, United Kingdom
between core systems and the Enterprise Data Warehouse, ensuring accurate and timely reporting Manage and monitor ETL pipelines, identifying and resolving data issues and performance bottlenecks Act as a technical point of contact during financial close periods (monthly, quarterly, year-end) Perform root cause analysis on data issues … cloud-based “Single Source of Truth” data platform Design, develop and maintain ETL workflows using modern tools (e.g. Azure Data Factory, Databricks) Optimise database performance through query tuning, indexing and partitioning strategies Support CI/CD practices using Azure DevOps Produce and maintain technical documentation Provide ...

Senior Technology Architect-Azure Platform Architecture, Infrastructure/ Cloud Engineering

Hiring Organisation
Infosys
Location
United Kingdom
Architect to own and govern the enterprise Azure platform, spanning platform design, service provisioning, automation, operations, FinOps led cost governance, CI/CD enablement, performance, security assurance, and regulatory compliance. This role defines how Azure is designed, consumed, secured, and operated at scale, acting as the central platform authority … forecasting models. •Establish cost monitoring and usage transparency dashboards for platform, product, and delivery teams. •Drive architectural and operational decisions that optimise cost to performance, scalability, and resilience. •Act as the primary interface between platform, operations, and finance stakeholders on cloud cost accountability. Performance Engineering & Troubleshooting •Define platform ...

Qlik Sense BI Developer

Hiring Organisation
Asenium Consulting
Location
City of London, Greater London, UK
that transform raw data into actionable insights. Your work enables business stakeholders to make informed decisions through intuitive dashboards and reports that reflect key performance metrics. Key Responsibilities: Requirement Gathering: Collaborate with business and data teams to understand reporting needs and translate them into technical specifications. Data Integration & Modeling … various sources to ensure data accuracy and performance. Dashboard Development: Build interactive, user-friendly dashboards and reports using Qlik Sense scripting and visualization tools. Performance Optimization: Enhance application performance through script optimization and efficient data modeling. Testing & QA: Conduct rigorous testing and support user acceptance to ensure data ...

Cloud Data Architect

Hiring Organisation
Quantiphi
Location
United Kingdom
Architect and implement scalable, secure, and highly available data platforms on AWS Drive schema conversion and modernization strategies (heterogeneous migrations where applicable) Optimize performance of source and target systems pre- and post-migration Manage and govern S3-based data lakes and metadata using Glue Data Catalog Collaborate with application … working with S3-based data lakes and Glue Data Catalog Strong understanding of CDC, transaction consistency, and migration cutover strategies Hands-on experience with performance tuning, schema design, and query optimization Proficiency in Python/PySpark and scripting (Shell/Python) Experience with Oracle, SQL Server, MySQL, PostgreSQL ...

EBSA - IDAM DevOps

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day
security standards Ingress controllers, service mesh integration Multi-environment strategy (Dev/Test/Prod) Troubleshooting complex production issues Helm/Kustomize-based deployments Performance tuning and resilience engineering OpenLDAP (Enterprise Identity Integration) Installation, configuration and hardening of OpenLDAP Schema design and directory structuring Secure authentication integration (LDAPS … certificates, RBAC mapping) Kubernetes authentication via LDAP Identity federation patterns across CI/CD tooling High availability and replication strategies Troubleshooting directory performance and sync issues Jenkins (CI/CD Architecture & Engineering) Pipeline-as-code (Groovy) Shared libraries and pipeline governance Integration with Kubernetes agents Secure credential management Test ...

Cloud Data Architect - AWS

Hiring Organisation
Quantiphi
Location
United Kingdom
Architect and implement scalable, secure, and highly available data platforms on AWS. Drive schema conversion and modernization strategies (heterogeneous migrations where applicable). Optimize performance of source and target systems pre- and post-migration. Manage and govern S3-based data lakes and metadata using Glue Data Catalog. Collaborate with … working with S3-based data lakes and Glue Data Catalog. Strong understanding of CDC, transaction consistency, and migration cutover strategies. Hands-on experience with performance tuning, schema design, and query optimization. Proficiency in Python/PySpark and scripting (Shell/Python). Experience with Oracle, SQL Server, MySQL ...