1 to 25 of 30 DemandTrendContract Performance Tuning Jobs in England

Dynamics D365 Performance Engineer - Outside IR35 A number of D365 Performance Engineers are required for a public sector client. You will have extensive experience of D365 CE/CRM and Power Platform. Skills: D365 CE/CRM Power Platform Azure - IaaS/PaaS services .Net, C#, Javascript, TypeScript Strong knowledge of Performance tuning in D365 implementations … Responsibilities: Focus on owning and managing performance improvements in D365 implementations Design and implement performance tuning strategies Analyse telemetry, logs, and metrics to identify and improve performance in customizations, integrations, and infrastructure. Lead performance testing and optimization initiatives across the CRM platform The role is for 6 months initially and based from home with ad More ❯

responsibilities will include: Designing and optimising a BigQuery-based data warehouse, ensuring scalability and efficiency. Building and maintaining ELT pipelines using dbt, enabling seamless data transformation. Developing and implementing performance tuning strategies to optimise query execution and cost efficiency. Working with stakeholders to understand business needs, translating them into effective data models. Creating clear and comprehensive documentation to … dbt, including building and optimising data models. Proficiency in SQL for large-scale data transformations. Experience in ELT processes and best practices for cloud-based data warehousing. Knowledge of performance tuning techniques for optimising BigQuery queries and costs. Familiarity with cloud services (GCP, Terraform, Airflow, etc.) and their integration with BigQuery. HOW TO APPLY Please register your interest More ❯

client based in London. It is hybrid and will require 3x days onsite per week. You will design, optimize, and maintain Oracle-based data warehouse solutions to ensure high performance, scalability, and alignment with business intelligence and analytics needs. This role requires the individual to design and optimize Oracle-based data warehouse systems, ensuring they are scalable, high-performing … and aligned with business analytics needs. They will collaborate closely with the head of the data team and .NET developers, applying advanced data modelling, performance tuning, and problem-solving skills. The ideal candidate will be able to translate complex technical insights into clear, actionable recommendations for both technical and non-technical stakeholders. Skills Required: Strong experience in designing … and developing efficient ETL processes to support enterprise-scale Oracle Data Warehouse environments. Proven ability to optimize and tune complex SQL and PL/SQL scripts for performance, while guiding development teams on best practices for data modelling, indexing, and partitioning strategies. Skilled in troubleshooting and resolving issues in ETL workflows and data pipelines, with a focus on maintaining More ❯

client based in London. It is hybrid and will require 3x days onsite per week. You will design, optimize, and maintain Oracle-based data warehouse solutions to ensure high performance, scalability, and alignment with business intelligence and analytics needs. This role requires the individual to design and optimize Oracle-based data warehouse systems, ensuring they are scalable, high-performing … and aligned with business analytics needs. They will collaborate closely with the head of the data team and .NET developers, applying advanced data modelling, performance tuning, and problem-solving skills. The ideal candidate will be able to translate complex technical insights into clear, actionable recommendations for both technical and non-technical stakeholders. Skills Required: Strong experience in designing … and developing efficient ETL processes to support enterprise-scale Oracle Data Warehouse environments. Proven ability to optimize and tune complex SQL and PL/SQL scripts for performance, while guiding development teams on best practices for data modelling, indexing, and partitioning strategies. Skilled in troubleshooting and resolving issues in ETL workflows and data pipelines, with a focus on maintaining More ❯

and technical design decisions Collaborate with product, design, and platform teams to align on feature delivery Write clean, maintainable code and participate in peer code reviews Optimise applications for performance, scalability, and user experience Ensure high standards of security, accessibility, and testing across the codebase Support platform improvements and contribute to continuous delivery practices Skills & Experience Required Strong experience … and/or modern languages like Python , Ruby , Scala , or Rust Solid understanding of API design and integration Track record of delivering end-to-end web applications Knowledge of performance tuning and front-end optimisation Comfortable in Agile environments with CI/CD and DevOps principles Strong communication skills with a collaborative, solutions-focused mindset Desirable Experience with More ❯

hiring for a leading global banking client based in London , working on cutting-edge digital transformation projects within their core banking platforms. Key Responsibilities Design and develop scalable, high-performance backend systems using Java and reactive frameworks. Collaborate with cross-functional teams to deliver robust microservices architectures. Contribute to system architecture decisions and ensure best practices in coding and … of CI/CD tools and practices (Jenkins, GitLab, etc.). Desirable Skills Exposure to financial services or banking environments. Experience with messaging systems (Kafka, RabbitMQ). Knowledge of performance tuning and monitoring tools. What's on Offer Opportunity to work on high-impact projects in a global banking environment. Hybrid working model (2-3 days onsite in More ❯

of MongoDB architecture, including sharding, replication, and indexing Experience working with MongoDB Atlas or self-managed clusters Proficiency with Linux systems and shell scripting Familiarity with monitoring tools and performance tuning techniques Experience with backup and disaster recovery processes Review the current Debezium deployment architecture, including Oracle connector configuration, Kafka integration, and downstream consumers. Analyze Oracle database setup … for CDC compatibility (e.g., redo log configuration, supplemental logging, privileges). Evaluate connector performance, lag, and error handling mechanisms. Identify bottlenecks, misconfigurations, or anti-patterns in the current implementation. Provide a detailed report with findings, best practices, and actionable recommendations. Optionally, support implementation of recommended changes and performance tuning. Skills : 4 + years of experience as a MongoDB More ❯

Hotwire, or React) Collaborate closely with product/design to translate requirements into robust technical solutions Write clean, well-tested code (RSpec or Minitest) Debug and resolve bugs and performance issues Participate in code reviews and maintain coding best practices Support occasional DevOps or deployment tasks (Heroku/AWS experience a plus) Requirements 3+ years of experience working with … end development: JavaScript, HTML/CSS and ideally Stimulus, Turbo, or React Solid understanding of RESTful APIs, MVC architecture and PostgreSQL Familiarity with background jobs (e.g., Sidekiq), caching and performance tuning Experience writing automated tests and working in TDD/BDD environments Excellent communication skills and ability to work independently in a remote setting Nice to Have Experience More ❯

core Java development skills including streams, lambdas, and advanced concurrency APIs Extensive experience and understanding of distributed systems, developing, profiling, and maintaining multi-threaded, asynchronous applications JVM monitoring, profiling, performance tuning, and debugging. Experience with analysis tools such as JConsole, JVisualVM, Elastic Search/Logstash, Prometheus; Open tracing Extensive experience of test driven development Knowledge of CI/ More ❯

enhance ETL/ELT pipelines in Azure Databricks Develop facts and dimensions for financial reporting Collaborate with cross-functional teams to deliver robust data solutions Optimize data workflows for performance and cost-efficiency Implement governance and security using Unity Catalog Drive automation and CI/CD practices across the data platform Explore new technologies to improve data ingestion and … PySpark), Databricks Workflows Data Pipeline Design : Proven experience in scalable ETL/ELT development Azure Services : Data Lake, Blob Storage, Synapse Data Governance : Unity Catalog, access control, metadata management Performance Tuning : Partitioning, caching, Spark job optimization Cloud Architecture : Infrastructure-as-code, monitoring, automation Finance Domain Knowledge : Experience with financial systems and reporting Data Modelling : Kimball methodology, star schemas More ❯

enhance ETL/ELT pipelines in Azure Databricks Develop facts and dimensions for financial reporting Collaborate with cross-functional teams to deliver robust data solutions Optimize data workflows for performance and cost-efficiency Implement governance and security using Unity Catalog Drive automation and CI/CD practices across the data platform Explore new technologies to improve data ingestion and … PySpark), Databricks Workflows Data Pipeline Design : Proven experience in scalable ETL/ELT development Azure Services : Data Lake, Blob Storage, Synapse Data Governance : Unity Catalog, access control, metadata management Performance Tuning : Partitioning, caching, Spark job optimization Cloud Architecture : Infrastructure-as-code, monitoring, automation Finance Domain Knowledge : Experience with financial systems and reporting Data Modelling : Kimball methodology, star schemas More ❯

with orchestration tools such as Airflow, knowledge of Python or other scripting languages, and familiarity with data governance and security best practices are desirable. Exposure to agile development environments, performance tuning of data queries, and advanced Tableau capabilities (e.g., custom dashboards, calculated fields) would be a strong plus. What's in it for you? - Our client loves to More ❯

database languages. Collaborate with cross-functional teams to implement new features or enhancements. Support testing, debugging, and troubleshooting of existing software applications. Maintain and evolve existing codebases based on performance analysis or changing requirements. Follow and promote software development best practices including: Coding standards Code reviews Source control (e.g., Git) Build and CI/CD processes Automated and manual … or more of the following languages: Python, C++, Java, C#, or similar. Experience with software development tools and practices (e.g., Git, Jenkins, Docker, Jira). Strong debugging, troubleshooting, and performance tuning skills. Understanding of object-oriented and/or functional programming principles. Familiarity with Agile methodologies and version control workflows. Ability to interpret and translate complex system requirements More ❯

have experience of Replication & Streaming including IBM CDC replication technologies, Confluent Kafka & IBM Voltage encryption. NoSQL expertise to include strong skills in Couchbase cluster management, Version upgrades, security patching & performance tuning and high availability via node scaling and rebalancing. Experience of programming & automation including Python & Shell scripting and Jenkins-based CI/CD pipelines. You must have experience More ❯

reports & dashboards Data Modelling – semantic models within Microsoft Synapse DAX – advanced formulas & data analysis SQL – queries to extract & manipulate data Synapse Integration – workspaces, pipelines & dedicated SQL pools Dataset optimisation – performance tuning & incremental refresh Data Gateway setup & configuration Security – Row-Level Security & workspace permissions Stakeholder engagement – defining KPIs & reporting needs Documentation – clear, structured reporting logic If you’re an More ❯

in JavaScript, HTML, CSS, or web development for building or customising visualisations (nice to have, but not essential) Strong understanding of data design principles, UI/UX, and dashboard performance tuning Experience supporting projects in the A.E.C. sector (or a strong interest in this space) Excellent communication skills, with confidence to engage clients and present solutions Relevant degree More ❯

Administrator (Dell/HP Specialist) Contract Location: Wokingham 3 days per week onsite; ad hoc visits to Reading Rate: £380 - £420 DOE, inside IR35 Duration: Initial 6 months (with performance-based extension), starting ASAP Are you an expert in enterprise storage and backup solutions with strong experience across Dell PowerMax and HP 3PAR technologies? Our client is seeking a … hardware/software faults in high-availability (HA) environments. Collaborate with Dell teams to assess infrastructure designs and solutions. Produce and maintain build/configuration documentation. Lead technical troubleshooting, performance tuning, and system integration. Supervise implementation teams and provide technical guidance. Evaluate emerging technologies and suggest improvements. Ensure robust monitoring, backup, and disaster recovery processes. Communicate with stakeholders More ❯

provide third-line support for critical systems, managing SQL Server, SharePoint, Azure services, web applications, and identity management infrastructure. Working in a dynamic team, you'll ensure system availability, performance optimisation, and deliver key upgrades and deployments. Key Responsibilities: Provide third-line support for database, web, and SharePoint platforms. Manage SQL Server estate, SharePoint environments, and Azure cloud services. … Deliver code releases, platform upgrades, and deployments. Optimise server performance and ensure systems are kept up to date. Lead on troubleshooting escalated technical issues and root cause analysis. Act as a technical lead, coaching junior team members and supporting wider business projects. Skills & Experience: Strong experience with Microsoft SQL Server, SharePoint, and Azure cloud services . Knowledge of web … application infrastructure, SSO, MFA , and identity management. Proven experience in system architecture, performance tuning, and troubleshooting . Project management skills and ability to lead on deployments and upgrades. Excellent stakeholder engagement and communication skills. This is an exciting opportunity to play a pivotal role in ensuring the stability and growth of business-critical systems. Interested? Click apply now More ❯

provide third-line support for critical systems, managing SQL Server, SharePoint, Azure services, web applications, and identity management infrastructure. Working in a dynamic team, you'll ensure system availability, performance optimisation, and deliver key upgrades and deployments. Key Responsibilities: Provide third-line support for database, web, and SharePoint platforms. Manage SQL Server estate, SharePoint environments, and Azure cloud services. … Deliver code releases, platform upgrades, and deployments. Optimise server performance and ensure systems are kept up to date. Lead on troubleshooting escalated technical issues and root cause analysis. Act as a technical lead, coaching junior team members and supporting wider business projects. Skills & Experience: Strong experience with Microsoft SQL Server, SharePoint, and Azure cloud services . Knowledge of web … application infrastructure, SSO, MFA , and identity management. Proven experience in system architecture, performance tuning, and troubleshooting . Project management skills and ability to lead on deployments and upgrades. Excellent stakeholder engagement and communication skills. This is an exciting opportunity to play a pivotal role in ensuring the stability and growth of business-critical systems. Interested? Click apply now More ❯

d via Umbrella Key Responsibilities: * Expert-level knowledge of the Elastic Stack (Elasticsearch, Logstash, Kibana, Beats), with proven experience in architecting, deploying, and managing ELK infrastructure across distributed, high-performance environments. * Strong understanding of index lifecycle management (ILM), shard optimization, and cluster health monitoring to support low latency applications. * Practical and working knowledge of IP networking and data flow … within distributed systems. * Experience integrating ELK with packet capture/analysis tools to enhance observability of real-time systems. * Hands-on expertise in data pipeline creation, ingestion strategies, and performance tuning of Logstash and Beats for scalable telemetry. * Knowledge of Corvil and/or Pico tools is highly beneficial but not essential, particularly for ingesting network telemetry into … disaster recovery configurations for global deployment. * Strong understanding of Linux systems, containers, and cloud-native observability stacks. * Organized, self-driven, and able to manage priorities in a dynamic, high-performance trading environment. More ❯

models that power clean, consistent metrics. Collaborating with business teams to understand reporting needs and deliver intuitive analytics experiences. Creating clear documentation for dashboards, metrics, and models. Ensuring optimal performance and cost efficiency across Looker and Snowflake Supporting a stakeholder-first approach to data usability and access. KEY SKILLS AND REQUIREMENTS Extensive experience operating within Snowflake environments Advanced experience … on usability, documentation, and data clarity. Comfortable working independently in a dynamic, fast-changing environment. DESIRABLE SKILLS Experience rebuilding or refactoring a Looker instance from scratch. Familiarity with Snowflake performance tuning and cost optimization. Experience scaling analytics across a cross-functional organisation HOW TO APPLY Please register your interest by sending your CV via the apply link on More ❯

Document processes, workflows, and technical specifications clearly and effectively. Required Skills & Experience: Proven hands-on experience with: Databricks (Spark, Delta Lake, notebooks) DBT (data modeling, transformations, testing) Snowflake (SQL, performance tuning, data warehousing) Strong understanding of data engineering principles and best practices. Excellent communication skills with the ability to explain technical concepts to non-technical stakeholders. Experience working More ❯

and engineers to ensure accurate translation of business needs into data solutions. Maintain data dictionaries, metadata, and documentation for consistency and reusability across the organization. Optimize data models for performance, scalability, and integration with existing systems. Ensure compliance with data governance, security, and quality standards. Support ETL and data integration processes by providing modeling inputs. Work on relational, dimensional … of RDBMS (Oracle, SQL Server, DB2, PostgreSQL, etc.) and familiarity with NoSQL databases. Good understanding of data warehousing, ETL processes, and BI tools. Hands-on experience with SQL and performance tuning. Strong analytical, problem-solving, and communication skills. Experience working in BFSI or enterprise-scale environments is a plus. Preferred: Exposure to cloud platforms (AWS, Azure, GCP) and their More ❯

position: Job Title: Platform Engineer/SRE Work Location: Bromley, UK (Hybrid – 3 days a week) Job Description: 15+ years’ experience in delivering large scale applications with focus on performance, scalability, security, and reliability. Experience in a highly Agile continuous integration and continuous deployment environment, preferably within a financial domain. Strong experience in Java/J2EE, Spring Boot, Mule … Experience with WebLogic or JBoss or Mule or tomcat application servers. Strong experience in Integration Technologies – Mule ESB & IDE or equivalent, previous Middleware experiences. Experience in monitoring, triaging and performance tuning. Experience in Splunk, Dynatrace or AppDynamics (APM tools). Knowledge of Test-Driven Development and Unit Testing (Cucumber/Litmus, JUnit) Able to contribute to automation, develop shared More ❯

requirements into technical specifications and BI solutions. Write, optimise, and maintain complex SQL queries for data extraction, transformation, and analysis. Develop and manage data models in OBIEE to ensure performance and scalability. Work with data warehouse teams to ensure data accuracy, availability, and consistency. Collaborate with business stakeholders to deliver actionable insights and reporting tools. Troubleshoot and resolve OBIEE … performance and data issues. Maintain documentation for reports, dashboards, and data flows. Profile The Oracle BI Consultant will have proven experience with Oracle Business Intelligence Enterprise Edition (OBIEE) - including RPD development, Answers, and Dashboards. Advanced proficiency in SQL, with a deep understanding of query optimisation and performance tuning. Strong understanding of data warehousing concepts and dimensional data modelling. More ❯