51 to 75 of 234 Performance Tuning Jobs in England

Senior Java Engineer - Azure - Finance Domain - London

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
€500 - €700 per day
SpringBoot skills Experience of developing and deploying on Unix or Linux Hands-on experience of using the Kafka ecosystem Experience of profiling and performance tuning Experience of Behaviour-Driven and Test-Driven development principles and skills Experience of Public Cloud development Desirable Skills: Working in an Agile development ...

Lead Java Developer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Solihull, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £500 per day Outside IR35
Strong analytical and decision-making abilities. Desired Skills and Experience: Experience in Angular and Node JS. Experience in Jaspersoft reporting tool. DBA experience in performance tuning SQL queries and Postgres/Aurora DB config. Experience working with Spring Cloud, Spring Batch, and Spring Integration. Experience working with Activiti ...

Data Engineer

Hiring Organisation
Positive Employment
Location
Newbury, Berkshire, England, United Kingdom
Employment Type
Temporary
Salary
£350 per day
Personal Requirements: 3–5+ years’ experience with Microsoft SQL Server (2016+) and SSIS in production environments. Strong SQL Server engineering: advanced T-SQL, indexing, performance tuning, execution plans, statistics, partitioning, tempdb optimisation. Proven experience with ETL/ELT development and design patterns (incremental loads, CDC, SCD, error handling ...

Snowflake Data Engineer - Outside IR35 - Hybrid 3 days a week

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £600 per day
Engineer to design, build, and optimize scalable data solutions within our modern cloud data platform. You will play a key role in developing high-performance data pipelines, implementing data models, and enabling advanced analytics using Snowflake . The ideal candidate has strong experience in cloud-based data warehousing …/ELT development, and performance optimization, along with a passion for building reliable, scalable data systems. Key Responsibilities Design, develop, and maintain scalable data pipelines using Snowflake Build and optimize data models (star/snowflake schema) to support business intelligence and analytics Develop ELT processes using SQL, stored procedures ...

Senior SAN Storage SME

Hiring Organisation
eTeam Inc
Location
Sheffield, South Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
operations within the OpenShift infrastructure migration project. This role will ensure that storage solutions are designed, implemented, and optimized to meet the bank's performance, scalability, and compliance requirements across multi-cloud, hybrid, or on-prem environments. Additionally, the SME will bring deep expertise in Pure Storage technologies … enable high-performance, reliable storage integration with containerized workloads. Key Responsibilities: Define storage architecture strategy for OpenShift clusters and workloads, incorporating Pure Storage best practices. Advise on storage provisioning, performance tuning, and capacity planning for Pure Storage arrays. Serve as the go-to expert for storage-related ...

SQL Developer

Hiring Organisation
Tenth Revolution Group
Location
Nottingham, Nottinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
support and optimise complex SQL Server environments. They specialise in database, server, cloud, and application services with a strong emphasis on proactive performance management, reliability and continuous improvement. This is an opportunity to join a genuinely people-focused, high-performing company where you are trusted to deliver impactful work. … where your technical expertise is recognised and your career can develop. In this role, you will be responsible for: Diagnosing and resolving SQL Server performance issues across queries, indexes and execution plans Tuning stored procedures, user-defined functions and ETL processes to improve scalability and speed Working closely ...

SQL Developer

Hiring Organisation
Tenth Revolution Group
Location
Reading, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
support and optimise complex SQL Server environments. They specialise in database, server, cloud, and application services with a strong emphasis on proactive performance management, reliability and continuous improvement. This is an opportunity to join a genuinely people-focused, high-performing company where you are trusted to deliver impactful work. … where your technical expertise is recognised and your career can develop. In this role, you will be responsible for: Diagnosing and resolving SQL Server performance issues across queries, indexes and execution plans Tuning stored procedures, user-defined functions and ETL processes to improve scalability and speed Working closely ...

SQL Developer

Hiring Organisation
Tenth Revolution Group
Location
Cambridge, Cambridgeshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
support and optimise complex SQL Server environments. They specialise in database, server, cloud, and application services with a strong emphasis on proactive performance management, reliability and continuous improvement. This is an opportunity to join a genuinely people-focused, high-performing company where you are trusted to deliver impactful work. … where your technical expertise is recognised and your career can develop. In this role, you will be responsible for: Diagnosing and resolving SQL Server performance issues across queries, indexes and execution plans Tuning stored procedures, user-defined functions and ETL processes to improve scalability and speed Working closely ...

SQL Developer

Hiring Organisation
Tenth Revolution Group
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
support and optimise complex SQL Server environments. They specialise in database, server, cloud, and application services with a strong emphasis on proactive performance management, reliability and continuous improvement. This is an opportunity to join a genuinely people-focused, high-performing company where you are trusted to deliver impactful work. … where your technical expertise is recognised and your career can develop. In this role, you will be responsible for: Diagnosing and resolving SQL Server performance issues across queries, indexes and execution plans Tuning stored procedures, user-defined functions and ETL processes to improve scalability and speed Working closely ...

SQL Developer

Hiring Organisation
Tenth Revolution Group
Location
Bristol, Avon, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
support and optimise complex SQL Server environments. They specialise in database, server, cloud, and application services with a strong emphasis on proactive performance management, reliability and continuous improvement. This is an opportunity to join a genuinely people-focused, high-performing company where you are trusted to deliver impactful work. … where your technical expertise is recognised and your career can develop. In this role, you will be responsible for: Diagnosing and resolving SQL Server performance issues across queries, indexes and execution plans Tuning stored procedures, user-defined functions and ETL processes to improve scalability and speed Working closely ...

SQL Developer

Hiring Organisation
Tenth Revolution Group
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
support and optimise complex SQL Server environments. They specialise in database, server, cloud, and application services with a strong emphasis on proactive performance management, reliability and continuous improvement. This is an opportunity to join a genuinely people-focused, high-performing company where you are trusted to deliver impactful work. … where your technical expertise is recognised and your career can develop. In this role, you will be responsible for: Diagnosing and resolving SQL Server performance issues across queries, indexes and execution plans Tuning stored procedures, user-defined functions and ETL processes to improve scalability and speed Working closely ...

SQL Developer

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
support and optimise complex SQL Server environments. They specialise in database, server, cloud, and application services with a strong emphasis on proactive performance management, reliability and continuous improvement. This is an opportunity to join a genuinely people-focused, high-performing company where you are trusted to deliver impactful work. … where your technical expertise is recognised and your career can develop. In this role, you will be responsible for: Diagnosing and resolving SQL Server performance issues across queries, indexes and execution plans Tuning stored procedures, user-defined functions and ETL processes to improve scalability and speed Working closely ...

Data Support Specialist

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Perform data extraction, transformation, and loading (ETL) processes from Avaloq using approved tools and interfaces. Manage, maintain, and optimize datasets in Snowflake, ensuring accuracy, performance, and alignment with governance standards. Assist in evaluating and integrating datasets from the Snowflake Data Marketplace. Provide day-to-day operational support to business … handling data from Avaloq (essential). Strong proficiency with Snowflake, including: Data Modelling, Snowflake roles, warehouses and tasks, working with the Snowflake Data Marketplace, Performance Tuning and Knowledge of ETL/ELT pipelines and data integration tools (e.g., Informatica, Matillion, DBT, Airflow). Experience with APIs, stored procedures ...

SAN Storage SME

Hiring Organisation
eTeam
Location
Sheffield, England, United Kingdom
operations within the OpenShift infrastructure migration project. This role will ensure that storage solutions are designed, implemented, and optimized to meet the bank's performance, scalability, and compliance requirements across multi-cloud, hybrid, or on-prem environments. Additionally, the SME will bring deep expertise in Pure Storage technologies … enable high-performance, reliable storage integration with containerized workloads. Key Responsibilities: Define storage architecture strategy for OpenShift clusters and workloads, incorporating Pure Storage best practices. Advise on storage provisioning, performance tuning, and capacity planning for Pure Storage arrays. Serve as the go-to expert for storage-related ...

Informatica MDM Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £375 to £400 per day
IDMC Cloud components to meet business requirements. Troubleshoot issues related to MDM data models, hub servers, IDMC services, and integration points. Assist in performance tuning and optimization of MDM and IDMC processes. Document migration processes, architecture changes, and provide training/support to internal teams. Stay updated with ...

Cloud Platform & DevOps Engineer

Hiring Organisation
Exponential-e
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
connectivity, firewalls, and SDN configurations, troubleshooting issues and supporting resilience improvements. Provide 2nd/3rd line support for Windows and Linux systems, managing updates, performance tuning, and configuration consistency. Maintain accurate system and configuration documentation, supporting compliance and governance requirements. Collaborate across teams to improve operational efficiency, automate ...

Data Engineer

Hiring Organisation
Coforge
Location
Darwen, England, United Kingdom
monitor performance. Collaborate with Product, Engineering, and Business teams to translate business problems into AI solutions. Conduct model evaluation, A/B testing, and performance tuning. Document models, experiments, and technical processes. Required Skills & Qualifications Classic Machine learning (Regression, predictive Analysis, Classification, Clustering) Machine learning Model Optimisation Strong proficiency ...

IT Applications Manager/Applications Manager

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
Sills and Experience: * Proficient in SQL, C#, Python, Java, HTML/CSS, and related development frameworks. * Understanding of API integration, data modelling, and application performance tuning. * Strong project management skills are essential for implementing new systems or major upgrades. * Experience managing software lifecycle tools (e.g., Jira, Azure DevOps, ManageEngine ...

SC Cleared Databricks Data Engineer - Hybrid - Outside IR35

Hiring Organisation
Tenth Revolution Group
Location
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
scalable data pipelines and analytics platforms. In this role, you will work closely with data scientists, analysts, and product teams to deliver reliable, high-performance data solutions using Databricks and modern cloud technologies. Key Responsibilities Design, develop, and maintain scalable data pipelines using Databricks, Apache Spark, and Delta Lake … workflows for batch and streaming data Develop data models to support analytics, reporting, and machine learning use cases Ensure data quality, reliability, and performance across data platforms Integrate data from multiple sources including APIs, databases, and cloud storage Collaborate with data scientists and analysts to enable advanced analytics ...

Java Developer

Hiring Organisation
RT Consulting
Location
Solihull, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £500 per day Outside IR35
Supporting live, mission-critical systems and troubleshooting production issues Building high-quality Java microservices and APIs Contributing to Agile delivery teams focused on reliability, performance and secure coding Core Skills & Experience Java Spring Boot, Spring Data JPA, Spring Integration, Spring Batch Microservices architecture REST & SOAP Web Services JPA/… DynamoDB, S3, KMS, CloudWatch) Experience supporting live environments Strong Agile mindset (Scrum, TDD, BDD) Nice to Have Angular/Node.js SQL performance tuning BPMN (Activiti) Jaspersoft Spring Cloud Exposure to secure or regulated environments (Gov, Defence, Policing) Why Join RT Consulting? Work on significant programmes Outside IR35 opportunities ...

PySpark Developer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£300 - £350 per day
Role Overview We are seeking a Lead PySpark Engineer to drive a large-scale data modernisation project, transitioning legacy data workflows into a high-performance AWS cloud environment. This is a hands-on technical role focused on converting legacy SAS code into production-ready PySpark pipelines within a complex … PySpark using automated tools (SAS2PY) and manual refactoring. Pipeline Engineering: Design, build, and troubleshoot complex ETL/ELT workflows and data marts on AWS. Performance Tuning: Optimise Spark workloads for execution efficiency, partitioning, and cost-effectiveness. Quality Assurance: Implement clean coding principles, modular design, and robust unit/ ...

Senior Java Developer

Hiring Organisation
Vallum Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 per day
using Java (latest versions), Spring Boot, and AWS technologies. Architect and implement RESTful APIs for distributed enterprise-grade systems. Develop robust, scalable, and high-performance microservices leveraging Spring Boot and modern design patterns. Integrate and manage AWS services such as EC2, S3, Lambda, RDS, and API Gateway for cloud … with Docker and orchestrate using Kubernetes for scalability and resilience. Integrate Kafka for event-driven architecture and real-time data processing. Ensure application security, performance tuning, and monitoring using AWS CloudWatch and best practices. Collaborate with cross-functional teams, participate in code reviews, and take full ownership ...

Senior Java Microservices AWS developer

Hiring Organisation
DCV Technologies Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
using Java (latest versions), Spring Boot, and AWS technologies. Architect and implement RESTful APIs for distributed enterprise-grade systems. Develop robust, scalable, and high-performance microservices leveraging Spring Boot and modern design patterns. Integrate and manage AWS services such as EC2, S3, Lambda, RDS, and API Gateway for cloud … with Docker and orchestrate using Kubernetes for scalability and resilience. Integrate Kafka for event-driven architecture and real-time data processing. Ensure application security, performance tuning, and monitoring using AWS CloudWatch and best practices. Collaborate with cross-functional teams, participate in code reviews, and take full ownership ...

Group Data Manager

Hiring Organisation
JMG Group
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Responsibilities Data platform ownership: Lead the design, operation, and evolution of our SQL Server data warehouse. Establish best practice standards for schema design and performance tuning in SQL Server/SSMS. ETL/ELT & integration: Define and manage pipelines (e.g., SSIS & Power Query) that consolidate sources including core … functions, temp tables, CTEs, query optimisation; confident with advanced SSMS query writing. Significant experience delivering Power BI models and dashboards (DAX, Power Query, RLS, performance). Advanced Excel: advanced formulas, Pivot tables, Power Pivot. ETL/ELT tooling (SSIS/Power Query) and dimensional modelling (Star Schema). Practical ...

Junior SQL DBA

Hiring Organisation
Octad Recruitment Consultants (Octad Ltd )
Location
Wickford, Essex, South East, United Kingdom
Employment Type
Permanent
Salary
£50,000
wants to grow their skills in a supportive, technically strong environment. What Youll Do Support SQL Server installation, configuration, patching and monitoring Maintain database performance, availability and reliability Perform backups, restores, health checks and routine maintenance Troubleshoot performance issues (blocking, deadlocks, slow queries) Assist with HA/… experience Strong T-SQL and troubleshooting skills Good understanding of SQL Server admin fundamentals Experience with backups, restores and production environments Exposure to performance tuning concepts Strong problem-solving skills and attention to detail Nice to Have Replication experience HA/DR exposure PowerShell or automation interest ...