26 to 50 of 134 Remote/Hybrid Performance Tuning Jobs

Database Administrator

Hiring Organisation
Corecom Consulting
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £65000/annum pension, bonus, remote
within a highly regulated environment. This is a hands-on role where you'll act as the gatekeeper for production databases, ensuring data security, performance, availability, and compliance at all times. You'll work closely with delivery, application support, and engineering teams to enable safe, well-governed change while … performant, this role offers real impact and long-term ownership. What We're Looking For Strong, demonstrable T-SQL expertise Proven experience in database performance tuning and optimisation Experience supporting large-scale, high-transaction databases Strong background in data optimisation for automated, high-volume systems Experience working ...

Senior PHP Developer

Hiring Organisation
ByteHire
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
enterprise and government clients. They are looking for a Senior Software Engineer (PHP) to join a small, highly technical backend team working on performance-critical, data-driven services in a security-focused environment. Key Responsibilities: Take ownership of requirements discovery, scope definition, and delivery planning for key projects … maintain backend services and REST APIs using PHP (Laravel v10). Own and evolve Elasticsearch implementations, including index design, mappings, query optimisation, aggregations, and performance tuning. Design and optimise MySQL schemas and queries for high-volume workloads, including indexing strategies and query performance analysis. Build and maintain data ...

System Administrator

Hiring Organisation
DCV Technologies Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £550 per day
large, enterprise-scale IBM Z environment. This is a hands-on role focused on DB2 for z/OS system-level administration, availability, performance, and resilience. Youll work on critical production systems, owning DB2 subsystem health, upgrades, tuning and recovery, while collaborating with infrastructure, security and vendor teams. … Responsibilities DB2 for z/OS installation, maintenance and upgrades using SMP/E Applying PTFs and managing DB2 subsystem lifecycle Performance monitoring and tuning (ZPARMS, buffer pools, EDM pools) Backup, recovery and disaster recovery for DB2 catalog and directory Administration of Broadcom/CA tools (Platinum, SYSVIEW ...

Tech Lead - Data Analytics & Data Engineering (AWS) - SC+NPPV3

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day
delivering data ingestion, transformation, and storage patterns using S3, AWS Glue, and Redshift Owning data architecture decisions, including data modelling, partitioning strategies, and performance optimisation Defining and enforcing engineering standards across code quality, testing, CI/CD, IaC, and observability Building and optimising ELT/ETL pipelines using Glue … domains Strong hands-on experience with: Amazon S3 (data lake patterns, partitioning, lifecycle management) AWS Glue (Jobs, Crawlers, PySpark, orchestration) Amazon Redshift (data modelling, performance tuning, WLM, Spectrum) Advanced Python (PySpark) and SQL skills Experience implementing CI/CD pipelines and Infrastructure as Code Proven ability to engage ...

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 ...

Technical Lead - Database Platform

Hiring Organisation
N26 GmbH
Location
Berlin, Germany
Employment Type
Permanent
Salary
EUR Annual
particularly in AWS. Proven expertise in operational data storage solutions (e.g., PostgreSQL, AmazonRDS, S3 or similar). In-depth knowledge of database internals including performance tuning, high-availability architecture (replication/failover), backup and recovery strategies, and sharding/clustering. Hands-on experience with container technologies (Docker ...

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
Cardiff, South Glamorgan, Wales, 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 ...

Senior Software Engineer - Red Hat Cost Management (Ireland)

Hiring Organisation
Red Hat, Inc
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
What you will do Implement and optimize the data access layer within the Python/Django application, ensuring maximum performance with the on-prem PostgreSQL database. Develop, test, and maintain the deployment artifacts for the product, primarily focusing on Helm charts and/or Operator components for provisioning … engineers to translate architectural designs into reliable code deliverables. Assist in troubleshooting and resolving complex issues related to the on-prem product's deployment, performance, and PostgreSQL interactions. What you will bring 5+ years of experience developing production applications with Python/Django and managing asynchronous tasks with Celery. ...

SAN Storage SME

Hiring Organisation
eTeam
Location
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 ...

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 ...

Data & AI - LLM Model Developer(PySpark Engineer)

Hiring Organisation
Randstad Digital
Location
United Kingdom
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/ ...

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/ ...

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 ...

.Net Developer

Hiring Organisation
Wave Talent
Location
United Kingdom
testable and maintainable code following best practices Participate in code reviews and contribute to improving engineering standards Support production systems, including bug fixing and performance tuning Work within Agile/Scrum delivery teams Required Skills & Experience Strong commercial experience with C# and .NET/.NET Core Experience building ...