1 to 25 of 27 Remote/Hybrid Performance Tuning Jobs in the South East

Oracle Database Engineer - up to £90,000 + Bonus - Hybrid

Hiring Organisation
Involved Solutions
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £90,000 per annum
hire an experienced Oracle Database Engineer for their database and platform engineering team. This is a hands-on position covering Oracle administration, automation and performance engineering across large-scale Exadata and cloud environments, including Autonomous Exadata Cloud@Customer. The Oracle Database Engineer role suits an Oracle professional who wants … move beyond routine administration into platform engineering: building automation that removes manual overhead, tuning at scale, and owning multi-tenant database architecture across mission-critical systems. About the role - Oracle Database Engineer (Oracle DBA): Build automation tooling and platform solutions using Ansible and scripting to reduce manual work across ...

Principal Java Developer

Location
Milton Keynes, England, United Kingdom
hybrid role is based in the UK 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 … with DevOps, Product, and QA teams to ensure production-grade solutions .Drive architectural changes, advocate for best practices, and provide mentorship to peers .Drive performance tuning, fault tolerance, and observability improvements across services . Required Skills & Experienc e:10+ years of experience in Java development with a focus ...

Senior Enterprise Technology Engineer

Hiring Organisation
BP Energy
Location
slough, south east england, united kingdom
Experience with advanced data visualisation tools (e.g. Tableau, Power BI) with a focus on insightful storytelling. Knowledge of Microsoft SQL Server administration and query performance tuning. Familiarity with core cloud concepts: subscriptions, resource groups, IAM. Knowledge of the commodities front office domain e.g. financial and physical instruments, market data ...

Data Engineer, Vice President

Hiring Organisation
Hackajob Ltd
Location
slough, south east england, united kingdom
data collection, deep market expertise, and continuously evolving methodologies. Its data and technology underpin how investors raise capital, evaluate opportunities, monitor portfolios, and assess performance at scale. About Company Intelligence Company Intelligence is Preqins private company data platform, providing structured, auditable company-level data and analytics across the private … markets investment lifecycle. It integrates company, deal, and ownership data with fund, manager, and performance information to deliver a connected view of private capital activity. Built on granular data and robust methodologies, Company Intelligence supports scalable analysis across deal sourcing, due diligence, valuation benchmarking, and comparative research. By increasing ...

Senior Software Engineer Python

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
e.g. Celery, Redis Streams, Kafka) to enable scalable async workloads, retries, and fault-tolerant integrations. Design data models and optimise relational databases (PostgreSQL) for performance, partitioning, and horizontal scale. Introduce caching, rate limiting, and queuing to meet performance budgets and latency goals. Integrate with AI pipelines and model … with event-driven architectures. Proven experience designing and operating production REST APIs with OpenAPI/Swagger. Deep understanding of relational database design, indexing, performance tuning, and migrations (PostgreSQL). Proficiency with containerisation (Docker) and Git-based workflows. Experience with API versioning, security, documentation strategies, and automated testing. Strong ...

Senior DevOps Engineer

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Permanent
controls. Support the organisation's ongoing compliance and certification requirements. Reliability & SRE Establish and maintain observability across distributed systems. Develop proactive monitoring, alerting and performance-tuning strategies. Help maintain service-level objectives and platform availability. Investigate and resolve infrastructure and application incidents. Coordinate emergency changes, hot fixes … regular capacity and availability reviews. Identify opportunities for AWS cost optimisation. Make effective use of AWS Compute Optimizer, Savings Plans and Graviton . Balance performance, availability, security and cost when making infrastructure decisions. Governance & Compliance Support regular technical and security audits. Maintain infrastructure provenance and configuration records. Implement infrastructure ...

Senior Director of Corporate Applications

Hiring Organisation
Iris Software Group
Location
Slough, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Ensure billing systems integrate cleanly with CRM and ERP platforms to maintain a single source of truth for customer and revenue data. Application Reliability & Performance Use Datadog (or equivalent) monitoring to proactively detect issues, identify emerging trends, and deflect incidents before they impact the business. Own application performance tuning and capacity planning across the corporate applications estate, ensuring systems remain fast, stable, and reliable at scale. Establish clear incident management, escalation, and post-incident review processes for corporate systems. Track, analyse, and act on platform performance and reliability metrics, reporting on system health to business ...

Senior Low Latency Rust Engineer

Hiring Organisation
McGregor Boyall
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
week in office We are assisting with the hire of an experienced low-latency engineer to join a specialist team building frameworks, libraries and performance tooling used across a large global electronic trading environment. This is not a traditional BAU development role attached to one desk or application. … team works across multiple trading platforms, solving complex performance problems and helping define how latency-sensitive systems should be engineered. Approximately 90% of the role is hands-on coding , with a major focus on Rust alongside modern Java. What you’ll work on Low-latency Rust and Java frameworks ...

SQL Server Developer

Hiring Organisation
Reqwest Limited
Location
Dartford, Kent, South East, United Kingdom
Employment Type
Permanent, Work From Home
applications. Key responsibilities SQL Server database development Complex T-SQL development and optimisation Stored procedures, views and functions Relational database design and data modelling Performance tuning and troubleshooting Supporting database changes through development, test and production Working with developers and stakeholders on new systems and enhancements About … Server database development in production environments , including: Excellent T-SQL skills Strong SQL Server and SSMS experience Relational database design and data modelling Performance optimisation and troubleshooting Experience supporting business-critical applications Exposure to SQL Server Always On/high availability , SQL Server administration, source control, CI/ ...

Principal Java Engineer

Location
Wallingford, England, United Kingdom
architecture and technical direction across multiple products and services. Design, implement and review high-quality Java and full-stack solutions, APIs and integrations. Lead performance optimisation, scalability and resilience initiatives. Drive security best practices, vulnerability remediation and secure software development lifecycle (SDLC) practices. Work closely with Data, Operations, DevOps … complex production issues. Drive improvements in system observability, monitoring and operational performance. Ensure applications are designed and operated to meet reliability, availability and performance targets. Partner with Operations, DevOps and QA teams to maintain production stability and service quality. Embed a culture of operational excellence, continuous improvement and proactive ...

Data Engineer

Hiring Organisation
Tiro Partners Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £90,000 per annum
pipelines using Python and orchestration tools such as Dagster. Create and optimise efficient data models to support both transactional and analytical workloads. Develop high-performance SQL queries, procedures, and integrations for APIs and data services. Debug, enhance, and maintain existing systems and codebases. Build and execute unit and integration … tests to ensure reliability and maintainability. Conduct profiling and performance optimisation to improve scalability and responsiveness. Produce clear technical documentation for pipelines, databases, and architecture. Collaborate with cross-functional engineering teams across backend, cloud, and product development. Contribute to architectural decisions and continuously evaluate new technologies and best practices. ...

Senior SQL developer

Hiring Organisation
Candour Solutions Limited
Location
london, south east england, united kingdom
role in designing, developing, and optimising database solutions. This is an opportunity for a strong SQL professional to influence technical direction, improve database performance, support business-critical systems, and mentor other developers. All the while, working within a collaborative technology team and playing a key role in improving … design, development, and optimisation of SQL Server database solutions Develop and optimise complex T-SQL including stored procedures, functions, views, and triggers Troubleshoot database performance issues, including query optimisation, blocking, and deadlocks Support database security, backups, recovery, and high availability solutions Work with developers, analysts, and stakeholders to deliver ...

Senior SQL developer

Hiring Organisation
Candour Solutions Limited
Location
slough, south east england, united kingdom
role in designing, developing, and optimising database solutions. This is an opportunity for a strong SQL professional to influence technical direction, improve database performance, support business-critical systems, and mentor other developers. All the while, working within a collaborative technology team and playing a key role in improving … design, development, and optimisation of SQL Server database solutions Develop and optimise complex T-SQL including stored procedures, functions, views, and triggers Troubleshoot database performance issues, including query optimisation, blocking, and deadlocks Support database security, backups, recovery, and high availability solutions Work with developers, analysts, and stakeholders to deliver ...

Staff Infrastructure Engineer (GCP) - Engine by Starling

Location
Southampton, England, United Kingdom
case studies with Women in Tech. As a Staff Infrastructure Engineer, you will: Design, document, build and maintain scalable infrastructure on GCP Ensure the performance and reliability of cloud environments whilst measuring cost-effectiveness Embrace automation and be reluctant for manual implementation Build systems with security by design … Manager (EKM) and Secret Manager — including support for cryptographic key ceremonies Rapidly diagnose and fix client-reported infrastructure issues while maintaining peak security and performance Write clear technical documentation and host training sessions for the team Demonstrate knowledge of new technologies and changes in the industry Lead complex infrastructure ...

Oracle PL/SQL Developer

Hiring Organisation
Proactive Appointments
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £55,000 per annum
development using PL/SQL Strong SQL skills and experience using tools such as SQL Developer, Toad or SQL*Plus Experience writing complex and performance-focused SQL queries Experience debugging and performance-tuning PL/SQL Experience with ETL processes and data extraction/transformation/loading ...

Database Administrator (DBA)

Hiring Organisation
Technify Talent Limited
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£70000 - £80000/annum
complex, high-availability database environment that supports a sophisticated operational software platform. This is an opportunity to join an innovative engineering team where reliability, performance and automation are central to delivering cutting-edge technology. Working closely with software engineers, platform specialists and data teams, you'll ensure the database … production MariaDB/MySQL databases. Develop and manage robust database schema migrations with safe deployment, validation and rollback processes. Monitor, analyse and optimise database performance in high-volume, write-intensive environments. Design and maintain backup, recovery and data retention strategies, regularly validating restore processes. Implement and maintain database security ...

Data Architect, UK

Location
Brighton, England, United Kingdom
analytics services, driving digital transformation and operational excellence. Pythian, a multinational company, was founded in 1997 and started by ensuring the reliability and performance of mission‐critical databases. We quickly earned a reputation for solving tough data challenges. We were there when the industry moved from on‐premises … tasks such as collecting, parsing, managing, analyzing, and visualizing very large datasets etc. Translating complex functional and technical requirements into detailed designs. Writing high‐performance, reliable and maintainable code. Develop test automation and associated tooling needed for the project. Work with project leads to understand testing requirements and lead ...

Analytics Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £450.00 per day
implementing dbt models that power clean, consistent metrics. Buidl out orchestartion pipelines using Airflow Creating clear documentation for dashboards, metrics, and models. Ensuring optimal performance and cost efficiency across Snowflake Supporting a stakeholder-first approach to data usability and access. KEY SKILLS AND REQUIREMENTS Extensive experience operating within Snowflake … 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 ...

Data Architect

Location
Reading, England, United Kingdom
documentation Work closely with engineering teams to embed CI/CD, automation and infrastructure-as-code Ensure solutions meet requirements for security, compliance, resilience, performance and operational support Identify opportunities for Databricks and cloud cost optimisation, including DBU consumption Contribute to architectural governance, design decisions and technology standards Analyse … data contracts, governance and data discoverability Strong engineering mindset with practical experience of CI/CD, automation and infrastructure-as-code Good understanding of performance tuning, operational resilience and cost optimisation Strong knowledge of data security, compliance and technology risk Demonstrable experience optimising cloud and Databricks DBU costs ...

Senior Analyst- Database

Location
Southampton, England, United Kingdom
This pivotal role will involve: Provide subject matter expertise across database technologies for operational and project delivery purposes Manage database security, risk, compliance, capacity, performance, monitoring, backups, replication, and relationships with external vendors. Act as a senior escalation point, leading incident and problem investigation, root cause analysis, and technical … e.g. KeePass/Idira/Cyberark) Familiar with database tools like SQL Plus, SQL Developer, SSMS and SSIS Strong operational knowledge of database maintenance, performance tuning, optimisation, patching, capacity management, backups, and replication. The ability to lead complex technical troubleshooting and provide clear guidance to both technical ...

Proofpoint SME - Hybrid in Wokingham - 6 Month Initial Contract - Inside IR35

Hiring Organisation
Hamilton Barnes
Location
Wokingham, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
teams on security initiatives, supporting audits, compliance activities, and security reviews. Provide L3/L4 technical support, perform platform upgrades, health checks, and performance tuning, while mentoring junior security engineers and maintaining operational documentation. Top 5 Skills Proofpoint platform expertise - 4+ years of hands-on experience with Proofpoint ...

Senior Software Engineer - Zero Gravity

Location
Reading, England, United Kingdom
TypeScript, Node, Nest, PHP, Symfony) Experience implementingfrontend frameworks(React) Experience building,optimisingandmaintainingproduction applications end-to-end Experience with PostgreSQL& MySQL, including query optimisation and performance tuning Preferred Handling basic data migration and transformation processes Knowledge of CI/CD pipeline integration Bonus Experience with microfrontends and component communication ...

SAP Basis Consultant

Hiring Organisation
Elix Sourcing Solutions
Location
Reading, Berkshire, Great Lea Common, United Kingdom
Employment Type
Permanent
Salary
£70000 - £80000/annum Training+Progression+Benefits
that prioritises employee wellbeing and continuous learning. The Role: Managing day-to-day administration and support of SAP S/4HANA environments System health, performance, and capacity monitoring to proactively resolve issues Overseeing transport management, patching, refreshes, and landscape maintenance Configuring and optimising SAP Solution Manager (SolMan) Supporting platform … experience within SAP S/4HANA Proven experience configuring and supporting SAP Solution Manager (SolMan) Good working knowledge of SAP HANA database administration and performance tuning Experience managing secure, on-premise enterprise SAP environments Consultant: Sebastian Petitti JOB Reference: 5438 Elix Sourcing Solutions is a specialist recruiter ...

SQL Analytics Engineer (AI-Enabled, Databricks) - Software

Hiring Organisation
Salt Search
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£350.00 - £450.00 per day
delivery while maintaining high standards of quality and accuracy. You'll play a key role in enhancing existing analytics solutions, troubleshooting data issues, optimizing performance, and identifying opportunities to improve the efficiency of the wider data environment. The ideal candidate combines advanced SQL expertise with strong analytical thinking … analytics and reporting solutions across a large-scale data environment. Deliver incremental improvements to existing datasets, reports, dashboards, and data workflows. Investigate data issues, performance bottlenecks, and process inefficiencies. Work closely with senior engineers to troubleshoot, prioritise, and resolve technical challenges. Optimise SQL queries and data processes to improve ...

Mainframe Datacom Engineer - IBM Z

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Reading, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day
desirable. Key Responsibilities Administer and support Broadcom Datacom/CA Datacom databases on z/OS. Perform database provisioning, configuration, monitoring, capacity planning and performance tuning. Undertake backup, recovery, reorganisation and database maintenance using Datacom utilities. Monitor availability and proactively resolve database and application performance issues. Support incident … ISPF, SDSF, CICS, VSAM and RACF . Support COBOL-based applications and troubleshoot database/application issues. Assist with application releases, technical design and performance optimisation. Participate in disaster recovery and business continuity exercises. Contribute to mainframe modernisation, automation, API enablement, CI/CD and DevOps initiatives. Identify opportunities ...