1 to 25 of 26 Performance Tuning Jobs in the Thames Valley

Lead Software Engineer

Hiring Organisation
Inventive Search
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
C#, .NET Core, Azure Functions, custom connectors), and implement ETL/dataflows for Power BI. Own data modelling, DAX/Power Query optimisation and performance tuning for enterprise Power BI. Design and implement APIs, microservices and cloud architecture on Azure (Azure SQL, Service Bus, Data Factory/Synapse …/.NET Core, Azure services, and Power Platform (Power Apps, Power Automate, Dataverse). Deep Power BI experience: data modelling, DAX, Power Query (M), performance tuning and building enterprise reports/dashboards. Experience building integrations and APIs, plus familiarity with microservices patterns and cloud-native design. Practical experience ...

Data Engineer

Hiring Organisation
Cerberus Capital Management
Location
Slough, Berkshire, UK
Employment Type
Full-time
software engineers to ensure seamless data integration and availability for predictive modeling and business intelligence. Optimize data storage and processing in Azure environments for performance, reliability, and cost-efficiency. Implement best practices for data modeling, governance, and security across all platforms. Troubleshoot and enhance existing pipelines to improve scalability … love to hear from you. Strong technical foundation: Degree in a STEM field (or equivalent experience) with hands-on experience in production environments, emphasizing performance optimization and code quality. Python expertise: Advanced proficiency in Python for data engineering, data wrangling and pipeline development. Cloud Platforms: Hands-on experience working ...

Microsoft Power Platform Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £510 per day
Functions, Logic Apps, Service Bus, API Management, Event Grid), Microsoft 365, and line-of-business systems via custom connectors Optimize Dataverse schema, relationships, and performance; manage large datasets, virtual tables, and row-level security Ensure data quality, telemetry, and Power BI analytics alignment with semantic models and governance Delivery … with product owners to translate business outcomes into platform capabilities and technical backlog items Manage solution risk, cost, timeline, and non-functional requirements (scalability, performance, reliability, supportability) Platform Enablement & CoE Establish and evolve the Power Platform Center of Excellence (CoE), including standards, accelerators, templates, guardrails, and training paths Drive ...

Data Engineer

Hiring Organisation
UST
Location
Slough, Berkshire, UK
Employment Type
Full-time
Engineer with deep expertise in Power BI and enterprise-scale reporting environments. The ideal candidate will be responsible for designing, optimizing, and maintaining high-performance semantic models, delivering end-to-end BI solutions, and supporting distributed reporting across multiple business domains. Key Responsibilities: Power BI Development & Engineering Build … optimize Power BI Semantic Models for large datasets (4–5GB+). Develop high-performance dashboards using Power BI Desktop & Power BI Service. Write advanced, performance-optimized DAX following best practices. Leverage Power Query (M) for scalable data ingestion and transformation. Perform deep model optimization using Tabular Editor ...

Oracle APEX Developer

Hiring Organisation
Frontier Resourcing
Location
Slough, Berkshire, UK
Employment Type
Full-time
Agile delivery squads with APEX devs, data engineers, integration specialists and business SMEs. Essential Skills Strong Oracle APEX development capability (apps, forms, processes, security, performance tuning). Hands-on experience with Oracle Analytics Cloud (OAC dashboards, DV, RPD/semantic modelling). Experience with Autonomous Data Warehouse … Oracle Fusion data structures. Data modelling, ETL/ELT, SQL tuning and general analytics engineering skillset. Proven ability to collaborate with AI teams, data scientists or ML engineers in shared workloads. UK Citizen with SC (minimum). Desirable OCI and OIC experience. Exposure to ML/AI concepts ...

Oracle APEX Developer

Hiring Organisation
Frontier Resourcing
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
Agile delivery squads with APEX devs, data engineers, integration specialists and business SMEs. Essential Skills Strong Oracle APEX development capability (apps, forms, processes, security, performance tuning). Hands-on experience with Oracle Analytics Cloud (OAC dashboards, DV, RPD/semantic modelling). Experience with Autonomous Data Warehouse … Oracle Fusion data structures. Data modelling, ETL/ELT, SQL tuning and general analytics engineering skillset. Proven ability to collaborate with AI teams, data scientists or ML engineers in shared workloads. UK Citizen with SC (minimum). Desirable OCI and OIC experience. Exposure to ML/AI concepts ...

Oracle APEX Developer

Hiring Organisation
Frontier Resourcing
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
Agile delivery squads with APEX devs, data engineers, integration specialists and business SMEs. Essential Skills Strong Oracle APEX development capability (apps, forms, processes, security, performance tuning). Hands-on experience with Oracle Analytics Cloud (OAC dashboards, DV, RPD/semantic modelling). Experience with Autonomous Data Warehouse … Oracle Fusion data structures. Data modelling, ETL/ELT, SQL tuning and general analytics engineering skillset. Proven ability to collaborate with AI teams, data scientists or ML engineers in shared workloads. UK Citizen with SC (minimum). Desirable OCI and OIC experience. Exposure to ML/AI concepts ...

Junior C++ Engineer

Hiring Organisation
Harrington Starr
Location
Slough, Berkshire, UK
Employment Type
Full-time
trading activity. The successful candidate will work across the full software development lifecycle, contributing to the design, build, deployment, and optimisation of highly scalable, performance-critical applications. Key Responsibilities Build, test, and enhance high-performance trading systems using C++ and Python Translate quantitative models and trading logic into … front-office trading teams Improve market data ingestion, exchange connectivity, and real-time data flows Contribute to distributed systems, low-latency communication, and performance tuning initiatives Take part in design discussions, code reviews, profiling, and CI/CD improvements Gain hands-on exposure to algorithmic trading infrastructure, market ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
Join OCI to design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building … Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated testing, canarying, rollout/rollback, and configuration ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
Join OCI to design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building … Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated testing, canarying, rollout/rollback, and configuration ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
Slough, Berkshire, UK
Employment Type
Full-time
Join OCI to design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building … Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated testing, canarying, rollout/rollback, and configuration ...

ServiceNow Architect

Hiring Organisation
IBU CONSULTING LTD
Location
Berkshire, South East, United Kingdom
Employment Type
Contract
state vision, uncover requirements, constraints, and opportunities. Design end-to-end ServiceNow solutions and technical architectures that align with organizations strategic goals, considering scalability, performance, security, maintainability, integrations, data model, and user experience. Define roadmap(s) and solution intent/blueprints: translate business goals into architecture, technology decisions, module … instance strategy, environment strategy, upgrade/migration plans. Support presales/proposal efforts by scoping, estimating, and designing reference architectures. Participate in operational considerations: performance tuning, capacity planning, availability, disaster recovery, security compliance. Stay up to date with new ServiceNow features, modules, trends (e.g., AI/ML, data ...

Senior AI Engineer

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Unspecified Day Rate Negotiable depending on experience. Outside IR35.
pipelines for automated, zero-touch deployments. Lead security hardening efforts usingGuardDuty, CloudWatch, IAM best practices. Set up observability stacks for proactive monitoring and performance tuning. Own backup, disaster recovery for services thatyou ' ve created. Cross-Functional & Process Collaborate closely with other engineers, productmanagersand CTO. Mentor engineers on agentic ...

Senior Platform Engineer

Hiring Organisation
Busuu
Location
Slough, Berkshire, UK
Employment Type
Full-time
learning new things on the fly. Nice to have Experience supporting AI/ML workloads (model deployment, scalability, observability). Expertise in database performance tuning. Experience working remotely in distributed teams. At Busuu we want to ensure that you have access to some great benefits: Our centrally located offices ...

Platform Engineer

Hiring Organisation
heata
Location
Slough, Berkshire, UK
Employment Type
Full-time
established a robust technical, secure foundation using modern open-source, cloud-native technologies. Now we're ready to scale - expanding capability, automation and performance as we grow our client base, which comprises several enterprise customers and a long tail of smaller organisations. If you want to build meaningful tech … distributed systems running across a hybrid estate. Configure and secure infrastructure across major cloud providers (GCP, AWS, Azure). Contribute to platform observability, monitoring, performance tuning and optimisation. Work with SUSE's technology stack including Leap Micro, Uyuni, and SaltStack. Collaborate with internal and external technical partners ...

Prisma Browser Deployment Specialist, Professional Services

Hiring Organisation
Palo Alto Networks
Location
Slough, Berkshire, UK
Employment Type
Full-time
methods (e.g., GPO, MDM). Be a Proactive Technical Advisor: Serve as the go-to expert for PAB best practices, advanced feature utilization, and performance tuning, actively monitoring environments to pre-emptively identify, recommend, and resolve potential issues or areas for security posture improvement. Resolve Complex Escalations ...

Mid-Level Backend Engineer (London)

Hiring Organisation
nHabit
Location
Slough, Berkshire, UK
Employment Type
Full-time
issues using logs and metrics A collaborative mindset and an ownership-driven approach to work Nice to Have (Not Required) Deeper Go knowledge (concurrency, performance tuning) Experience with gRPC, Protobuf, or event-driven systems Exposure to graph databases, geospatial queries, or search systems Familiarity with observability tooling … monitoring Awareness of cloud cost optimisation Interest in learning more about platform, performance, or system design What Matters to Us We're looking for people who are genuinely interested in what we're building and want to grow with the company over the long term. Curiosity, care for quality ...

Full Stack Software Engineer

Hiring Organisation
Firenze
Location
Slough, Berkshire, UK
Employment Type
Full-time
design to production. Back-End Engineering (Java): Build APIs and microservices using Java (Spring Boot, Micronaut, or Quarkus), with guidance on best practices for performance and reliability. Front-End Engineering (TypeScript – Nuxt/Vue): Develop responsive, accessible UIs with strong component and state management. Data & Integration: Work with PostgreSQL … design resilient data flows. Quality & Testing: Contribute to our testing culture (JUnit, Playwright, CI pipelines) and learn how to scale reliable delivery. Performance & Observability: Gain hands-on experience with monitoring tools and learn how to build observable systems from day one. Documentation & Developer Experience: Help create clear technical docs ...

Software Engineer

Hiring Organisation
Spectrum IT Recruitment
Location
Aylesbury, Buckinghamshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £55000/annum plus benefits
hybird working. - Salary circa £50,000 - £55,000 plus benefits Technology provider of secure identity, access, and authentication solutions. My client build high-performance software and hardware systems that support mission-critical identity operations. The engineering team works across embedded systems, backend services, and security infrastructure to deliver reliable … system design, architecture decisions, and technical roadmaps for Red Fox ID products. Work within Linux-based environments, including scripting, system-level debugging, and performance tuning. Perform hardware setup, configuration, and integration, including peripherals, sensors, or identity-related devices. Develop and maintain automation scripts and CI/CD pipelines. Debug ...

Cloud Infrastructure Team Lead - AWS

Hiring Organisation
Hireful
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
Salary
£75,000
Terraform and Ansible, and a proven track record leading high-impact cloud projects. You'll understand cloud security and governance inside-out, thrive on performance tuning, and be a confident communicator with solid stakeholder skills. Familiarity with GitHub, WAFs, monitoring tools, and serverless tech like AWS Lambda ...

Oracle Developer

Hiring Organisation
4Square Recruitment Ltd
Location
Slough, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £70,000 per annum
responsible for developing and maintaining complex Oracle SQL and PL/SQL code, working closely with developers and stakeholders to ensure high-performance, scalable database solutions. This is a hands-on role for someone who genuinely enjoys writing proper PL/SQL—not just babysitting legacy code. What …/SQL programming skills Experience developing complex stored procedures, packages, functions, and triggers A high standard of coding with a focus on performance, maintainability, and best practices Proven experience working in a software house or similar fast-paced environment Nice to Have (but not deal-breakers) Performance tuning ...

Engineering Manager (Python) - AI/ML SaaS Platform

Hiring Organisation
Creo Recruitment
Location
Slough, Berkshire, UK
Employment Type
Full-time
systems, and modern AWS infrastructure. You'll lead a squad of 4 engineers, guiding them through complex technical decisions and helping them deliver high-performance, data-intensive systems operating over hundreds of millions to billions of rows. The product itself is an AI/ML-driven SaaS platform … pipelines and SQL-based workflows, ensuring scalability and performance. Run technical design reviews, guide architecture decisions, and support engineers in navigating trade-offs around performance, cost, and reliability. Champion operational excellence — strong observability, testing discipline, incident response, and SLO ownership. Collaborate with Product & Design to define technical requirements, prioritise ...

Data Engineer

Hiring Organisation
Searchability
Location
Slough, Berkshire, UK
Employment Type
Full-time
business operates in a highly data-driven environment, working closely with Product and Data Science teams to support an Educational AI pipeline. Data reliability, performance, and scalability are central to the platform, and this role plays a key part in maintaining and evolving the underlying data infrastructure. … intersection of database administration and software engineering. You'll be responsible for building and maintaining high-availability PostgreSQL environments, ensuring performance, security, backups, replication, and recovery are robust and reliable. Alongside this, you'll write production-quality Python to automate database operations, build bespoke tooling, and support the evolution ...

Java Software Engineer (Tier 1 Investment Bank)

Hiring Organisation
Radley James
Location
Slough, Berkshire, UK
Employment Type
Full-time
Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable real-time transaction processing, configuration management, and support for quantitative research and trading teams. Key Responsibilities: Develop scalable backend systems … support high-frequency FX trading Collaborate with quants and traders to deliver platform enhancements Drive performance tuning and solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/TypeScript & HTML5 ...

C++ Engineer

Hiring Organisation
NJF Global Holdings Ltd
Location
Slough, Berkshire, UK
Employment Type
Full-time
passion for learning. Key Skills: 2+ years of modern C++ development in Linux environments. Strong knowledge of computer systems, including OS, networking, and performance tuning. Experience with Object-Oriented design and multi-threaded programming. ...