19 of 19 Permanent Performance Tuning Jobs in Berkshire

Senior Java Developer (Low-Latency Payments Systems)

Hiring Organisation
RE Partners
Location
Slough, Berkshire, UK
Employment Type
Full-time
based in the UK or US 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 … DevOps, Product, and QA teams to ensure production-grade solutions. Participate in architectural discussions, advocate for best practices, and provide mentorship to peers. Drive performance tuning, fault tolerance, and observability improvements across services. Required Skills & Experience: 5+ years of experience in Core Java development with a focus ...

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 ...

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 ...

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 ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
Slough, Berkshire, UK
Employment Type
Full-time
Join OCI's Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. You'll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities across OCI's global edge. …/Python/C Rust/Go (strong preference for Java for control-plane/services). Deep systems design expertise: concurrency, memory management, performance tuning, API design, consistency models, and distributed systems fundamentals. Proven DevOps leadership at scale: CI/CD, automated testing, canarying, rollout/rollback ...

Technical Architect

Hiring Organisation
Akkodis
Location
Slough, Berkshire, UK
Employment Type
Full-time
Artificial Intelligence (AI) and data architecture within the investment banking domain. The ideal candidate will have deep expertise in designing and implementing scalable, high-performance data platforms using modern technologies such as MongoDB, Redis, Elasticsearch, and other tools that enable fast data storage, querying, and exposure. This role requires … like MongoDB, Redis, Elasticsearch, and other NoSQL/relational systems. Collaborate with business stakeholders, data scientists, and engineering teams to deliver solutions that meet performance, scalability, and compliance requirements. Ensure data provenance, integrity, and security across all layers of the architecture. Drive innovation in AI integration, including model deployment ...

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 ...

Senior Data Engineer

Hiring Organisation
Morson Edge
Location
Slough, Berkshire, UK
Employment Type
Full-time
role in shaping the future of their data platform as they modernise and transition to the cloud. Key skills: Strong SQL Server expertise (performance tuning, data modelling) Solid Python development experience Knowledge of DevOps (Azure DevOps, Git, PowerShell) Bonus: Snowflake, Databricks, Docker, .NET ...

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 ...

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. ...

Full Stack Engineer

Hiring Organisation
UST
Location
Slough, Berkshire, UK
Employment Type
Full-time
best practices and high-quality front-end performance. Database Engineering Work with SQL Server, including stored procedures, indexing, and query optimization. Ensure data consistency, performance, and scalability across application modules. Required Skills & Experience 10+ years of professional experience in software development. Strong backend engineering with C#/.NET Core … 6+). Solid experience developing REST APIs. Strong React development expertise. Proficiency with SQL Server, stored procedures, indexing, and performance tuning. Practical experience with Azure services: App Services, Functions, APIM, Service Bus, Key Vault, Azure SQL, and Storage. Hands-on experience with CI/CD pipelines in Azure DevOps ...

Senior Mobile Specialist (Android)

Hiring Organisation
Parser
Location
Slough, Berkshire, UK
Employment Type
Full-time
engineering groups to ensure compatibility with evolving API and BFF designs. ● Mentor Android engineers and promote best practices in Kotlin development. ● Troubleshoot complex performance, stability, or integration issues. Technology Stack & Requirements ● 8+ years of Android development experience with strong expertise in Kotlin. ● Proven ability to architect and scale high … consumer-facing Android apps. ● Experience evaluating or integrating hybrid frameworks such as React Native. ● Deep understanding of the Android SDK, lifecycle management, concurrency, and performance tuning. ● Familiarity with Gradle and how architecture influences build and release pipelines. ● Ability to read or maintain legacy Java code. Bonus Points ● Experience integrating ...