25 of 25 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 ...

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 ...

Senior Technology Architect - Data Platform Architect - UK

Hiring Organisation
Infosys
Location
Slough, Berkshire, UK
Employment Type
Full-time
Power BI, Azure, and Confluent technologies. You will lead platform strategy, administration, and integration to support scalable analytics and data engineering solutions. Responsibilities include performance optimization, governance, automation, and enabling secure, reliable data flows. This role requires strong leadership, cross-functional collaboration, and hands-on technical proficiency. Your role … prem environments. You will lead platform strategy and operations for technologies including Snowflake, SQL Server, Power BI, Azure, and Confluent, ensuring high availability, performance, and scalability. You will collaborate with cross-functional teams to design and implement platform solutions that support data engineering, analytics, and business intelligence initiatives. Your ...

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 ...

Senior Java Software Engineer

Hiring Organisation
TetriQ Solutions
Location
Slough, Berkshire, UK
Employment Type
Full-time
Innovation: Stay updated on emerging Java technologies, propose new solutions, and contribute to innovation initiatives. • Troubleshooting: Analyze logs, resolve complex technical issues, and perform performance tuning. • Documentation: Write technical specifications and other documentation for new and existing applications. Qualifications: • Education: Bachelor's degree in Computer Science, Engineering ...

Oracle APEX Developer

Hiring Organisation
Frontier Resourcing
Location
Reading, 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 ...

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 ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
Reading, 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 ...

Infrastructure Support Engineer

Hiring Organisation
Thurn Partners
Location
Slough, Berkshire, UK
Employment Type
Full-time
services such as EC2, S3, and VPC. Troubleshoot and resolve complex infrastructure issues independently. Automate cloud operations using Terraform, CloudFormation, Python, and Bash. Monitor performance and costs, implementing optimizations as needed. Collaborate with development teams to support application deployment and operations. Assess new cloud technologies to improve infrastructure reliability … management tools (Ansible, Terraform). Experience with container technologies such as Docker, ECS, and Kubernetes. Knowledge of Windows and Linux system administration. Familiarity with performance tuning and cost management in the cloud. Agile development experience and strong communication skills. This position offers the chance to play ...

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 ...

C++ Software Engineer

Hiring Organisation
mthree
Location
Slough, Berkshire, UK
Employment Type
Full-time
mission-critical software used by airlines worldwide - powering real-time flight operations, route optimisation, and next-generation cockpit intelligence. You'll work on high-performance, multi-threaded systems that directly impact global aviation efficiency, fuel optimisation, and safety -contributing to one of the most advanced FMS platforms … real-time data processing for flight planning, scheduling, and air traffic control integration Implement and optimise algorithms for fuel efficiency, route optimisation, and aircraft performance modelling Contribute to multi-threaded, high-performance architectures used in large-scale airline operations Collaborate with system architects, engineers, and aviation domain specialists ...

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 ...

Application Support Engineer - Elite Systematic Trading Firm - Prop Trading - Market Leading Compensation - WFH - London

Hiring Organisation
Mondrian Alpha
Location
Slough, Berkshire, UK
Employment Type
Full-time
latency trading systems, automate infrastructure and application processes, and collaborate directly with trading, development, and infrastructure teams. You will operate in a high-performance environment that values precision, initiative, and continuous innovation. Key Responsibilities Ensure maximum uptime of latency-sensitive trading platforms, proactively identifying and resolving production issues. Automate … role in onboarding new trading desks, products, and exchanges—delivering low-latency infrastructure and reliable integration. Ideal Candidate Profile 3+ years' experience supporting high-performance trading systems in a Python and Linux-heavy environment. Proven expertise in FIX protocol, trading workflows, and exchange connectivity. Skilled in scripting for automation ...

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 ...

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. ...

Senior Full Stack Engineer

Hiring Organisation
Searchland
Location
Slough, Berkshire, UK
Employment Type
Full-time
APIs with tRPC running on Node.js/Express Model and query relational and search-optimized data using PostgreSQL and Elasticsearch Contribute to backend architecture, performance tuning, and refactoring work Collaborate with technical and non-technical teammates to clarify requirements and break down work Own implementation from development through ...

Junior Data Analyst

Hiring Organisation
Information Tech Consultants
Location
Slough, Berkshire, UK
Employment Type
Full-time
Write, optimize, and maintain production-grade Python scripts to clean, transform, aggregate, and process large volumes of data. Database Interaction (SQL): Develop complex, high-performance SQL queries (DDL/DML) for data extraction, manipulation, and validation within relational and data warehousing environments. Quality Assurance: Implement data quality checks … data libraries (e.g., Pandas, NumPy). Database Expert-level proficiency in SQL (Structured Query Language). Experience writing complex joins, stored procedures, and performing performance tuning. Big Data Concepts Foundational understanding of Big Data architecture (Data Lakes, Data Warehouses) and distributed processing concepts (e.g., MapReduce). ETL/ ...

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 ...