201 to 225 of 887 Performance Optimisation Jobs in the UK

AI/ML Engineer

Location
Greater London, England, United Kingdom
/CD pipelines. Proven ability to partner with and work across teams to drive delivery into production. Strong problem‐solving, debugging, and performance optimisation skills. Solid software engineering foundations, including version control, automated testing, and monitoring. Experience building or productionising agentic AI systems—tool use, orchestration, multi‐step … LangChain, CrewAI, AutoGen, or similar). Experience with GenAI/LLM systems in a production context (RAG, prompt orchestration, evaluation, guardrails, cost/latency optimisation). Exposure to MCP (Model Context Protocol) and tool‐based/function‐calling architectures. Experience deploying and operating machine learning models/MLOps pipelines ...

Senior Full Stack Software Developer (Post-Trade)

Location
Greater London, England, United Kingdom
management. Responsibilities Build, enhance and maintain high-quality, well-tested web applications using Angular and C# Contribute to UI architecture, component design, reusability and performance Design and implement backend services, APIs and data integrations Work across the full application lifecycle: requirements gathering, design, implementation, testing, release and support Build … grade backend technologies such as C#/.NET (preferred) or Java Good understanding of modern UI patterns, state management, component-driven development and web performance optimisation Solid understanding of application architecture, data modelling and integration patterns Strong problem-solving skills across multiple technologies and business domains Enthusiastic, collaborative ...

Java Developer – Front Office / Trading Systems

Location
Greater London, England, United Kingdom
tech-native consultancy delivering high value-added IT expertise to the financial services industry. We specialise in complex software engineering environments where performance, robustness and scalability are critical: low latency systems, real-time data processing, distributed architectures and high-volume flows. Joining MARGO means working in demanding Front Office … systems supporting electronic trading activities across multiple asset classes (e.g. Equities, Fixed Income, Commodities, FX, Derivatives). Real-time and event-driven architectures High performance and low-latency constraints Close interaction with trading, quantitative and risk teams Short delivery cycles and high engineering standards Role Overview We are looking ...

Security Data and Platform Engineer

Location
Greater London, England, United Kingdom
cloud, endpoint, network and SaaS sources Define and continuously improve data quality standards to support detection, investigation and threat hunting Contribute to the operation, performance and evolution of the Elastic Security platform Apply software engineering and scripting skills, for example in Python or Bash, to automate ingestion, validation, monitoring … Qualifications Strong experience with Elastic Stack and data engineering technologies such as Logstash, Beats, Kafka or similar Expertise in Elastic data modelling, indexing and performance optimisation Experience designing scalable log collection and processing architectures Knowledge of data governance, retention and security telemetry across cloud, endpoint and network Experience ...

MLOps Engineer

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
manage AI platforms and agent infrastructure - Build and maintain CI/CD pipelines and DevOps workflows - Implement observability, monitoring, and logging solutions - Optimise performance, scalability, and cost efficiency - Support AI teams with infrastructure, deployment, and integration - Ensure platform security, compliance, and high availability - Automate infrastructure using Infrastructure as Code … practices - Experience with Kubernetes/containerisation technologies - Strong programming skills (e.g. Python, Go, Node.js) - Experience with observability tools (e.g. OpenTelemetry, Datadog) - Understanding of security, performance optimisation, and scalability Desirable Skills - Experience working on AI/ML platforms or deployments - Exposure to large-scale distributed systems - AWS certifications ...

Senior DevOps Engineer

Location
West of England, England, United Kingdom
Location: Bristol/Cirencester (1 day a week in the office) Reporting to: Head Of Infrastructure Kallidus is a leading SaaS provider of learning, performance, and talent management solutions. Our award-winning platform helps hundreds of organisations worldwide empower their people to perform at their best - from simplifying compliance … upgrades, troubleshooting and automation. Develop and enhance CI/CD tooling and deployment pipelines using Azure DevOps or similar technologies. Monitor and optimise platform performance, reliability, capacity and security, implementing improvements where needed. Investigate and resolve complex infrastructure, platform and deployment-related incidents. Develop, maintain and enhance automation ...

Data Engineer

Hiring Organisation
Synapri
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 460 - 470 Daily
data assets from legacy platforms into modern cloud-based environments. Deliver enterprise-grade data solutions within a highly regulated environment. Ensure data quality, integrity, performance, and security standards are met. Collaborate with technical and business stakeholders to translate requirements into effective data solutions. Troubleshoot production issues and implement sustainable … databases. Proven experience building and supporting enterprise data pipelines and integration solutions. Experience working within cloud-based data platforms. Strong understanding of data modelling, performance optimisation, and data quality controls. Desirable Experience Banking or Financial Services experience. Experience working within regulated environments. Exposure to Azure Data Platform services. ...

Data Engineer

Hiring Organisation
Synapri
Location
Canary Wharf, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£460 - £470/day
data assets from legacy platforms into modern cloud-based environments. Deliver enterprise-grade data solutions within a highly regulated environment. Ensure data quality, integrity, performance, and security standards are met. Collaborate with technical and business stakeholders to translate requirements into effective data solutions. Troubleshoot production issues and implement sustainable … databases. Proven experience building and supporting enterprise data pipelines and integration solutions. Experience working within cloud-based data platforms. Strong understanding of data modelling, performance optimisation, and data quality controls. Desirable Experience Banking or Financial Services experience. Experience working within regulated environments. Exposure to Azure Data Platform services. ...

SQL Server Developer

Hiring Organisation
Reqwest Limited
Location
Dartford, Kent, South East, United Kingdom
Employment Type
Permanent, Work From Home
developers and business stakeholders, designing and developing database solutions supporting business-critical 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 … 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/ ...

C# . Net Developer, Hybrid

Hiring Organisation
Exposed Solutions
Location
Slough, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
direction of the platform. This role would suit someone who enjoys getting into the detail, writing high-quality code and working on software where performance, scalability and reliability really matter. Technical Skills Required You'll have commercial experience with most of the following: C# .NET ASP.NET MVC ASP.NET MongoDB … Excellent debugging and problem-solving skills. Experience writing efficient, maintainable, well-tested code. Knowledge of low-level programming concepts , such as memory management, threading, performance optimisation and concurrency. Nice to Have Experience with distributed systems or microservices. Cloud experience (Azure or AWS). CI/CD and DevOps ...

Senior Software Engineer - Backend

Location
Manchester, England, United Kingdom
that process high volumes of requests and data Designing distributed and event-driven architectures Working with asynchronous messaging and streaming technologies Solving problems around performance, latency, resilience and availability Improving caching and data-access strategies Building reliable transactional workflows Developing applications and services within AWS Deploying and operating containerised … Designing reliable integrations with external or internal systems SQL and/or NoSQL data stores Building scalable systems handling significant traffic or data volumes Performance optimisation, caching and latency reduction Designing for resilience and failure Containerisation and orchestration technologies such as Docker and Kubernetes Observability, monitoring and operating ...

Senior Engineer 27 Goswell Rd., Barbican, London EC1M 7AN

Location
Greater London, England, United Kingdom
statically-typed language, and familiarity with a web framework (Spring Boot or Ruby on Rails) Strong skills in automated testing (unit, end-to-end, performance, stress) and a high bar for quality Working knowledge of SQL and relational database concepts at scale, including performance optimisation Technical ...

Senior Fullstack Engineer (Python + React.js)

Location
Greater London, England, United Kingdom
efficient server-side applications. The ideal candidate should have experience in microservices architecture, API development, database management, and frontend ensuring high availability and performance of backend and frontend services. In this role, you will collaborate closely with frontend engineers, product managers, and other stakeholders to build robust backend solutions … that power our applications. A strong focus on Separation of Concerns (SoC), security best practices, and performance optimization is crucial for success in this position. Your key responsibilities: Integrate models into backend systems and create API endpoints for model interaction (e.g., retrieving predictions). Develop and maintain scalable services ...

Infrastructure & Platform Specialist Solutions Architect (SSA)

Hiring Organisation
DataBricks
Location
London, UK
Employment Type
Full-time
Azure ExpressRoute/Google Cloud Interconnect, and private connectivity such as AWS PrivateLink/Azure Private Link/GCP Private Service Connect), network routing, performance optimisation, and large-scale deployment managementPlatform Administration: High availability, disaster recovery, cluster orchestration, observability and audit (e.g. Amazon CloudWatch/CloudTrail, Azure Monitor … religion, sexual orientation, socio-economic status, veteran status, and other protected characteristics. ComplianceIf access to export-controlled technology or source code is required for performance of job duties, it is within Employer's discretion whether to apply for a U.S. government license for such positions, and Employer may decline ...

Infrastructure & Platform Specialist Solutions Architect (SSA)

Location
Greater London, England, United Kingdom
Azure ExpressRoute/Google Cloud Interconnect, and private connectivity such as AWS PrivateLink/Azure Private Link/GCP Private Service Connect), network routing, performance optimisation, and large-scale deployment management Platform Administration: High availability, disaster recovery, cluster orchestration, observability and audit (e.g. Amazon CloudWatch/CloudTrail, Azure … sexual orientation, socio-economic status, veteran status, and other protected characteristics. Compliance If access to export-controlled technology or source code is required for performance of job duties, it is within Employer's discretion whether to apply for a U.S. government license for such positions, and Employer may decline ...

Full Stack Developer

Hiring Organisation
Langham Recruitment
Location
United Kingdom, Risley, Warrington, Cheshire
Employment Type
Permanent
Salary
£55000 - £65000/annum Bonus, Remote, Private Healthcare
Understanding of content modelling, CMS configuration and content delivery Experience with DAM platforms, media libraries or enterprise content systems Knowledge of CDNs and web performance optimisation Experience integrating CMS platforms with business systems and third-party services Experience with Azure, AWS or GCP Understanding of modern development practices ...

Senior Scala Engineer

Location
Greater London, England, United Kingdom
improvement in platform capabilities, development practices, and operational effectiveness. Required Skills Core Technical Stack: Deep expertise in Scala, Java, or another JVM language, including performance optimisation and tuning. Data Platforms: Strong experience with database technologies including Oracle Exadata at scale, MongoDB, Elasticsearch, or similar. Cloud & DevOps: Solid knowledge ...

Databricks Data Engineer | Real Estate Investment - Contract

Location
Greater London, England, United Kingdom
medallion architectures. Experience performing data profiling, lineage analysis, source-to-target mapping and data quality assessment. Strong understanding of production-grade data platforms, performance optimisation and operational support. Experience migrating SSIS, ETL pipelines, stored procedures and reporting solutions to cloud-based platforms. Exposure to Azure DevOps ...

Senior Developer

Location
Greater London, England, United Kingdom
reviews, unit testing, and ensure compliance with development standards. Work collaboratively in Agile environments and contribute to sprint planning and estimations. Support bug fixing, performance optimisation, and integration testing. Provide build and release instructions to DevOps and QA teams. Support build and deployment processes, ensuring smooth release cycles ...

Databricks Data Engineer | Real Estate Investment - Contract

Hiring Organisation
Marks Sattin
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£600.00 - £700.00 per day
medallion architectures. Experience performing data profiling, lineage analysis, source-to-target mapping and data quality assessment. Strong understanding of production-grade data platforms, performance optimisation and operational support. Experience migrating SSIS, ETL pipelines, stored procedures and reporting solutions to cloud-based platforms. Exposure to Azure DevOps ...

Senior Front-End Engineer React

Hiring Organisation
Halian Technology Limited
Location
Central London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
Auth0 or similar identity providers Sentry or comparable monitoring and error-tracking platforms Azure Static Web Apps Azure DevOps CI/CD pipelines Vite performance optimisation and bundle analysis Storybook or other component documentation platforms WebSockets or SignalR Client onboarding platforms KYC/KYB workflows Regulated financial services ...

Senior Embedded Software Engineer

Location
Hemel Hempstead, England, United Kingdom
line operation Familiarity with Rocky Linux, CentOS or Red Hat based distributions Experience with Git version control and modern development workflows Strong debugging and performance optimisation skills Excellent written and verbal communication skills Ability to independently own and deliver technical work packages Eligibility for BPSS clearance and ability ...

devops engineer in life reinsurance

Location
Greater London, England, United Kingdom
stakeholder coordination; Experience with database change management tooling and state-based deployment approaches; Strong knowledge of Snowflake administration, RBAC, masking policies and cost/performance optimisation; Experience with dbt and SQL in a modern cloud data warehouse environment; Experience with infrastructure-as-code, PowerShell, Bash or Python scripting ...

Senior AWS Data Engineer

Hiring Organisation
Microlise
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Temporary
tenant-aware data handlin Collaborate closely with architecture, platform engineering, product and analytics teams to deliver scalable data solution Support product-level observability, performance optimisation, cost awareness and operational reliability What Were Looking For Bring the skills to turn data into trusted products Were looking for someone ...

Senior AWS Data Engineer

Location
United Kingdom
tenant-aware data handlin Collaborate closely with architecture, platform engineering, product and analytics teams to deliver scalable data solution Support product-level observability, performance optimisation, cost awareness and operational reliability What Were Looking For Bring the skills to turn data into trusted products Were looking for someone ...