176 to 200 of 336 Performance Tuning Jobs in London

Lead Backend Engineer London

Location
Greater London, England, United Kingdom
that back drivers instead of the old insurance playbook. We don't do things slowly, and we don't do bureaucracy. We back high-performance builders who want ownership, early responsibility and the chance to do the most career-defining work of their lives. You'll get the space … building cloud-native microservices, Python preferred, though strong experience in another language works too! Systems at scale - You have built distributed architectures and understand performance tuning and observability, on top of solid fundamentals in data structures, algorithms and system design You strive for simplicity - You build systems that ...

Senior Software Engineer, Machine Learning Services

Location
Greater London, England, United Kingdom
just about gluing APIs together; it's about building the infrastructure that makes it all possible. Our core platform is written in Rust for performance, correctness, and fearless concurrency. ML models and services are primarily in Python. If you're intrigued by the challenges of the software/hardware … platform. This includes our Rust‐based API gateway, Python ML compute workers, and the distributed job queue that orchestrates it all. Solve hard concurrency, performance, and distributed systems problems to ensure our platform is bulletproof for high‐volume production workloads. Work directly with product and ML science teams ...

SAP BTP Architect

Location
Greater London, England, United Kingdom
/4HANA, SAP ECC, SAP BTP, SAP PI/PO, SAP Fiori/UI5, and integrated enterprise systems This role ensures high-performance, scalable, secure, and future-ready SAP solutions that align with business strategy and IT roadmaps The architect collaborates closely with business leaders, solution architects, Basis, development … Deep understanding of SAP system landscape design, including DEV/QAS/PRD/DR environments. In‐depth knowledge of SAP Basis, system sizing, performance tuning, high-availability (HA) and disaster recovery (DR) configurations. Strong experience with SAP HANA database architecture, optimization, backup/restore strategies, and security. ...

SAP BTP Architect

Location
Greater London, England, United Kingdom
/4HANA, SAP ECC, SAP BTP, SAP PI/PO, SAP Fiori/UI5, and integrated enterprise systems. This role ensures high‐performance, scalable, secure, and future‐ready SAP solutions that align with business strategy and IT roadmaps. The architect collaborates closely with business leaders, solution architects, Basis, development … Deep understanding of SAP system landscape design, including DEV/QAS/PRD/DR environments. In‐depth knowledge of SAP Basis, system sizing, performance tuning, high‐availability (HA) and disaster recovery (DR) configurations. Strong experience with SAP HANA database architecture, optimization, backup/restore strategies, and security. ...

Database Administrator

Hiring Organisation
Arbuthnot Latham
Location
London, United Kingdom
Salary
£ 70 K
private and commercial banking, wealth planning and investment management. We believe in traditional relationship and service-led banking powered by modern technology.Job PurposeEnsure the performance, security, integrity, and availability of enterprise database platforms across Oracle and SQL Server environments, supporting critical business operations and data-driven services. Drive continuous … that is consistent with achieving good outcomes for consumers and to comply with the FCA and PRA's Conduct Rules.Job DescriptionKey Responsibilities: Optimise database performance and improve query efficiency across platforms Review and where needed modernise database security, access controls, and compliance measures Ensure data integrity through validation, consistency ...

Database Administrator

Location
Greater London, England, United Kingdom
commercial banking, wealth planning and investment management. We believe in traditional relationship and service-led banking powered by modern technology. Job Purpose Ensure the performance, security, integrity, and availability of enterprise database platforms across Oracle and SQL Server environments, supporting critical business operations and data-driven services. Drive continuous … consistent with achieving good outcomes for consumers and to comply with the FCA and PRA's Conduct Rules. Job Description Key Responsibilities: Optimise database performance and improve query efficiency across platforms Review and where needed modernise database security, access controls, and compliance measures Ensure data integrity through validation, consistency ...

SAP Technical Architect

Location
Greater London, England, United Kingdom
/4HANA, SAP ECC, SAP BTP, SAP PI/PO, SAP Fiori/UI5, and integrated enterprise systems. This role ensures high performance, scalable, secure, and future ready SAP solutions that align with business strategy and IT roadmaps. The architect collaborates closely with business leaders, solution architects, Basis, development … Deep understanding of SAP system landscape design, including DEV/QAS/PRD/DR environments. In‐depth knowledge of SAP Basis, system sizing, performance tuning, high‐availability (HA) and disaster recovery (DR) configurations. Strong experience with SAP HANA database architecture, optimization, backup/restore strategies, and security. ...

Principal Engineer I — Prepurchase Platform

Location
City Of London, England, United Kingdom
call burden. Apply AI and machine learning tools to improve developer productivity, automate operational tasks, and enhance system capabilities. Evaluate and introducenew technologiesthat improve performance, reliability, or engineering velocity. WHAT YOU NEED TO KNOW (or TECHNICAL SKILLS) Proven ability to reasonaboutdistributed systemstradeoffs- scalability, consistency, availability, latency and make defensible … traffic systems at scale - this is a coding role first. Expertisein Java (17+); and the JVM, withstrongcommand of JVM internals, garbage collection behavior, and performance tuning under load. Kotlin is a plus. Hands-on experience with a reactive, non-blocking framework (Vert.x, SpringWebFlux, or equivalent) and asynchronous, event ...

Senior Data Engineer : Databricks & Delta

Location
Greater London, England, United Kingdom
analytics and reporting Collaborate with cross-functional teams to understand data requirements and deliver robust solutions Monitor, troubleshoot, and enhance data workflows for performance and reliability Maintain technical documentation and contribute to data engineering best practices Required Skills & Qualifications: Strong experience withDatabricks- DLT, Delta Lake concepts, UC governance Solid …/ELT processes, and data architecture Experience in MS Copilot, AI Foundry , Databricks (MosiacAI, MLflow, Agentbricks, Genie) Strong analytical background with problem-solving skills Performance tuning concepts like watermarking, late data handling, parallelism & checkpointing Hands-on expertise inADF, and Qlik Replicatefor data ingestion and replication Experience working inAzure ...

Anaplan Platform Lead

Location
Greater London, England, United Kingdom
platform owner, ensuring alignment between business objectives, planning processes and technology capabilities. Establish and maintain enterprise standards covering model design, governance, performance, security and data quality. Drive continuous improvement and identify opportunities to enhance planning, forecasting and performance management processes. Champion best practice across the Anaplan community … leadership across the Anaplan landscape. Design and oversee the delivery of scalable, high-performing planning solutions. Lead the evolution of forecasting, budgeting, reporting and performance management models. Ensure models remain aligned to business requirements while maintaining technical excellence and scalability. Drive optimisation initiatives to improve user experience, performance ...

SAP Basis Consultant

Location
Greater London, England, United Kingdom
landscape architecture, ensuring high availability, disaster recovery, and business continuity.Execute system refreshes, client copies, transport management, and release management activities.Monitor SAP systems for performance, capacity, and availability, implementing proactive optimization measures.Perform SAP kernel upgrades, database maintenance, patching, and security updates.Administer SAP HANA, Oracle, SQL Server, IBM Db2 databases, across … Linux (RHEL/SUSE), Windows Server, and UNIX environments including backup, recovery, replication, and performance optimization.Manage SAP Solution Manager integration and technical monitoring.Troubleshoot complex SAP BASIS, operating system, database, and infrastructure issues.Coordinate with infrastructure, database, network, security, and application teams during implementation and support activities.Lead technical discussions with business ...

Senior Manager, Databricks Architect, AI&Data, FS

Location
Greater London, England, United Kingdom
implementation of scalable data architecture solutions using Databricks on Azure . Architect and optimize data pipelines for structured and unstructured financial data, ensuring performance, reliability, and compliance. Demonstrate prior experience in standing up and operationalizing Databricks platforms , including workspace setup, cluster configuration, and CI/CD integration. Lead … metadata management within the Databricks environment. Translate business needs into robust data products that support real-time decision-making and predictive modeling. Lead performance tuning, cost optimization, and security hardening of Databricks on Azure. To qualify for the role, you must have A track record of delivering large ...

Associate Vice President, Credit Technology Engineering

Location
City of Westminster, England, United Kingdom
better future. Through our recruitment, career development and employee-focused programming, we are committed to fostering a welcoming and inclusive work environment where high-performance talent of diverse backgrounds, experiences, and perspectives can build careers within this exciting and growing industry. Job Description Summary Ares is seeking an Assistant … microservices-based architectures. Contribute to technical roadmaps and platform modernization initiatives. Evaluatenew technologies, frameworks, and development patterns. Ensure solutions meet requirements for scalability, performance, resiliency, security, and maintainability. Application Development & Technology Delivery Develop capabilities across credit deal management platforms, portfolio management solutions, credit analytics platforms, workflow automation solutions, investment ...

Java Developer | Investment Banking | Hybrid, London

Location
City Of London, England, United Kingdom
business applications. This role involves building scalable, cloud-based solutions, integrating with third-party platforms and ensuring operational reliability while meeting strict compliance and performance standards, in a highly regulated financial environment. Responsibilities Analyze business requirements and translate them into technical solutions Design, implement, and maintain modern, cloud-enabled … environment Nice to Have Skills: Good scripting experience with Powershell/Bash Knowledge of market gateways and clearing connectivity (exchange-facing flows) Understanding of performance tuning and application resilience for high-volume middle office systems Familiarity with container orchestration and microservices-based architectures #J-18808-Ljbffr ...

DevSecOps Engineer — Data-Sovereign, High-Availability Platform

Location
Greater London, England, United Kingdom
Role Join us as a DevSecOps and help us build the future of data sovereignty! We're seeking an DevSecOps passionate about creating high-performance, secure, scalable, and reliable services for our production infrastructure and security. You'll have a direct impact, improving existing systems and developing innovative solutions … minimize service disruptions. Scale the Acra platform and applications to support large concurrent user bases (25+ users) and sustained daily usage. This will involve performance tuning, capacity planning, and optimization of resource utilization. Collaborate closely with the product engineering team to influence the design and implementation ...

Principal Software Engineer - Platform Engineering - Accelerator Business

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
best practices across the organisation, leading technical evaluations with internal and external partners. Champion FinOps principles to drive significant cloud cost optimisation and guide performance tuning of distributed systems. Architects and governs agentic AI-enabled engineering workflows (using enterprise-authorized tools within the work environment) to improve delivery … application resiliency, and secure delivery (e.g., SLSA framework and GitOps).Deep experience with Observability and Monitoring tools (e.g., Prometheus, Grafana, OTEL).Expertise in performance optimisation of distributed systems (e.g., caching, network latency).Practical experience with Service Mesh technologies (e.g., Istio, Linkerd, Cillium).Demonstrated success in Mentorship and Coaching both ...

Principal Software Engineer - Platform Engineering - Accelerator Business

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
best practices across the organisation, leading technical evaluations with internal and external partners. Champion FinOps principles to drive significant cloud cost optimisation and guide performance tuning of distributed systems. Architects and governs agentic AI-enabled engineering workflows (using enterprise-authorized tools within the work environment) to improve delivery … resiliency, and secure delivery (e.g., SLSA framework and GitOps). Deep experience with Observability and Monitoring tools (e.g., Prometheus, Grafana, OTEL). Expertise in performance optimisation of distributed systems (e.g., caching, network latency). Practical experience with Service Mesh technologies (e.g., Istio, Linkerd, Cillium). Demonstrated success in Mentorship ...

Principal Software Engineer - Platform Engineering - Accelerator Business

Location
Westminster, West End, United Kingdom
best practices across the organisation, leading technical evaluations with internal and external partners. Champion FinOps principles to drive significant cloud cost optimisation and guide performance tuning of distributed systems. Architects and governs agentic AI-enabled engineering workflows (using enterprise-authorized tools within the work environment) to improve delivery … resiliency, and secure delivery (e.g., SLSA framework and GitOps). Deep experience with Observability and Monitoring tools (e.g., Prometheus, Grafana, OTEL). Expertise in performance optimisation of distributed systems (e.g., caching, network latency). Practical experience with Service Mesh technologies (e.g., Istio, Linkerd, Cillium). Demonstrated success in Mentorship ...

Management Consultant - Manager - AI Engineering

Location
Greater London, England, United Kingdom
components with client and Moorhouse systems via APIs, event streams and workflow tools Implement robust engineering practices including version control, testing, observability and performance tuning Work with architects and data engineers to define scalable, secure and cost‐effective solution designs Collaborate with AI Delivery Leads to estimate, plan … deliver work across discovery, pilot and scale phases Implement evaluation frameworks for AI performance (accuracy, safety, latency, cost) in partnership with the Evaluation & Assurance Analyst Provide technical leadership and support and coaching to AI Engineers and broader consulting teams. Contribute to Moorhouse intellectual property (IP): reusable components, accelerators, templates ...

Data Engineer

Location
Greater London, England, United Kingdom
team on a long-term basis. Skills/experience Strong hands-on/commercial coding experience in Python Solid experience with Snowflake (data modelling, performance tuning, pipeline integration) Hands-on experience with Azure cloud services Strong experience with SQL Strong experience building and maintaining ETL/ELT pipelines ...

BI Lead Engineer / SQL DBA, SSIS, SSRS, Operations

Hiring Organisation
Bangura Solutions
Location
London, UK
Employment Type
Full-time
with schema development, logical and physical data modelling experience. You will have excellent SQL skills - including writing scripts, stored procedures, query optimisation, and database performance tuning experience. Suited candidates are likely to be passionate about building, cultivating and leading high-performing data teams. As part of this role ...

Senior D365 Developer

Location
Greater London, England, United Kingdom
providing clear updates to internal teams and client stakeholders Support project communication, documentation and best practice throughout implementation Contribute to Dynamics 365 solution management, performance tuning and continuous improvement What you’ll bring Strong experience designing and developing Microsoft Dynamics 365 CRM solutions Hands‐on experience configuring, customising ...

Senior Implementation Consultant – Regulatory Reporting

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 70 K
Prototype approaches. • Proficient in database concepts – preferably Oracle and/or MS SQL Server. • Should be well-versed in concepts of databases, SQL, DB Performance Tuning, DB Concepts like Indexes, Triggers • Experience Client facing • Experience of Software Integration • Interest in regulatory technology This role suits someone from ...

Senior .NET Engineer – Hybrid Payments Platform (London)

Location
Greater London, England, United Kingdom
observability principles. Experience using monitoring and telemetry tools such as Grafana, Application Insights or similar platforms. Strong SQL Server experience, including schema design, performance tuning and query optimisation. Experience using modern ORM frameworks, ideally Entity Framework Core. A strong testing mindset and understanding of how to build reliable ...

Azure Databricks Engineer

Location
Greater London, England, United Kingdom
Cost monitoring and reporting* Budget controls and usage optimisation## **Essential Skills****Platform Operations*** Experience supporting production Azure Databricks environments* Monitoring, incident management, troubleshooting, and performance tuning* Operational governance and platform standards implementation**Discovery Zone & Migration Support*** Experience enabling application deployment within Databricks* BI tooling integration and scheduling* Support ...