226 to 250 of 306 Performance Optimisation Jobs in the South East

leading global FX trading platform as a 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 to 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 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar with More ❯

leading global FX trading platform as a 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 to 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 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar with More ❯

leading global FX trading platform as a 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 to 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 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar with More ❯

and machine learning use cases. Work closely with clients to understand data requirements and translate them into robust technical solutions. Implement best practices for data modelling, data quality, and performance tuning across cloud-based platforms. Collaborate with cross-functional teams including data scientists, analysts, and software engineers to deliver end-to-end data solutions. Ensure data security, compliance, and … standards are met across all projects. Required Skills Strong experience with Azure data services (Data Factory, Synapse, Blob Storage, etc.). Proficiency in SQL for data manipulation, transformation, and performance optimisation. Hands-on experience with Databricks (Spark, Delta Lake, notebooks). Solid understanding of data architecture principles and cloud-native design. Experience working in consultancy or client-facing roles More ❯

and machine learning use cases. Work closely with clients to understand data requirements and translate them into robust technical solutions. Implement best practices for data modelling, data quality, and performance tuning across cloud-based platforms. Collaborate with cross-functional teams including data scientists, analysts, and software engineers to deliver end-to-end data solutions. Ensure data security, compliance, and … standards are met across all projects. Required Skills Strong experience with Azure data services (Data Factory, Synapse, Blob Storage, etc.). Proficiency in SQL for data manipulation, transformation, and performance optimisation. Hands-on experience with Databricks (Spark, Delta Lake, notebooks). Solid understanding of data architecture principles and cloud-native design. Experience working in consultancy or client-facing roles More ❯

and machine learning use cases. Work closely with clients to understand data requirements and translate them into robust technical solutions. Implement best practices for data modelling, data quality, and performance tuning across cloud-based platforms. Collaborate with cross-functional teams including data scientists, analysts, and software engineers to deliver end-to-end data solutions. Ensure data security, compliance, and … standards are met across all projects. Required Skills Strong experience with Azure data services (Data Factory, Synapse, Blob Storage, etc.). Proficiency in SQL for data manipulation, transformation, and performance optimisation. Hands-on experience with Databricks (Spark, Delta Lake, notebooks). Solid understanding of data architecture principles and cloud-native design. Experience working in consultancy or client-facing roles More ❯

and optimise machine learning algorithms and predictive models relevant to pharmaceutical data.* Integrate AI models with existing data pipelines, laboratory systems, and business applications.* Ensure the reliability, scalability, and performance of AI systems across multiple platforms.* Maintain clear documentation and contribute to best practices in model governance, regulatory compliance, and MLOps.* Stay abreast of industry trends and emerging technologies … understanding of data processing, feature engineering, and model evaluation techniques, with experience handling complex scientific datasets.* Excellent problem-solving and analytical skills, with a keen eye for accuracy and performance optimisation.* Strong communication and collaboration skills, with the ability to work effectively across technical and business teams. Company * Market-leading pharmaceuticals organisation with offices in London.* Hybrid working - two More ❯

are designed and delivered to align with business objectives and measurable success outcomes. Act as the voice of engineering in cross-departmental initiatives and planning sessions. Define goals and performance expectations at both team and individual levels, and track progress against them. Key Experience Required: Proven background in designing and delivering enterprise-grade software solutions. Beneficial experience includes T … responsibilities. Excellent communication abilities, with strength in stakeholder engagement and problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. More ❯

are designed and delivered to align with business objectives and measurable success outcomes. Act as the voice of engineering in cross-departmental initiatives and planning sessions. Define goals and performance expectations at both team and individual levels, and track progress against them. Key Experience Required: Proven background in designing and delivering enterprise-grade software solutions. Beneficial experience includes T … responsibilities. Excellent communication abilities, with strength in stakeholder engagement and problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. More ❯

are designed and delivered to align with business objectives and measurable success outcomes. Act as the voice of engineering in cross-departmental initiatives and planning sessions. Define goals and performance expectations at both team and individual levels, and track progress against them. Key Experience Required: Proven background in designing and delivering enterprise-grade software solutions. Beneficial experience includes T … responsibilities. Excellent communication abilities, with strength in stakeholder engagement and problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. More ❯

are designed and delivered to align with business objectives and measurable success outcomes. Act as the voice of engineering in cross-departmental initiatives and planning sessions. Define goals and performance expectations at both team and individual levels, and track progress against them. Key Experience Required: Proven background in designing and delivering enterprise-grade software solutions. Beneficial experience includes T … responsibilities. Excellent communication abilities, with strength in stakeholder engagement and problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. More ❯

are designed and delivered to align with business objectives and measurable success outcomes. Act as the voice of engineering in cross-departmental initiatives and planning sessions. Define goals and performance expectations at both team and individual levels, and track progress against them. Key Experience Required: Proven background in designing and delivering enterprise-grade software solutions. Beneficial experience includes T … responsibilities. Excellent communication abilities, with strength in stakeholder engagement and problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. More ❯

are designed and delivered to align with business objectives and measurable success outcomes. Act as the voice of engineering in cross-departmental initiatives and planning sessions. Define goals and performance expectations at both team and individual levels, and track progress against them. Key Experience Required: Proven background in designing and delivering enterprise-grade software solutions. Beneficial experience includes T … responsibilities. Excellent communication abilities, with strength in stakeholder engagement and problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. More ❯

trusted by hundreds of institutions worldwide, helping universities and colleges. They're now looking for a Cloud Operations Team Lead to take ownership of their cloud infrastructure, ensuring optimal performance, security, and reliability while driving automation and cloud governance across the business. This is a hands-on leadership role, combining strategic oversight with technical delivery, and offers the opportunity … experience also valued). Strong understanding of Infrastructure-as-Code and configuration management tools. Proven leadership experience, managing teams and cloud infrastructure projects. Proficiency in cloud monitoring, alerting, and performance optimisation. Strong grasp of cloud security, governance, and compliance best practices. Experience with CI/CD tools and supporting development workflows. Excellent communication, leadership, and stakeholder management skills. Solid More ❯

guidance and support to development teams. Ensure adherence to architectural principles and security standards. Collaborate with stakeholders across the business to gather requirements and feedback. Monitor and optimize the performance and effectiveness of CX solutions. Stay up-to-date on emerging technologies and trends in the CX space. Requirements: Proven experience as a Technical Architect for CX solutions. Strong … Platform (GCP) and related services. Familiarity with Java and database technologies. Experience with IAM tools (Auth0 preferred) and authentication/authorization protocols. Knowledge of monitoring tools (Datadog preferred) and performance optimization techniques. UML documentation. Data Modelling/Design. Architecture frameworks (e.g. TOGAF). Benefits: Competitive salary and bonus scheme Hybrid working Rentokil Initial Reward Scheme 23 days holiday, plus More ❯

environment. Drive technical discussions and decisions within the team, ensuring solutions are scalable, maintainable, and align with long-term strategic goals. Champion best practices in areas like system design, performance, security, and operational excellence. About you: 5+ years of professional experience building web applications using Ruby, Rails, React, and TypeScript. Strong backend development skills with a willingness to contribute … identifying potential risks. Proven ability to lead technical initiatives from concept to completion, often involving multiple team members or complex integrations. Well versed in production operations, incident response, and performance optimisation. You proactively identify and mitigate risks to ensure system stability and scalability. Benefits: Hybrid working with 2 days in the office (Hayes, London) 25 days holiday plus bank More ❯

the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from a More ❯

the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from a More ❯

the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from a More ❯

FSCM/AX • Integration and interfacing capabilities • Create detailed design document and integrated solution design • Evaluate and solutionize the integration touch-points between different applications • Provide recommendations to improve performance after performing Performance Optimization exercises on Microsoft Dynamics environments • Role-based security design • Strong client interaction skills • Working independently and in teams • Excellent Analytical and Communication skills • Able More ❯

Trade Support Engineer | Production Support | Market Making London | £200,000 – £300,000 (Base + Performance Bonus) | 4 Days in Office We’re working with a leading market-making firm seeking an experienced Trade Support Engineer to join their London team. This is a hands-on, front-office support role within a fast-paced trading environment, where you’ll play … and data analysis (Pandas, NumPy). Advanced SQL experience (PostgreSQL or similar) working with large, real-time datasets. Proven Linux system administration experience, including shell scripting, process monitoring, and performance optimization in low-latency or real-time trading environments. Solid understanding of market data sources (Bloomberg, Refinitiv/Reuters, ICE, etc.). Prior exposure to electronic trading, execution platforms … making systems. Excellent communication and problem-solving skills; able to perform effectively under pressure in a front-office environment. Compensation & Benefits Total Compensation: £200,000 – £300,000 (Base + Performance Bonus) Direct collaboration with traders and technologists in a high-performance, front-office setting. Opportunity to contribute to cutting-edge trading infrastructure across global markets. Work Pattern Hybrid More ❯

Trade Support Engineer | Production Support | Market Making London | £200,000 – £300,000 (Base + Performance Bonus) | 4 Days in Office We’re working with a leading market-making firm seeking an experienced Trade Support Engineer to join their London team. This is a hands-on, front-office support role within a fast-paced trading environment, where you’ll play … and data analysis (Pandas, NumPy). Advanced SQL experience (PostgreSQL or similar) working with large, real-time datasets. Proven Linux system administration experience, including shell scripting, process monitoring, and performance optimization in low-latency or real-time trading environments. Solid understanding of market data sources (Bloomberg, Refinitiv/Reuters, ICE, etc.). Prior exposure to electronic trading, execution platforms … making systems. Excellent communication and problem-solving skills; able to perform effectively under pressure in a front-office environment. Compensation & Benefits Total Compensation: £200,000 – £300,000 (Base + Performance Bonus) Direct collaboration with traders and technologists in a high-performance, front-office setting. Opportunity to contribute to cutting-edge trading infrastructure across global markets. Work Pattern Hybrid More ❯

Trade Support Engineer | Production Support | Market Making London | £200,000 – £300,000 (Base + Performance Bonus) | 4 Days in Office We’re working with a leading market-making firm seeking an experienced Trade Support Engineer to join their London team. This is a hands-on, front-office support role within a fast-paced trading environment, where you’ll play … and data analysis (Pandas, NumPy). Advanced SQL experience (PostgreSQL or similar) working with large, real-time datasets. Proven Linux system administration experience, including shell scripting, process monitoring, and performance optimization in low-latency or real-time trading environments. Solid understanding of market data sources (Bloomberg, Refinitiv/Reuters, ICE, etc.). Prior exposure to electronic trading, execution platforms … making systems. Excellent communication and problem-solving skills; able to perform effectively under pressure in a front-office environment. Compensation & Benefits Total Compensation: £200,000 – £300,000 (Base + Performance Bonus) Direct collaboration with traders and technologists in a high-performance, front-office setting. Opportunity to contribute to cutting-edge trading infrastructure across global markets. Work Pattern Hybrid More ❯

integration between computation, data, and science. You should have Deep experience building and scaling backend systems and distributed applications . Strong coding skills in Python , with an understanding of performance tuning and concurrency. Hands-on experience with Kubernetes , AWS , and modern cloud infrastructure . Proficiency with databases — schema design, performance optimization, and analytics. Familiarity with REST APIs , websockets … security best practices. A disciplined engineering mindset — you think about reliability, maintainability, and long-term scalability. Nice-to-haves Experience with MLOps and model-serving infrastructure. Background in high-performance computing or large-scale scientific workloads. Expertise in data pipeline architecture and real-time streaming systems. Knowledge of scientific or biological computing environments . This is a rare opportunity More ❯

integration between computation, data, and science. You should have Deep experience building and scaling backend systems and distributed applications . Strong coding skills in Python , with an understanding of performance tuning and concurrency. Hands-on experience with Kubernetes , AWS , and modern cloud infrastructure . Proficiency with databases — schema design, performance optimization, and analytics. Familiarity with REST APIs , websockets … security best practices. A disciplined engineering mindset — you think about reliability, maintainability, and long-term scalability. Nice-to-haves Experience with MLOps and model-serving infrastructure. Background in high-performance computing or large-scale scientific workloads. Expertise in data pipeline architecture and real-time streaming systems. Knowledge of scientific or biological computing environments . This is a rare opportunity More ❯