1 to 25 of 76 Permanent Performance Optimisation Jobs in the South East

will be responsible for designing, developing, testing and enhancing responsive user interfaces using React and TypeScript , while contributing to high standards of code quality, performance, security and maintainability. This is a hands-on role suited to someone with strong Front End engineering experience who enjoys working in an Agile … automated tests using React Testing Library or similar frameworks. Participate in code reviews and contribute to engineering best practices. Identify and implement web application performance optimisation opportunities. Work closely with product, engineering and other stakeholders within an Agile delivery environment. Contribute to the mentoring and development of engineering ...

within their sector and an increasing focus on data-driven decision making. Data sits at the heart of their strategy, supporting product development, commercial performance, and operational effectiveness. With a collaborative data team and continued investment in modern analytics platforms, they are building a scalable, governed, and future-focused … initiatives, and reporting standards Acting as an escalation point for complex reporting and data challenges Collaborating with Data Engineers on data architecture, modelling, and performance optimisation Contributing to a major cloud migration programme and the wider modernisation of the analytics ecosystem Your Skills & Experience Strong commercial experience with ...

customers across the country, providing specialist metering technology for electricity, gas and water, alongside highly accurate energy data collection services. About the Role The Performance Optimisation Manager is responsible for defining and delivering click apply for full job details ...

data delivery across multiple business functions. Develop and support Lakeflow pipelines, Delta Lake implementations, and modern data engineering frameworks. Drive best practices across performance optimisation, security, governance, monitoring, and platform reliability. Collaborate with business, data, and technology teams to deliver high-quality data products that support organisational growth … Factory, ADLS, Key Vault, and other Azure services. Hands-on experience with Git, CI/CD pipelines, deployment automation, and production support. Strong troubleshooting, performance tuning, and optimisation experience across Databricks and SQL environments. Excellent stakeholder engagement and communication skills, with the ability to operate effectively across both ...

week in office We are assisting with the hire of an experienced low-latency engineer to join a specialist team building frameworks, libraries and performance tooling used across a large global electronic trading environment. This is not a traditional BAU development role attached to one desk or application. … team works across multiple trading platforms, solving complex performance problems and helping define how latency-sensitive systems should be engineered. Approximately 90% of the role is hands-on coding , with a major focus on Rust alongside modern Java. What you’ll work on Low-latency Rust and Java frameworks ...

customer insight and marketing automation. This is an exciting opportunity to take ownership of our CRM strategy and capability, driving the development, optimisation and performance of our customer communications programmes. You'll play a key role in ensuring customer data, segmentation, reporting and marketing automation are used effectively … Lead will play a pivotal role in shaping Agria's customer marketing capability, using data, insight and automation to enhance customer engagement, improve performance and deliver continuous improvement across the customer lifecycle. As the CRM Lead, you'll own CRM planning, customer insight, reporting frameworks, marketing automation and data ...

defence environments. You’ll contribute to next‐generation communication and signal‐processing technologies , working across embedded platforms that demand robustness , security , and deterministic performance . This role is ideal for an engineer experienced in embedded C++ who enjoys contributing to complex systems that underpin secure and mission‐critical operations. … software for real‐time communication and signal‐processing systems. Develop and support software for embedded communication modules, modems, and RF‐adjacent components. Conduct debugging, optimisation, and performance testing across embedded targets to ensure reliability under operational loads. Produce clear and traceable design specifications , requirements, and documentation aligned with ...

including Spring, Spring Boot, Hibernate, and RESTful APIs . Experience working with relational databases such as Oracle or SQL Server , including complex queries and performance optimisation. Hands‐on experience with CI/CD tools , version control (Git), and container technologies such as Docker and Kubernetes . Experience with automated ...

architecture and technical direction across multiple products and services. Design, implement and review high-quality Java and full-stack solutions, APIs and integrations. Lead performance optimisation, scalability and resilience initiatives. Drive security best practices, vulnerability remediation and secure software development lifecycle (SDLC) practices. Work closely with Data, Operations … complex production issues. Drive improvements in system observability, monitoring and operational performance. Ensure applications are designed and operated to meet reliability, availability and performance targets. Partner with Operations, DevOps and QA teams to maintain production stability and service quality. Embed a culture of operational excellence, continuous improvement and proactive ...

that support modularity and interoperability Conducting architectural reviews and code reviews to ensure alignment with established patterns and standards Identifying and addressing technical debt, performance bottlenecks, and security vulnerabilities Leading proof-of-concept initiatives to validate architectural approaches and emerging technologies Working closely with DevOps and infrastructure teams … forensics, or defence technology sectors Understanding of database design and data architecture patterns Experience with API design and RESTful/GraphQL architectures Knowledge of performance optimisation and scalability patterns Formal architecture training or certifications (e.g., TOGAF, AWS/Azure Architect certifications) We’re happy to consider flexible working ...

pipelines using Python and orchestration tools such as Dagster. Create and optimise efficient data models to support both transactional and analytical workloads. Develop high-performance SQL queries, procedures, and integrations for APIs and data services. Debug, enhance, and maintain existing systems and codebases. Build and execute unit and integration … tests to ensure reliability and maintainability. Conduct profiling and performance optimisation to improve scalability and responsiveness. Produce clear technical documentation for pipelines, databases, and architecture. Collaborate with cross-functional engineering teams across backend, cloud, and product development. Contribute to architectural decisions and continuously evaluate new technologies and best ...

regression and maintain documentation updated. System Architecture: Define and implement an optimised system architecture. Plan and design the system landscape, considering factors such as performance, security, and integration related to Solutions. Align the architecture with industry best practices, BMI's standards and BMI's Enterprise Architecture. Evaluate and select … mitigate risks that could impact project delivery. Accountable for creating and maintaining comprehensive documentation of the solution architecture, configurations, ensuring accessibility and compliance. Performance Optimisation: Identify and implement performance improvements in systems. Regularly assess system performance and identify opportunities for optimisation. Optimise system configurations and recommend ...

variety of business functions. Create and manage semantic layers, datasets and reusable reporting assets. Build advanced DAX measures, calculations and business logic. Improve dashboard performance, scalability and end-user experience. Apply data security controls and reporting governance best practices. Support testing, deployment and ongoing optimisation of reporting products. … reporting and data modelling disciplines. Technical Requirements Proven expertise delivering Power BI solutions in enterprise environments. Advanced DAX development experience. Strong SQL querying and performance optimisation skills. Experience designing and maintaining analytical data models. Exposure to large, complex datasets and enterprise reporting environments. Knowledge of Power BI Service ...

Review solution designs and implementations to ensure compliance with Pega guardrails and engineering best practice. Lead complex technical decision-making and resolve architectural and performance challenges. Design scalable integration patterns using REST APIs, connectors, services, data pages and enterprise integration technologies. Define authentication, authorisation, access control and security architecture. … Ensure solutions meet performance, scalability, resilience, availability and maintainability requirements. Establish application monitoring, optimisation and troubleshooting approaches. Define CI/CD, DevOps, branching, deployment and release-management strategies. Support production readiness, deployment planning and technical assurance activities. Facilitate technical workshops and communicate architecture decisions to technical ...

improvements You'll be responsible for the quality of the overall Focus products, ensuring that solutions are implemented effectively from a re-use and performance optimisation perspective. You'll be responsible for coding standards and low-level design for the Focus products that all engineers follow. ...

OAuth Authentication Middleware Integration Patterns DevOps & Tools Salesforce DX Git Azure DevOps Copado Jenkins (desirable) VS Code Data Loader Technical Leadership Solution Design Application Performance Optimization Code Review & Quality Assurance Mentoring Development Teams Agile/Scrum Delivery Knowledge of Government Digital Services (GDS) HMRC Governance Processes Data Protection & GDPR ...

Developer/Senior Developer Strong hands-on expertise in C#, .NET/.NET Core, and SQL/T-SQL. Solid understanding of database design, performance optimisation, and query tuning. Experience building and supporting integrations with third-party systems using REST APIs or similar technologies. Practical experience working with ...

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/ ...

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 ...

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 ...

particular focus on Azure Cosmos DB and NoSQL data modelling. You'll design and optimise data models, schemas and data structures, while considering performance, scalability and cost. You'll also support data migration and integration projects, working with technologies such as Azure Data Factory and SQL to build pipelines … scalable data models across SQL and NoSQL, with a strong focus on Azure Cosmos DB Design and optimise Cosmos DB models, including partitioning, indexing, performance, scalability, and cost. Define and implement data contracts, including schemas, versioning, and validation rules. Design and orchestrate ETL/ELT pipelines using Azure Data ...

Visualforce, SOQL/SOSL, triggers, controllers and Salesforce platform technologies . Design reusable development frameworks and components, ensuring high standards across code quality, performance, testing and maintainability . Implement complex Salesforce configuration, automation, workflows, approvals, validation rules and security controls . Agentforce, AI & Data Cloud Design and develop Salesforce … leadership across Salesforce programmes, contributing to solution design, development standards, code reviews and engineering best practices . Drive continuous improvement across development, automation, platform performance and technical delivery. Key Skills Extensive hands‐on experience delivering enterprise Salesforce solutions , with strong development expertise across Apex, Lightning Web Components (LWC), Visualforce ...

complex data into meaningful insights using Power BI, DAX, Power Query, and SQL, while integrating data from multiple sources. Strong focus on data quality, performance optimization, and stakeholder engagement to deliver scalable business intelligence solutions that drive operational efficiency and strategic outcomes. Role Responsibilities Developing PowerBI dashboards to provide ...

Coordinate upgrades, maintenance activities, and technology refresh programmes with minimal business disruption. Manage relationships with third-party vendors and technology partners. Implement application monitoring, performance optimisation, and support processes. Ensure applications remain compliant with regulatory, security, audit, and data protection requirements. Support business continuity and disaster recovery planning … Technical expertise in AS/400, IBM Power Systems, RPG, and COBOL. Understanding of end-of-day processing, backup and recovery processes, and platform performance management. Strong stakeholder management, communication, and presentation skills. Bachelor's degree in Computer Science, Information Technology, or a related discipline. Relevant certifications such ...

THIS ROLE: 25 days holiday + bank holidays Option to purchase additional leave - 5 extra days Pension scheme matched up to 10% Company performance related annual bonus - Up to 5% Colleague discounts including family discounts on cruises, holidays and insurance Range of reductions and offers from leading retailers, travel … willingness to own that learning quickly, alongside a commitment to continuous professional development Advanced SQL, including complex transformation logic, data modelling and query performance optimisation Hands‐on engineering credibility, with the judgement to know when to build, when to simplify, and when to stop Proven people leadership: setting ...