76 to 100 of 360 Performance Optimisation Jobs in the UK excluding London

Senior & mid-level Data Platform Engineers

Hiring Organisation
ITSS Recruitment
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£70000 - £100000/annum Bonus + Excellent benefits
using Terraform and building CI/CD pipelines via Azure DevOps and GitHub Actions. * Strong grasp of observability practices, including logging, metrics, alerting, and performance optimisation. * Deep understanding of cloud security, with experience applying secure-by-design principles in Azure and/or Snowflake (e.g., network isolation, IAM, data ...

Salesforce Senior Dev/Tech Lead

Location
Slough, England, United Kingdom
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 ...

Senior / Lead Site Reliability Engineer

Location
Watford, England, United Kingdom
Allwyn, the Senior/Lead Site Reliability Engineer is responsible for technical leadership of reliability engineering across the digital estate, ensuring high availability, performance, and resilience of customer-facing systems during both normal operation and peak lottery events. The role combines hands-on engineering, incident leadership, and ownership … self-healing, observability and platform improvements Empower Level-1 operational teams with safe, controlled access to the tools they need to operate autonomously Capacity & performance engineering Own capacity planning for: High-concurrency draw events Traffic spikes during jackpots Lead performance optimisation: Latency reduction Throughput scaling Cost efficiency ...

Software Engineer (Backend) Manchester, UK

Location
Manchester, England, United Kingdom
looking to significantly grow our product & engineering team. This is a unique opportunity to be a core member of a high-performance team scaling an AI HealthTech company. As a software engineer, you will be responsible for designing and building services that scale for thousands of global users, making … everything we do - we’re obsessive about potential, tenacity, transparency, and performance. What you’ll be doing Make architectural decisions, design and build high-performance services and APIs Analyse and improve efficiency, scalability, and stability of various system resources Take responsibility and collaborate with the data and product teams ...

Principal Engineer (AWS & Java)

Hiring Organisation
London Stock Exchange Group
Location
Nottingham, UK
Employment Type
Full-time
guide effective development approaches by the engineering teams. Lead the implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability. Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design. Non‐Functional Ownership & System … capacity management, ensuring the platform performs predictably under variable and peak loads. Provide deep expertise in working with large databases and data stores, including performance optimisation, data access patterns, and operational scaling. Problem Solving & Technical Decision SupportSolve the most complex and ambiguous technical problems, particularly those spanning multiple ...

Senior Frontend Engineer

Hiring Organisation
Hackajob Ltd
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent, Work From Home
digital products. Your role involves ensuring that the code aligns with these requirements and adheres to our architectural and front-end coding standards. Performance optimisation is key, and you'll employ best practices to enhance our applications. Additionally, you'll stay proactive by suggesting upgrades and updates … providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability. Share in our success with our Quarterly Performance-Related Profit Share Scheme, where employees collectively benefit from a share of our company's profits. Strong Career Progression & mentorship coaching through our Strength ...

Senior Developer – C# / .NET / Web / Remote / UK

Hiring Organisation
MYO Talent
Location
West Midlands, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £80,000 per annum
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 ...

Senior Developer – C# / .NET / SQL – Hybrid / Solihull / Remote

Hiring Organisation
MYO Talent
Location
Solihull, West Midlands, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £80,000 per annum
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 ...

Senior Developer – C# / .NET / SQL – Hybrid / UK / Remote

Hiring Organisation
MYO Talent
Location
West Midlands, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £80,000 per annum
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 ...

Senior Developer – C# / .NET / SQL – Hybrid / London

Hiring Organisation
MYO Talent
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £100,000 per annum
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 ...

Network Engineer

Hiring Organisation
SUMMER-BROWNING ASSOCIATES LIMITED
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
£0.00 - £0.01 per day
using Ansible, Python/PowerShell, Git and REST APIs. Integrate network provisioning and configuration into CI/CD pipelines. Support monitoring, observability, capacity planning, performance optimisation and continuous service improvement. What We're Looking For Strong experience as a Senior Network Engineer within complex enterprise environments. Excellent knowledge ...

Data Architect

Location
East Midlands, England, United Kingdom
Leadership Designing and oversee solutions using Microsoft Fabric, including: OneLake Lakehouse and Warehouse architectures Data Pipelines Spark/Notebooks Semantic models Ensuring platform scalability, performance optimisation, cost efficiency, and security Guiding the transition from legacy platforms where applicable Data Engineering & Integration Providing technical leadership across data engineering practices ...

AI Compiler Engineer

Hiring Organisation
Intellectual Capital Resources
Location
Bristol, UK
Employment Type
Full-time
solutions. Their technology sits at the intersection of AI, specialised hardware, and compiler infrastructure, where software and hardware are designed closely together to unlock performance, efficiency, and real-world deployment. This is an opportunity to join a highly technical team working on genuinely challenging problems, with strong technical ownership … direction of the compiler stack. AI Compiler Engineer responsibilities Design and develop AI compiler infrastructure targeting specialised hardware platforms Work across compiler pipelines, optimisation passes, and performance-critical software components Optimise ML workloads and computational graphs for efficient execution Contribute to compiler technologies involving LLVM/MLIR ...

Senior Software Engineer

Hiring Organisation
CarFinance 247
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£55,000
ongoing improvement. You're a self-starter, equally effective working independently or as part of the team. You care deeply about code quality, performance, and maintainability, and you're motivated by building things the right way, not just the fastest way. You'll thrive in an environment that values … maintain UI, keeping your deepest focus on solid back-end foundations. Ensure both front-end and back-end systems are designed with scalability, performance, and maintainability in mind. Writing code Develop new features and enhancements across our platforms. Build and evolve the ArcaneAI CRM platform from the ground up. ...

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 ...

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 ...

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 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 ...

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 ...

Software Engineering Manager

Location
Bristol, England, United Kingdom
platforms (e.g. Docker, Kubernetes), with a focus on scalability, resilience, and distributed systems. Good understanding of full‐stack architecture, including API design and integration, performance optimisation, security, and microservice or event‐driven patterns. Experience with CI/CD, modern development workflows, and observability practices. Proven track record ...

Cloud Engineer

Location
Leeds, England, United Kingdom
experience with Microsoft Azure services Containerization technologies (Docker/Kubernetes knowledge preferred) CI/CD, Infrastructure as Code, and cloud automation Monitoring, troubleshooting, and performance optimization of cloud environments Good understanding of networking, security, and cloud best practices. Soft Skills: Excellent communication and stakeholder management skills Strong problem-solving ...

Lead Software Engineer

Location
Manchester, England, United Kingdom
Collaborating with product, architects, and engineering teams to scope, plan, and estimate solutions that are scalable and future-proof Designing and developing secure, high-performance APIs and integrating third-party tools and services Producing and reviewing detailed Solution Design documentation, ensuring consideration of security, performance, and system-wide …/CD and testing best practices Applying site reliability engineering principles to improve observability, resilience, and incident response Monitoring, profiling, and optimising application performance, including capacity planning to meet SLAs Identifying technical debt and recommending improvements to systems, processes, and tooling What you’ll bring You don’t need ...

Contract Data Engineer - £375/day Inside IR35 - Immediate Start

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£350.00 - £375.00 per day
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 ...