asynchronous messaging patterns (e.g., queues, event buses). • System Design: • •Ability to design and implement scalable software systems. • •Familiarity with distributed system patterns and architectural trade-offs. • •Experience with performancetuning and troubleshooting in complex environments. • Tooling & Infrastructure: •Experience with CI/CD pipelines, containerization (Docker/Kubernetes), and version control systems (e.g., Git). • Soft Skills; • Communication More ❯
relevant languages such as Python, JavaScript, or TypeScript. System Design: Ability to design and implement scalable software systems. Familiarity with distributed system patterns and architectural trade-offs. Experience with performancetuning and troubleshooting in complex environments. Data Systems Knowledge: Exposure to working in data-centric environments, supporting ETL/ELT pipelines or data processing services. Familiarity with SQL More ❯
topics clearly. Excellent analytical, organisational, and problem-solving abilities. Experience leading or mentoring technical peers. Bonus Skills and Experience: Proficiency in Microsoft SQL Server, including stored procedures, triggers, and performance tuning. Familiarity with Supabase/Postgres or similar cloud database technologies. Experience with low-code and integration tools such as Power Apps, Power Automate (Microsoft Flow), Workato, Make (Integromat More ❯
topics clearly. Excellent analytical, organisational, and problem-solving abilities. Experience leading or mentoring technical peers. Bonus Skills and Experience: Proficiency in Microsoft SQL Server, including stored procedures, triggers, and performance tuning. Familiarity with Supabase/Postgres or similar cloud database technologies. Experience with low-code and integration tools such as Power Apps, Power Automate (Microsoft Flow), Workato, Make (Integromat More ❯
experience in full stack software development. Proficiency in sever side Python programming. Proficiency in data analysis using Pandas, Numpy, SciPy etc. Experience with object oriented design, distributed systems architecture, performance tuning. Experience with designing and programming relational database such as MySQL, RedShift, Oracle SQL Server, or Postgres. Experience with AWS based system architecture covering S3, EKS, EC2, Batch, or More ❯
and data models using DAX and Power Query. Azure Data Factory: Hands-on experience building and maintaining ETL pipelines. Azure Synapse Analytics: Working knowledge of data modelling, views, and performance tuning. SQL: Proficient in writing, optimising, and troubleshooting queries. Azure Data Lake: Understanding of data storage and structure for analytics use cases. Git/Azure DevOps: Familiar with version More ❯
and data models using DAX and Power Query. Azure Data Factory: Hands-on experience building and maintaining ETL pipelines. Azure Synapse Analytics: Working knowledge of data modelling, views, and performance tuning. SQL: Proficient in writing, optimising, and troubleshooting queries. Azure Data Lake: Understanding of data storage and structure for analytics use cases. Git/Azure DevOps: Familiar with version More ❯
North West, England, United Kingdom Hybrid/Remote Options
Perch Group
Contribute to engineering standards, design reviews and solution design Opportunity to evolve into a Tech Lead role managing a small engineering squad Engineering & Delivery Develop complex SQL stored procedures, performance-tuned queries, and optimise data models Design and build scalable, secure applications using C# and .NET Build and enhance data pipelines and integrations using Azure Data Factory/DataBricks … quality software at pace Refactor and re-platform legacy data centric components into modern, cloud-first services Data Engineering Drive ETL development, data ingestion, and transformation pipelines Improve database performance and optimise slow-running queries across large datasets Introduce automation and quality improvements to database change processes Required Skills and Experience · Advanced SQL Server expertise, query design, indexing, performancetuning · Strong commercial experience with . NET (C#) development · Good understanding of CI/CD, Git, Azure DevOps or similar · Experience integrating applications with complex data backends · Strong problem-solving ability and ownership mindset · Passion for knowledge sharing and mentoring others Desirable · Experience with Azure services (App Services, Functions, Service Bus) · ETL pipeline development using Azure Data Factory More ❯
highly available, and scalable cloud infrastructures to support real-time applications. Kafka Integration and Optimisation Design and manage Kafka clusters to ensure scalability, durability, and high availability. Optimize Kafka performance, including partitioning strategies, consumer groups, and stream processing. Implement event-driven architectures that enhance real-time data processing and system responsiveness. Monitor and troubleshoot Kafka-related issues to maintain … translate business needs into technical solutions. Provide technical leadership during the development and implementation phases of projects. Conduct design reviews and provide recommendations to ensure compliance with architectural standards. Performance and Optimisation Analyze and optimize cloud infrastructure for performance, cost efficiency, and security. Implement monitoring and alerting systems to ensure the reliability and health of high-load systems. … Design and execute performance testing strategies for large-scale distributed applications. Innovation and Best Practices Stay updated with the latest trends and advancements in cloud computing, AWS services, and distributed systems. Advocate for and implement cloud architecture best practices, including CI/CD pipelines, Infrastructure as Code (IaC), and observability tools. Mentor and guide junior architects and engineers in More ❯
great benefits package! Join a leading financial services team as a skilled SQL Server Developer/Database Administrator . You’ll design, develop, and optimise SQL Server databases, ensuring performance, reliability, and security. Requirements: 5+ years’ SQL Server development & admin (2016+) Strong T-SQL, performancetuning, SSIS/SSRS/Power BI Excellent problem-solving & communication skills More ❯
South West London, London, England, United Kingdom
Sanderson
strong focus on Athena and S3-based data lakes. Key responsibilities: Develop and maintain SQL queries in AWS Athena for large-scale datasets Optimise data retrieval and ensure efficient performance across AWS environments Collaborate with stakeholders to translate business requirements into actionable insights Work with AWS services such as Glue, Lambda, and S3 for ETL and data processing Ensure … data security and governance standards Essential skills: Strong proficiency in SQL and AWS Athena Hands-on experience with AWS data services (Glue, S3, Lambda) Knowledge of data modelling and performancetuning Excellent analytical and problem-solving skills Ability to work within secure government environments Desirable: Experience with Python for data manipulation Familiarity with BI tools and reporting frameworks More ❯
patterns, and contribution to Kubrick’s internal knowledge base Line-manage and mentor developers within the team, supporting their professional growth and certifications (including SnowPro) Troubleshoot and tune query performance, storage usage, and cost efficiency across Snowflake accounts Act as a subject matter expert during consulting engagements, providing advice on best practices for data sharing, and integration with other … engineering or analytics, including designing and delivering enterprise grade data solutions Strong hands-on experience with Snowflake (or comparable cloud data warehouses like BigQuery, RedShift, Synapse) including data modelling, performancetuning and cost management Familiarity with SQL best practices, ELT patterns, and modern data transformation frameworks such as dbt Competence in at least one programming language (Python preferred More ❯
patterns, and contribution to Kubrick’s internal knowledge base Line-manage and mentor developers within the team, supporting their professional growth and certifications (including SnowPro) Troubleshoot and tune query performance, storage usage, and cost efficiency across Snowflake accounts Act as a subject matter expert during consulting engagements, providing advice on best practices for data sharing, and integration with other … engineering or analytics, including designing and delivering enterprise grade data solutions Strong hands-on experience with Snowflake (or comparable cloud data warehouses like BigQuery, RedShift, Synapse) including data modelling, performancetuning and cost management Familiarity with SQL best practices, ELT patterns, and modern data transformation frameworks such as dbt Competence in at least one programming language (Python preferred More ❯
City of London, London, United Kingdom Hybrid/Remote Options
Areti Group | B Corp™
/CD pipelines and Docker -based runtime on AWS ; Infrastructure-as-Code via CDK/Terraform (CDKTF) . Apply secure-by-design and TDD ; instrument apps for observability and performance . Collaborate with product, platform, and security teams to meet operational and compliance requirements. The toolkit you’ll use Frontend: TypeScript, React.js, Vite, Material-UI, HTML5, CSS Backend: Node.js … CI/CD . Building and consuming RESTful APIs ; JSON schemas; integration testing. Comfortable in AWS and modern Infrastructure-as-Code approaches. Strong engineering fundamentals: code reviews, testing, observability, performancetuning . Security Clearance: Active SC or DV (must be current). Nice-to-haves Military background (RAF/Army/Navy) or delivery in defence, aerospace, or More ❯
/CD pipelines and Docker -based runtime on AWS ; Infrastructure-as-Code via CDK/Terraform (CDKTF) . Apply secure-by-design and TDD ; instrument apps for observability and performance . Collaborate with product, platform, and security teams to meet operational and compliance requirements. The toolkit you’ll use Frontend: TypeScript, React.js, Vite, Material-UI, HTML5, CSS Backend: Node.js … CI/CD . Building and consuming RESTful APIs ; JSON schemas; integration testing. Comfortable in AWS and modern Infrastructure-as-Code approaches. Strong engineering fundamentals: code reviews, testing, observability, performancetuning . Security Clearance: Active SC or DV (must be current). Nice-to-haves Military background (RAF/Army/Navy) or delivery in defence, aerospace, or More ❯
development and experience exciting challenges, while building the foundations for your career in Digital Technology. What will your day-to-day responsibilities look like? Support the maintenance, monitoring, and performancetuning of key IT infrastructure systems (servers, networks, storage, and cloud environments). Assist in digital transformation initiatives, including migration to cloud services and automation of infrastructure processes. More ❯
development and experience exciting challenges, while building the foundations for your career in Digital Technology. What will your day-to-day responsibilities look like? Support the maintenance, monitoring, and performancetuning of key IT infrastructure systems (servers, networks, storage, and cloud environments). Assist in digital transformation initiatives, including migration to cloud services and automation of infrastructure processes. More ❯
frameworks, data stores and data serialisation formats• Able to write quality, testable code and has experience of automated testing• Experience with Continuous Integration and Continuous Deployment techniquesDESIRABLE:• Experience of performancetuning• Experience of data visualisation and complex data transformations• Experience with steaming and event-processing architectures including technologies such as Kafka and change-data-capture (CDC) products• Expertise More ❯
development, systems administration, or architecture, with strong knowledge of Windows, Linux, and enterprise applications. Experience with mainframe databases such as DB2, IMS, Adabas, Datacom, Supra, and understanding of database performance, tuning, and high availability. Familiarity with core mainframe subsystems and languages: z/OS, JCL, JES, RACF/ACF2, CICS, COBOL, PL/1, SQL, Natural. Experience in More ❯
Skills & Experience Essential: Strong experience developing Power BI reports, dashboards, and data models. Hands-on expertise with Azure Data Factory ETL pipelines. Working knowledge of Azure Synapse modelling and performance tuning. Good SQL skills for analytics and optimisation. Understanding of Azure Data Lake structures. Experience using Git and Azure DevOps in Agile teams. 24 years experience in a Data More ❯
City of London, London, United Kingdom Hybrid/Remote Options
Motilent
across Motilent’s imaging ecosystem. Salary: £50,000 – £70,000, depending on experience and coverage of skills. Key Responsibilities Act as code owner for critical viewer components, ensuring maintainability, performance, and alignment with product goals. Integrate with Motilent’s internal SDKs, DICOMWeb services, Keycloak authentication, and reporting/persistence APIs; guide configuration and deployment best practices across environments. Uphold … coverage, Typedoc documentation, and CI-ready builds via Webpack/Docker. Provide technical leadership: mentor engineers through reviews, pairing, and architectural collaboration, while investing in practical logging, monitoring, and performance profiling. Take on line-management duties as the team grows: support onboarding, run structured 1:1s and performance reviews, set and review individual objectives and KPIs with the … work into deliverable increments, and communicate trade-offs to stakeholders. Help shape the architectural direction for the viewer and shared libraries, selecting patterns, interfaces, and technical investments that meet performance, scalability, and regulatory needs. Contribute to shared frontend libraries covering GPU rendering, measurement workflows, geometry utilities, algorithm implementations, and localisation resources to ensure platform-wide consistency. Work with stakeholders More ❯
across Motilent’s imaging ecosystem. Salary: £50,000 – £70,000, depending on experience and coverage of skills. Key Responsibilities Act as code owner for critical viewer components, ensuring maintainability, performance, and alignment with product goals. Integrate with Motilent’s internal SDKs, DICOMWeb services, Keycloak authentication, and reporting/persistence APIs; guide configuration and deployment best practices across environments. Uphold … coverage, Typedoc documentation, and CI-ready builds via Webpack/Docker. Provide technical leadership: mentor engineers through reviews, pairing, and architectural collaboration, while investing in practical logging, monitoring, and performance profiling. Take on line-management duties as the team grows: support onboarding, run structured 1:1s and performance reviews, set and review individual objectives and KPIs with the … work into deliverable increments, and communicate trade-offs to stakeholders. Help shape the architectural direction for the viewer and shared libraries, selecting patterns, interfaces, and technical investments that meet performance, scalability, and regulatory needs. Contribute to shared frontend libraries covering GPU rendering, measurement workflows, geometry utilities, algorithm implementations, and localisation resources to ensure platform-wide consistency. Work with stakeholders More ❯
fast-paced organisation. As the Senior SQL Server DBA, you will take ownership of large-scale SQL Server environments, managing everything from clustering and Always On Availability Groups to performancetuning and disaster recovery. You'll be responsible for ensuring database integrity, security, and optimal performance across development, test, and production environments, while maintaining high availability and More ❯
fast-paced organisation. As the Senior SQL Server DBA, you will take ownership of large-scale SQL Server environments, managing everything from clustering and Always On Availability Groups to performancetuning and disaster recovery. You'll be responsible for ensuring database integrity, security, and optimal performance across development, test, and production environments, while maintaining high availability and More ❯
efficient and convenient. Are you adaptable, flexible and pragmatic with a DevOps mindset ? Are you able to apply good engineering processes to deliver software products of high quality and performance, even with occasionally ambiguous requirements? Our ideal candidate will be a lifelong learner who enjoys solving technical problems, is curious about new technologies, and loves sharing knowledge and experience … and emerging technologies to assist in the future roadmap of our products. As a team, we are responsible for the health of the systems we build. You should understand performancetuning and optimisation, and how to diagnose technical issues across local, pre-release and production environments running on AWS. We operate a DevOps culture and are responsible for … languages in particular Go Proving technical leadership and direction to your team and contributing to the wider engineering organisation. Deep technical understanding of MySQL and relational databases, particularly database performance tuning. Knowledge of best practises around Modern Software Engineering, CI/CD, DORA metrics. Experience of troubleshooting and fixing performance issues in a full-stack application; from browser More ❯