21 database developer jobs found

Job Summary We are seeking an experienced Java Back-end Developer specialised in cloud platforms such as Azure and AWS to join our dynamic development team. The successful candidate will be responsible for designing, developing, and maintaining scalable back-end services and APIs, ensuring seamless integration with front-end applications and third-party systems. This role offers an exciting opportunity to work on innovative projects within a collaborative environment, contributing to the realisation of cutting-edge solutions that meet business needs. Responsibilities Liaise with fellow developers Designing and implementing microservices which use the spring boot framework. Working in compliance with the full Software Development Life Cycle. Connecting microservices to interact with databases. Understanding of how streaming technologies work such as Kafka. Build Azure/AWS pipelines Identifying and finding solutions to bugs. Ensure you've written...

Potential contract extension or permanent CTO role (Outside IR35) Reports to: Founder, OneCare Group Ltd ABOUT ONECARE OneCare Healthcare Mall is a social enterprise creating the UK's first network of integrated community health hubs. Our vision is simple: a one-stop shop where patients can access blood tests, scans, physiotherapy, pharmacy, and same-day results interpretation—all in one visit. Job Overview We are seeking an exceptional Lead Full Stack Developer to design, build, and launch the Minimum Viable Product (MVP) of OneCareOS. You will be our first technical hire, working directly with the Founder to translate a bold vision into a working platform that will power our first 3,000 sq ft health hub. Desirable Experience working within healthcare or NHS systems Familiarity with FHIR / HL7 or healthcare data standards Experience integrating third-party systems or public sector APIs Startup or MVP build experience A recognised qualification in Computer Science...

About the project Tekja Ltd is assembling a team for an upcoming contract to deliver a public-facing climate data visualisation platform for a major European scientific institution. We are looking for an experienced Python backend developer to join the team. The contract is expected to start July 2026, subject to award. What you'll be working on Data ingestion pipelines from a large scientific API REST API development and documentation Database design and management Docker containerisation and cloud deployment Jupyter notebook examples for public users What we're looking for Strong Python backend experience (FastAPI/Flask, SQLAlchemy or similar) REST API design and documentation Docker and cloud infrastructure (AWS/GCP/Azure) Comfortable working independently and delivering to milestones Experience with scientific datasets (xarray, Dask, NetCDF) a plus but not required EU/UK based applicants preferred for contractual...

Location: The role is based remotely with occasional travel to London.   Daily rate: £400 outside IR35   Duration: Initial 6 months   ***please note***: must have active SC clearance   The Back End Developer will have the following responsibilities:   Design, develop, and maintain Back End systems and services using Java. Collaborate with Front End developers and other cross-functional teams to deliver seamless and scalable solutions. Write clean, maintainable, and well-tested code following industry best practices and web standards. Troubleshoot and resolve complex technical issues related to Back End systems. Participate in code reviews and contribute to the continuous improvement of development processes. Ensure high-performance and reliability of Back End services through proper architecture and testing. Leverage Azure services to optimize cloud-based solutions (if applicable)....

Job Summary We are seeking an experienced Java Back-end Developer specialised in cloud platforms such as Azure and AWS to join our dynamic development team. The successful candidate will be responsible for designing, developing, and maintaining scalable back-end services and APIs, ensuring seamless integration with front-end applications and third-party systems. This role offers an exciting opportunity to work on innovative projects within a collaborative environment, contributing to the realisation of cutting-edge solutions that meet business needs. Responsibilities Liaise with fellow developers Designing and implementing microservices which use the spring boot framework. Working in compliance with the full Software Development Life Cycle. Connecting microservices to interact with databases. Understanding of how streaming technologies work such as Kafka. Build Azure/AWS pipelines Identifying and finding solutions to bugs. Ensure you've written...

Potential contract extension or permanent CTO role (Outside IR35) Reports to: Founder, OneCare Group Ltd ABOUT ONECARE OneCare Healthcare Mall is a social enterprise creating the UK's first network of integrated community health hubs. Our vision is simple: a one-stop shop where patients can access blood tests, scans, physiotherapy, pharmacy, and same-day results interpretation—all in one visit. Job Overview We are seeking an exceptional Lead Full Stack Developer to design, build, and launch the Minimum Viable Product (MVP) of OneCareOS. You will be our first technical hire, working directly with the Founder to translate a bold vision into a working platform that will power our first 3,000 sq ft health hub. Desirable Experience working within healthcare or NHS systems Familiarity with FHIR / HL7 or healthcare data standards Experience integrating third-party systems or public sector APIs Startup or MVP build experience A recognised qualification in Computer Science...

Lead Full Stack Developer - Health Technology Platform   Remote   Potential contract extension or permanent CTO role (Outside IR35) Reports to: Founder, OneCare Group Ltd ABOUT ONECARE OneCare Healthcare Mall is a social enterprise creating the UK's first network of integrated community health hubs. Our vision is simple: a one-stop shop where patients can access blood tests, scans, physiotherapy, pharmacy, and same-day results interpretation—all in one visit. Job Overview We are seeking an exceptional Lead Full Stack Developer to design, build, and launch the Minimum Viable Product (MVP) of OneCareOS. You will be our first technical hire, working directly with the Founder to translate a bold vision into a working platform that will power our first 3,000 sq ft health hub. Desirable Experience working within healthcare or NHS systems Familiarity with FHIR / HL7 or healthcare data standards...

Job Summary We are seeking an experienced Java Back-end Developer specialised in cloud platforms such as Azure and AWS to join our dynamic development team. The successful candidate will be responsible for designing, developing, and maintaining scalable back-end services and APIs, ensuring seamless integration with front-end applications and third-party systems. This role offers an exciting opportunity to work on innovative projects within a collaborative environment, contributing to the realisation of cutting-edge solutions that meet business needs. Responsibilities Liaise with fellow developers Designing and implementing microservices which use the spring boot framework. Working in compliance with the full Software Development Life Cycle. Connecting microservices to interact with databases. Understanding of how streaming technologies work such as Kafka. Build Azure/AWS pipelines Identifying and finding solutions to bugs. Ensure you've written...

Job Summary We are seeking an experienced Java Back-end Developer specialised in cloud platforms such as Azure and AWS to join our dynamic development team. The successful candidate will be responsible for designing, developing, and maintaining scalable back-end services and APIs, ensuring seamless integration with front-end applications and third-party systems. This role offers an exciting opportunity to work on innovative projects within a collaborative environment, contributing to the realisation of cutting-edge solutions that meet business needs. Responsibilities Liaise with fellow developers Designing and implementing microservices which use the spring boot framework. Working in compliance with the full Software Development Life Cycle. Connecting microservices to interact with databases. Understanding of how streaming technologies work such as Kafka. Build Azure/AWS pipelines Identifying and finding solutions to bugs. Ensure you've written...

Job Overview We are seeking a skilled Java Developer to join our dynamic team. The successful candidate will be responsible for developing high-quality software solutions using Java technologies. Responsibilitie Must have: Java, Microservices, Spring boot, Linux and shell scripting, build tools (Maven /Gradle / Ant) Experience in working with Cloud-based development like AWS Good to have: Slang & knowledge in database and date warehouse technologies – Snowflake Job Type: Freelance Pay: £350.00-£400.00 per day Benefits: Company pension Private medical insurance Work from home Schedule: Monday to Friday Experience: Java: 6 years (required) AWS: 4 years (required) Linux: 5 years (required) Shell Scripting: 3 years (required) Gradle: 2 years (required) Work Location: In person

400-450 outside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. We are driven by user-centred design, agile delivery, and a commitment to building innovative digital services that truly matter.   Role Overview We are seeking a highly skilled Lead Performance Tester (Active SC Cleared) to deliver hands-on load and performance testing across large-scale digital services and backend applications. This is a technical, delivery-focused role operating in structured and governed environments where performance, resilience, and scalability are...

Key Accountabilities Responsibilities will include: · Design, develop and maintain highly available, secure, and performant backend REST API services along with frontend client using Python , Golang, Docker and Cloud-Native services . · Implement and manage database schema changes using Liquibase , ensuring alignment with compliance and audit standards. · Collaborate closely with Architecture and DevOps teams to enhance, maintain and mature Product capabilities/features. · Perform root cause analysis and implement solutions for incidents and performance bottlenecks. Qualifications and experience The ideal candidate for this role will have the below experience and qualifications: · Bachelor’s or Master’s degree in Computer Science or equivalent industry experience. · Comes from Software Engineering background with infrastructure experience. · 5+ years of development experience...

275-300 Outside IR 35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. With a strong commitment to user-centred design and agile delivery, and more to deliver innovative digital services that matter.   Role Overview We are looking for a Senior Performance Tester with Active SC to deliver hands-on load and performance testing across large-scale digital services and backend applications, with experience of working with cloud-based distributed services. This is a technical, delivery-focused role operating in structured and governed environments where performance, resilience, and...

400-450 outside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. We are driven by user-centred design, agile delivery, and a commitment to building innovative digital services that truly matter.   Role Overview We are seeking a highly skilled Lead Performance Tester (Active SC Cleared) to deliver hands-on load and performance testing across large-scale digital services and backend applications. This is a technical, delivery-focused role operating in structured and governed environments where performance, resilience, and scalability are...

Key Accountabilities Responsibilities will include: · Design, develop and maintain highly available, secure, and performant backend REST API services along with frontend client using Python , Golang, Docker and Cloud-Native services . · Implement and manage database schema changes using Liquibase , ensuring alignment with compliance and audit standards. · Collaborate closely with Architecture and DevOps teams to enhance, maintain and mature Product capabilities/features. · Perform root cause analysis and implement solutions for incidents and performance bottlenecks. Qualifications and experience The ideal candidate for this role will have the below experience and qualifications: · Bachelor’s or Master’s degree in Computer Science or equivalent industry experience. · Comes from Software Engineering background with infrastructure experience. · 5+ years of development experience...

300-325 Outside IR 35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. With a strong commitment to user-centred design and agile delivery, and more to deliver innovative digital services that matter.   Role Overview We are looking for a Senior Performance Tester with Active SC to deliver hands-on load and performance testing across large-scale digital services and backend applications, with experience of working with cloud-based distributed services. This is a technical, delivery-focused role operating in structured and governed environments where performance, resilience, and...

Job Information Date Opened 13/02/2026 Job Type Contract Work Experience 5+ years Industry Public Sector and Government Salary 300-325 Outside IR 35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. With a strong commitment to user-centred design and agile delivery, and more to deliver innovative digital services that matter.   Role Overview We are looking for a Senior Performance Tester with Active SC to deliver hands-on load and performance testing across large-scale digital services and backend applications, with experience of...

Job Information Date Opened 13/02/2026 Job Type Contract Work Experience 5+ years Industry Public Sector and Government Salary 400-450 outside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. We are driven by user-centred design, agile delivery, and a commitment to building innovative digital services that truly matter.   Role Overview We are seeking a highly skilled Senior Performance Tester (Active SC Cleared) to deliver hands-on load and performance testing across large-scale digital...

Key Accountabilities Responsibilities will include: · Design, develop and maintain highly available, secure, and performant backend REST API services along with frontend client using Python , Golang, Docker and Cloud-Native services . · Implement and manage database schema changes using Liquibase , ensuring alignment with compliance and audit standards. · Collaborate closely with Architecture and DevOps teams to enhance, maintain and mature Product capabilities/features. · Perform root cause analysis and implement solutions for incidents and performance bottlenecks. Qualifications and experience The ideal candidate for this role will have the below experience and qualifications: · Bachelor’s or Master’s degree in Computer Science or equivalent industry experience. · Comes from Software Engineering background with infrastructure experience. · 5+ years of development experience...

About the role - How will you make an impact At Kore Labs, our strength is in efficiently delivering leading-edge product and support to clients, and we are proud to set the standard for success in our industry. The role of Full Stack Engineer will be a key member of the engineering team and will actively contribute to delivery of solutions and features for our customers. Together with the rest of the engineering team, the role will be responsible for streamlining application delivery to deploy solutions and features to our customers quickly and efficiently, while always ensuring that we prioritise code integrity and quality. We are an Agile company and expect the role to be actively involved in daily stand-ups, sprint planning, refinement and end-of-sprint retrospectives. What your day may look like The role of the Full Stack Engineer will be focused on three core areas Development Process ▪ Participate in the design and creation of scalable software ▪ Write clean,...