151 to 175 of 235 Contract LAPP Stack (Linux, Apache, PostgreSQL, PHP/Perl/Python) Jobs

Enhanced SC Cleared Software Engineer / Data Integration Bristol or London (2 days per week onsite) Up to 745 per day (Umbrella, Inside IR35) Contract until 17th February 2026 Must hold live and transferrable Enhanced SC Clearance. We are unable to consider those with only BPSS or standard SC. About the Role We're looking for a highly … skilled Software Engineer / Data Integration Specialist to join a mission-critical programme, ensuring data and services move seamlessly, securely, and efficiently across systems. This role blends backend software engineering with data integration expertise, offering the chance to work on high-impact projects within a collaborative, technically advanced environment. Key Responsibilities Integration Development - Design, build, and maintain integrations … Maintenance - Implement robust logging, alerting, and performance monitoring for integrations. Continuous Improvement - Champion enhancements to integration architectures and best practices. Skills & Experience Required Experience with workflow orchestration tools (e.g., Apache Airflow). Proven track record in backend development (e.g., Node.js, Python, Java). Strong knowledge of API design, integration methods (REST, Webhooks, GraphQL), and authentication protocols (OAuth2 More ❯

Enhanced SC Cleared Software Engineer / Data Integration Bristol or London (2 days per week onsite) Up to £745 per day (Umbrella, Inside IR35) Contract until 17th February 2026 Must hold live and transferrable Enhanced SC Clearance. We are unable to consider those with only BPSS or standard SC. About the Role We're looking for a highly … skilled Software Engineer / Data Integration Specialist to join a mission-critical programme, ensuring data and services move seamlessly, securely, and efficiently across systems. This role blends backend software engineering with data integration expertise, offering the chance to work on high-impact projects within a collaborative, technically advanced environment. Key Responsibilities Integration Development - Design, build, and maintain integrations … Maintenance - Implement robust logging, alerting, and performance monitoring for integrations. Continuous Improvement - Champion enhancements to integration architectures and best practices. Skills & Experience Required Experience with workflow orchestration tools (e.g., Apache Airflow). Proven track record in backend development (e.g., Node.js, Python, Java). Strong knowledge of API design, integration methods (REST, Webhooks, GraphQL), and authentication protocols (OAuth2 More ❯

passion for building robust, user-centred digital services. Key skills and experience include: Essential Skills Java 17+ and Spring Boot microservices REST API development SQL and data modelling (ideally PostgreSQL) AWS and OpenShift CI / CD and modern DevOps practices Cloud monitoring and observability tools Infrastructure as Code Desirable Skills Front-end development with React, HTML / More ❯

major transition project while maintaining stability and compliance across critical platforms. Key Responsibilities : Manage, maintain, and support Unified Communications platforms, including Skype for Business (on-premises), Microsoft Teams, Mattermost (Linux-based), and Symphony. Troubleshoot and resolve critical escalations, acting as a 3rd line subject matter expert. Deliver production changes, infrastructure deployments, and proactive service improvements. Support monitoring, performance optimisation, and … rota (including nights and weekends). Skills & Experience Required : Strong experience with Microsoft Lync / Skype for Business (on-premises) and Microsoft Teams. Strong experience with Mattermost (Linux-based) and Symphony. Strong Linux and PowerShell scripting skills. Knowledge of Smarsh (vendor) and Vantage (archiving / scanning tool) is highly desirable. Strong understanding of server-based platforms … other monitoring tools. Proven troubleshooting and problem-solving skills in high-pressure environments. Excellent communication skills with the ability to work across technical and business teams. ITIL knowledge / certification advantageous. Why Apply? You'll be joining an organisation where technology is central to its strategy, offering exposure to large-scale transformation projects and the latest collaboration tools. More ❯

you should expect to maintain high standards in code quality through Automated Testing and be comfortable with things like Observability and IaC. Skills: Python, TypeScript FastAPI, Django PostgreSQL, MongoDB Kubernetes GCP, AWS Serverless, Container-based and Event Driven Architectures In return they're offering initial 6-month contracts outside IR35 paying up to £700 / day. … an employment agency for this vacancy. InterQuest Group is an equal opportunities employer and we welcome applications from all suitably qualified persons regardless of age, disability, gender, religion / belief, race, marriage, civil partnership, pregnancy, maternity, sex or sexual orientation. Please make us aware if you require any reasonable adjustments throughout the recruitment process. More ❯

and best practices to continuously improve our offerings. What youll bring to this role Proven experience with microservices or event-driven architectures. Strong proficiency in TypeScript (experience with Python or Rust is a plus, with the willingness to learn). Hands-on experience with SQL-based and NoSQL (Document-based) databases. Deep understanding of AWS services and cloud … environments. Familiarity with AWS Cloud Development Kit (CDK)and services like Lambda, SQS, S3, Cognito, EventBridge, and more. Experience with DevOps practices, including CI / CD pipelines, Docker, and GitHub Actions. Strong knowledge of security best practices for APIs and data privacy. Proficiency in unit, integration, and API testing using Jest. Ability to optimize software for performance and … the ability to convey complex concepts to diverse audiences. Detail-oriented with a commitment to delivering high-quality, reliable work. Client Tech Stack: Languages : Node.js, TypeScript, React Databases : PostgreSQL, DynamoDB, Redis AWS Services : Lambda, SQS, S3, Cognito, EventBridge, CloudFormation, Fargate, SES, CodeBuild, CodePipeline, CloudFront, API Gateway, and more. What happens next? One of our Recruitment Consultants will be in More ❯

Job Details: Role: Senior Data Engineer Location: London / Birmingham Type: Hybrid. Job Description: Bachelors or Masters degree in Computer Science, Engineering, or related field. 6+ years of experience in data engineering or related roles. Strong programming skills in Python and advanced SQL. Strong analytical & problem-solving skills with a logical approach Knowledge of data warehousing … and data processing concepts Hands-on experience with Oracle and Snowflake databases. Excellent data analytical skills Data mining / discovery Proficiency in AWS cloud services for data engineering. Experience with BI tools such as Power BI, SSRS, Tableau. Solid understanding of data warehousing concepts and data modeling. Familiarity with CI / CD pipelines and version control … Experience in the financial services industry or working with financial data. Knowledge of data privacy regulations and compliance (e.g., GDPR, PCI-DSS). Experience with workflow orchestration tools like Apache Airflow or AWS Step Functions. More ❯

candidate will join the development team responsible for building and integrating real-time test and data capture systems. The role will focus on developing and maintaining software in a Linux environment, working closely with high-speed multi-channel SFPDP cards, real-time data flows, and complex multi-threaded processing pipelines.Proficient in C++ and with knowledge of C#, you will play … development, integration, and verification of test software solutions that are central to our system validation and delivery capabilities. Responsibilities: Design and develop real-time test and capture software on Linux systems using C++. Integrate and interface with high-speed SFPDP cards across multi-channel data pipelines. Architect and implement robust, scalable, and maintainable multi-threaded applications. Define and implement data … time systems. Document architecture, interface definitions, and test procedures to support handover and formal test activities. Skillset / experience required: Extensive experience in C++ development in a Linux environment. Proficiency in C# for tooling, test interfaces, or Windows components as needed. Proven experience working with real-time data systems, preferably involving SFPDP or other high-speed digital protocols. More ❯

candidate will join the development team responsible for building and integrating real-time test and data capture systems. The role will focus on developing and maintaining software in a Linux environment, working closely with high-speed multi-channel SFPDP cards, real-time data flows, and complex multi-threaded processing pipelines. Proficient in C++ and with knowledge of C#, you will … development, integration, and verification of test software solutions that are central to our system validation and delivery capabilities. Responsibilities: Design and develop real-time test and capture software on Linux systems using C++. Integrate and interface with high-speed SFPDP cards across multi-channel data pipelines. Architect and implement robust, scalable, and maintainable multi-threaded applications. Define and implement data … time systems. Document architecture, interface definitions, and test procedures to support handover and formal test activities. Skillset / experience required: Extensive experience in C++ development in a Linux environment. Proficiency in C# for tooling, test interfaces, or Windows components as needed. Proven experience working with real-time data systems, preferably involving SFPDP or other high-speed digital protocols. More ❯

Cheltenham (5 days on-site) Clearance: Live eDV required Start Date: ASAP Key Responsibilities: Build and deploy code using Java, Maven, NPM, Terraform, and Ansible across OpenShift, RHEL / CentOS, and Docker. Monitor and optimise system performance with Influx and Grafana. Provide 2nd / 3rd line support, incident response, and root cause analysis. Carry out BAU … maintenance including patching, database housekeeping, and automation to reduce toil. About You: Strong background in managed service environments. Experience with Java development, CI / CD pipelines, and Git. Knowledge of microservices, cloud / container platforms, and infrastructure-as-code tools. Excellent problem-solving and communication skills. Site Reliability Engineer | Cheltenham | £600 per day (Outside IR35) Oscar More ❯

Thursday). Rate: £65.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at 'time and a quarter' Location: Bristol Hybrid / Remote working: The role will be onsite 4 days per week. A 4 day working week is OK (Monday to Thursday). Duration: 12 Months with very likely extension. … in software engineering throughout the development as well as being able to support and mentor other engineers in their team. Responsibilities: Development of a C++ HMI application on a Linux Operating System To undertake a full range of engineering activities in line with relevant processes, quality and other requirements Be capable of developing collaborative relationships with team members both within … Knowledge: Experience using Qt GUI framework Integration and use of GIS tools Information security experience included methods of locking down operating systems and deployment in a Windows and Linux environment. Knowledge of DDS Middleware Integration of external video streams Automated Testing More ❯

Thursday). Rate: £65.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at time and a quarter Location: Bristol Hybrid / Remote working: The role will be onsite 4 days per week. A 4 day working week is OK (Monday to Thursday). Duration: 12 Months with very likely extension. … in software engineering throughout the development as well as being able to support and mentor other engineers in their team. Responsibilities: Development of a C++ HMI application on a Linux Operating System To undertake a full range of engineering activities in line with relevant processes, quality and other requirements Be capable of developing collaborative relationships with team members both within … Knowledge: Experience using Qt GUI framework Integration and use of GIS tools Information security experience included methods of locking down operating systems and deployment in a Windows and Linux environment. Knowledge of DDS middleware Integration of external video streams Automated Testing More ❯

occasional on-site as required) Contract: 6 Months Start Date: ASAP Rate: Market Rate - Inside IR35 About the Role We are seeking a skilled Customer Support Engineer (SCADA / ADMS) to join on a 6-month contract. The role will involve supporting Advanced Distribution Management Systems (ADMS) and SCADA solutions, with a focus on troubleshooting, system enhancements, and … Work with utilities and system operators to translate functional specifications into technical solutions. Perform installation, configuration, integration, and performance tuning of ADMS applications. Troubleshoot and resolve issues related to Linux, Windows, Oracle, SQL, networking (TCP / IP, DNS, firewalls, switches), and related systems. Develop and maintain shell scripts, SOAP integrations, Jasper Reports, and database queries. Provide root cause … ADMS products such as PowerOn Fusion (PoF) or PowerOn Advantage (PoA) . Strong understanding of SCADA and modelling tools. Knowledge of transmission and distribution electrical grids. Technical expertise with Linux, Windows, Oracle, SQL, Shell scripting, SOAP, Jasper Report, Cassandra. Networking knowledge: TCP / IP, routing, LAN, DNS, Active Directory, firewalls, switches. Ability to work independently and manage issues More ❯

Senior SDET Must have current SC Clearance (NPPV3 is a bonus) 7 months initial contract £612.50 p / d (Inside IR35) Remote with rare travel to site in London My client, a government body are looking for a Senior SDET to join their fast-paced team with some experience in Java coding (OOP, SOLID), Building automation platforms and … Agile delivery teams using TDD with Java and be able to work autonomously. Experience of PACT frameworks that enable Consumer Driven Contract testing is desirable Understanding of CI / CD pipelines and their importance in Automation Testing process Exposure to command line and scripting languages forOS Linux. Strong coding skills (OOP, SOLID, DI, Design Patterns, etc.) Must be More ❯

senior software developer. The organisation are looking for an experienced developer with solid commercial experience of building web applications and REST APIs using Spring Boot in an OpenShift / AWS. Main Objectives of the role :Deliver technical solutions that ensure: Upgrades to support compliance with accessibility standards Improve operational efficiency for administrative users of the services Improve the … legislation Effective support and maintenance of the system components Essential Skills:Significant commercial experience with the following technology: Java 17+ Spring boot microservices Data modelling and SQL development, ideally PostgreSQL REST APIs AWS, AWS Lambda, S3, Typescript Modern DevOps and CI / CD practices including deployment pipelines6 month contract Remote role (Very occassional office attendance, average 1 day More ❯

senior software developer. The organisation are looking for an experienced developer with solid commercial experience of building web applications and REST APIs using Spring Boot in an OpenShift / AWS. Strong Public Sector Experience is essential Main Objectives of the role : Deliver technical solutions that ensure: * Upgrades to support compliance with accessibility standards * Improve operational efficiency for administrative … legislation * Effective support and maintenance of the system components Essential Skills: Significant commercial experience with the following technology: * Java 17+ * Spring boot microservices * Data modelling and SQL development, ideally PostgreSQL * REST APIs * AWS, AWS Lambda, S3, Typescript * Modern DevOps and CI / CD practices including deployment pipelines Details:- 6 month contract Remote role (with very occasional office attendance More ❯

Are you an experienced Linux professional passionate about security, automation, and empowering others My client is seeking to recruit two very strong Linux Support Engineers for long term assignments in the Manchester area The successful candidates will join a dedicated team delivering a comprehensive Linux patching support service for a large customer base and will be instrumental in establishing and … executing a robust, managed approach to patch management. Define and implement a Linux patching strategy, set up regular patching cadences, and introduce best practices aligned to stringent security and operational requirements. A strong focus will be placed on knowledge transfer, enabling the customer's staff to take ownership of patch management as part of their ongoing BAU operations. Key Responsibilities … will include Develop and implement a Linux patching strategy to ensure consistent application of critical security patches and updates across all relevant systems. Collaborate with business owners, security, infrastructure, and application teams to optimise and reduce Linux infrastructure costs. Establish a regular patching cadence with clear timelines and processes to maintain system security and compliance. Perform hands-on patch management More ❯

minimum 4 days per week) Rate: £500 - £600 per day Clearance: Active DV clearance required Start : ASAP Duration : 6 months Key Responsibilities Build & Deploy Manage and maintain CI / CD pipelines using Java, Maven, and NPM. Configure and execute automated test suites with Maven and Cypress. Deploy and configure services using Terraform and Ansible across OpenShift, RHEL / … service performance and availability using Influx and Grafana. Configure alerts to detect issues before they escalate. Analyse logs and investigate anomalies in system behaviour. Support & Troubleshooting Provide 2nd / 3rd line support, resolving issues and answering business queries. Manage incidents, escalate problems, and conduct root cause analysis. Implement proactive changes to improve service stability. Maintenance Automate tasks to More ❯

scalable data pipelines, specifically using the Hadoop ecosystem and related tools. The role will focus on designing, building and maintaining scalable data pipelines using big data hadoop ecosystems and apache spark for large datasets. A key responsibility is to analyse infrastructure logs and operational data to derive insights, demonstrating a strong understanding of both data processing and the underlying … systems. The successful candidate should have the following key skills Experience with Open Data Platform Hands on experience with Python for Scripting Apache Spark Prior experience of building ETL pipelines Data Modelling 6 Months Contract - Remote Working - £300 to £350 a day Inside IR35 If you are an experienced Hadoop engineer looking for a new role then More ❯

Role: Netbackup Engineer Location: Leeds, UK Working Mode: Hybrid (2 Days from Office) Contract Type: InsideIR35 Duration: 12 Months Rate: 370-400 GBP / Day on Inside IR35 JOB DETAILS Role Title: Netbackup Engineer Minimum years of experience: 5 Detailed Job Description: NetBackup Administration - Deep understanding of Veritas NetBackup, including backup, recovery, and disaster recovery strategies. Flex Appliance … deploying, configuring, and maintaining NetBackup Access Appliances. Bash Scripting & Automation - Proficiency in Bash, Powershell, or Python scripts for automating backup tasks, log analysis, and system monitoring. Containerization & Linux Administration - Familiarity with Docker-based NetBackup instances and Linux-based system management. Networking & Storage - Knowledge of storage configurations, networking protocols, and troubleshooting connectivity issues. Security & Compliance - Understanding of RBAC, encryption More ❯

challenge of consolidating various solutions into a strategic solution. . Maintain high standards of code quality, documentation and operational excellence. Essential: . Extensive experience in designing, building and maintaining Linux workloads across multiple environments on a cloud platform such as AWS. . Extensive experience in designing and implementing best practices using IaC tools such as Terraform and automating Legacy applications … such as Shell Scripts, python. . Extensive experience in designing and implementing best practices using CaC tools such as Ansible. . Extensive experience in designing and implementing CI / CD pipelines using tools such as Gitlab, GitHub, Jenkins. . Extensive experience in building, deploying and securing containers using various strategies across multiple environments. . Extensive experience in designing … who have a disability who meet all the essential criteria, we will interview the best candidates from within that group. This scheme encourages candidates with a disability and / or neurodivergence to apply. In exceptional circumstances, we may also need to apply the desirable criteria in our shortlisting process which may include holding active security clearance. Armed Forces More ❯

deploying, configuring, and maintaining NetBackup Access Appliances. Bash Scripting & Automation - Proficiency in Bash, Powershell, or Python scripts for automating backup tasks, log analysis, and system monitoring. Containerization & Linux Administration - Familiarity with Docker-based NetBackup instances and Linux-based system management. Networking & Storage - Knowledge of storage configurations, networking protocols, and troubleshooting connectivity issues. Security & Compliance - Understanding of RBAC, encryption More ❯

team growth. * Promoting a collaborative, accountable, and high-performance team culture. Key Skills and 'must have' experience: While experience with Node.js, ReactJS, JavaScript, TypeScript, npm, AWS, Jenkins, Terraform, and PostgreSQL would be ideal, we're open to strong candidates with adjacent skill sets. The technical stack is flexible for the right person. Candidates must have an active SC level More ❯

team growth. Promoting a collaborative, accountable, and high-performance team culture. Key Skills and 'must have' experience: While experience with Node.js, ReactJS, JavaScript, TypeScript, npm, AWS, Jenkins, Terraform, and PostgreSQL would be ideal, we're open to strong candidates with adjacent skill sets. The technical stack is flexible for the right person. Candidates must have an active SC level More ❯

is inside IR35 paying £525 per day and need to have Basic SC Clearance Key Skills and ‘must have’ experience: Node.js, ReactJS, JavaScript, TypeScript, npm, AWS, Jenkins, Terraform, and PostgreSQL would be ideal The technical stack is flexible for the right person. Providing clear technical direction and mentorship to the team. Applying sound judgment to make technical decisions. If More ❯