Azure DevOps Engineer | Sheffield | ContractA leading digital banking organisation is seeking an experienced Azure DevOps Engineer... Read more
A leading digital banking organisation is seeking an experienced Azure DevOps Engineer to join its Cybersecurity Product Sustained Engineering team.
You'll play a key role in designing, building, and supporting secure cloud solutions within Azure, working on large-scale enterprise infrastructure, deployment automation, and cloud-hosted applications. This is an excellent opportunity to work with cutting-edge technologies, including Azure, Terraform, Azure DevOps, Python, CI/CD pipelines, and AI-related Azure services.
Key Skills Required:
Strong Azure cloud engineering experienceAzure DevOps and CI/CD pipeline automationTerraform, Bicep, or ARM templatesPython, PowerShell, or Bash scriptingAzure App Services, Virtual Machines, Networking, and StorageEnterprise-scale cloud infrastructure experienceContract Details:
Sheffield (3 days onsite)Contract roleInside IR35If you have a strong background in Azure cloud engineering and DevOps within large enterprise environments, we'd love to hear from you. Apply with your latest CV for further details.
GCS is acting as an Employment Business in relation to this vacancy.
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We're looking for an experienced Network Project Manager with a strong background delivering network infrastructure and transformation programmes... Read more
We're looking for an experienced Network Project Manager with a strong background delivering network infrastructure and transformation programmes within Banking or Financial Services.
Essential Skills8+ years' Project Management experienceBanking / Financial Services experienceNetwork Infrastructure & Network Transformation projectsSD-WAN deploymentsFirewall refreshes & migrationsCisco Routing & Switching environmentsWAN/LAN & Data Centre network projectsAgile & Waterfall delivery methodologiesStrong stakeholder management across technical and business teamsExperience managing RAID, governance, budgets, risks, and third-party vendorsDesirablePRINCE2, PMP, AgilePMPalo Alto, Fortinet, Cisco Firepower, Check PointInfrastructure modernisation and cloud connectivity programmes
This is a fantastic opportunity to lead critical enterprise network transformation initiatives within a large-scale, highly regulated environment.
Apply now if you have proven experience delivering complex network infrastructure projects within banking and can work onsite in Sheffield or Birmingham 3 days per week.
GCS is acting as an Employment Business in relation to this vacancy.
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Test Lead | Sheffield (Hybrid - 2 Days Onsite)🚀 Contract until end of November 2026 with a strong... Read more
🚀 Contract until end of November 2026 with a strong likelihood of extension for at least 6 months
We're looking for a hands-on Test Lead to join a global QA team, leading testing activities across enterprise applications within a fast-paced environment.
Key Skills & Experience:
✅ 2+ years as a Test Lead and 6+ years in Software Testing
✅ Strong Selenium WebDriver, Selenium Grid & .NET automation experience
✅ 4+ years of API Testing
✅ CI/CD pipeline experience, ideally Jenkins
✅ Solid understanding of TDD, SOLID principles, Page Object Model & Page Factory
✅ Test data management using CSV, YAML & JSON
✅ SQL and relational database testing experience
✅ Financial Services/Banking experience highly desirable
📍 Sheffield (Hybrid - 2 days onsite)
📅 Immediate start preferred
📈 Excellent chance of extension beyond the initial contract
Interested? Apply today or get in touch for more details.
GCS is acting as an Employment Business in relation to this vacancy.
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Test LeadLocation: Sheffield (Hybrid/2-3 days/week) Job Type: Contract Sector: BankingOverviewWe are seeking an experienced Test Lead to join... Read more
Location: Sheffield (Hybrid/2-3 days/week)
Job Type: Contract
Sector: Banking
We are seeking an experienced Test Lead to join a high-performing international QA team delivering critical solutions within a complex enterprise environment. This is an excellent opportunity for a hands-on QA professional who combines strong leadership capabilities with deep technical test automation expertise.
The successful candidate will lead testing activities across multiple workstreams while remaining actively involved in automation, API testing, CI/CD processes, and quality assurance best practices.
Key ResponsibilitiesLead and coordinate testing activities across distributed international teams.Define and drive test strategy, test planning, execution, and reporting.Mentor and support QA Engineers, ensuring adherence to testing standards and best practices.Develop and maintain robust automated test frameworks using Selenium and .NET technologies.Lead API testing initiatives across complex integrated systems.Collaborate closely with Developers, Business Analysts, Product Owners, and DevOps teams.Manage defect lifecycle and ensure high-quality releases.Contribute to continuous improvement of QA processes, frameworks, and methodologies.Support CI/CD implementation and test automation integration within deployment pipelines.Required Experience2+ years' experience as a Test Lead within international delivery teams.6+ years' experience in Software Testing/Quality Assurance.Strong background within Financial Services or Banking environments.4+ years of hands-on API Testing experience.2+ years of automation testing experience using Selenium WebDriver and Selenium Grid.Strong experience performing UI test automation using .NET technologies.Practical experience with relational databases and SQL.Technical SkillsSelenium WebDriverSelenium Grid.NET Test AutomationAPI TestingSQLJenkinsCI/CD PipelinesTest Automation Framework DesignJDBC IntegrationCSV, YAML, and JSON Test Data ManagementTesting Best Practices & MethodologiesStrong understanding of:
SOLID PrinciplesTest-Driven Development (TDD)Page Object Model (POM)Page Factory PatternTest Data ManagementAutomation Framework ArchitectureContinuous Testing PracticesPreferred BackgroundCandidates with experience working in:
BankingFinancial ServicesPaymentsTrading PlatformsFinTech environmentsWhat We're Looking ForStrong leadership and stakeholder management skills.Excellent communication skills within international teams.A proactive, hands-on approach to quality assurance.Ability to balance strategic test leadership with technical delivery.Passion for automation, continuous improvement, and engineering excellence.If you are an experienced Test Lead with a strong background in automation, API testing, and financial services environments, we would love to hear from you.
GCS is acting as an Employment Business in relation to this vacancy.
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One of my banking client is looking for 3 experienced Java Developers to join a strategic engineering programme.These... Read more
One of my banking client is looking for 3 experienced Java Developers to join a strategic engineering programme.These contract roles are based in Sheffield and require 2 days per week onsite attendance.
Sheffield (2 Days Per Week Onsite Required)
Contract
⚠️ Please note: All roles require candidates to attend the Sheffield office 2 days per week.
📩 If you're interested, please send me your latest CV for further details.
GCS is acting as an Employment Business in relation to this vacancy.
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Experience in Kotlin (or significant Java experience with a willingness to learn Kotlin)Experienced in API development, SQL/databases, HTML/JavascriptExcellent... Read more
Experience working with standard developer collaboration Tools: Github/Bitbucket, Jira, Confluence, etc
The Developer Experience (DevX) Standards and Controls function is building a platform for control owners and development teams to manage/view their compliance with a range of software development controls.
The candidate would be working on Kotlin and Java-based web applications and APIs. There are 2-3 applications and PoCs we are hiring for. Exact candidate allocation will depend on their experience and fit. All have a microservice architecture built using modern coding techniques.
There are two roles, one is Java kotlin and the second is Java Neo4j.
GCS is acting as an Employment Business in relation to this vacancy.
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Job titleJava Developer with Neo4jJob TypeContract (6 Months)Client / IndustryBank Required: Languages: Java 11+, HTML5, JavaScriptFront-End Frameworks: AngularAPIs:... Read more
Job title
Java Developer with Neo4j
Job Type
Contract (6 Months)
Client / Industry
Bank
Required: Languages: Java 11+, HTML5, JavaScript
Front-End Frameworks: Angular
APIs: RESTful API Design
Databases: Neo4j, PostgreSQL
Testing: Junit, Mockito, Cucumber
Building: Maven
Tooling: GitHub, JIRA, Confluence, GitHub Copilot
The Developer Experience (DevX) Standards and Controls function is building a platform for control owners and development teams to manage/view their compliance with a range of software development controls.
The candidate would be working on re-platforming an application from a vendor platform (PCF) over to an internal bring your own code (BYOC) platform as well as modernising the application and resolving dependency issues.
YOUR RESPONSIBILITIES
Collaborate with developers, testers and the wider organisation to build and run products
Design, develop & implement back-end features as per backlog/priority with a small element of front-end development.
Collaborate with the rest of the engineering team to design and launch new features.
Proactively work with customers to resolve their issues and respond to feature requests.
Build APIs and microservices
Work in an agile CI/CD environment to deliver rapid iterations at a sustained velocity
Be an active member of a team, participating in peer reviews and in testing others code through automated test scripting
SKILLS & EXPERIENCE WE REQUIRE
Strong Java development experience (modern Java 11+).
Experience designing and building microservices architectural style applications.
Experience with Graph databases (experience with Neo4j is desirable).
Experience modernising legacy Java applications.
Experience with the design and build of REST APIs
Experience building HTML/JavaScript front-ends (experience with Angular is desirable).
Strong technical and analytical troubleshooting skills.
Experience in BDD and/or TDD approaches and frameworks (unit/integration test automation)
Experience resolving issues with dependencies (e.g. conflicts), performing upgrades and remediating dependencies with vulnerabilities.
Experience in working with Agile including the use of Jira/Confluence.
Be a proactive person who will not wait to be told what to do next or be unblocked by others
Good interpersonal skills.
Strong English skills, written and spoken.
GCS is acting as an Employment Business in relation to this vacancy.
Read lessSheffield, England, United KingdomContract
Role purposeDeliver high-quality testing for identity processing and provisioning across the identity lifecycle (joiner/mover/leaver). You'll validate that identities,... Read more
Role purpose
Deliver high-quality testing for identity processing and provisioning across the identity lifecycle (joiner/mover/leaver). You'll validate that identities, accounts, and entitlements are provisioned and removed accurately, securely, and in line with control expectations.
Key responsibilities
Execute functional, integration, and regression testing for identity processing and provisioning changes.Test end-to-end flows across source systems (e.g., HR), identity platform, directories (AD/LDAP), and target applications.Validate provisioning outcomes: account creation/updates, entitlement assignment/removal, approvals, and de-provisioning.Perform negative and exception-path testing (failed connectors, retries, reconciliation, manual overrides).Validate identity data mapping and transformations (attributes, rules, and role logic such as birthright access).Prepare and maintain test artefacts: test cases, test data, execution evidence, and test summary updates.Log and manage defects with clear steps, expected vs actual results, and supporting evidence (logs/screenshots/API responses).Support UAT and release activities by providing test status, risks, and go/no-go input.Collaborate with engineers, analysts, and platform teams to clarify requirements and improve test coverage.Required skills & experience
Proven experience in software testing in complex integration environments.Strong understanding of IAM concepts: identity lifecycle, provisioning/de-provisioning, entitlements, RBAC/ABAC, approvals, recertification.Experience testing integrations across multiple systems (HR feeds, directories, IAM tools, and business applications).Solid SQL skills and ability to validate data in databases/logs; comfortable analysing batch files and API payloads.Familiarity with API testing tools (e.g., Postman) and test management/defect tools (e.g., Jira, ALM).Strong defect writing, stakeholder communication, and evidence-based reportingDesirable skills
API testing experience (e.g., Postman) and basic understanding of REST/JSON.Exposure to IAM tools (e.g., SailPoint, Saviynt, Okta, Azure AD) and directories (AD/LDAP).Test automation experience (e.g., Java/Python, Selenium, REST-assured, Cypress) and CI/CD (e.g., Jenkins/GitLab).Understanding of audit/control requirements for access management and segregation of duties.GCS is acting as an Employment Business in relation to this vacancy.
Read lessSheffield, England, United KingdomContract
Required: Languages: Java 11+, HTML5, JavaScriptFront-End Frameworks: AngularAPIs: RESTful API DesignDatabases: Neo4j, PostgreSQLTesting: Junit, Mockito, CucumberBuilding: MavenTooling: GitHub,... Read more
Required: Languages: Java 11+, HTML5, JavaScript
Front-End Frameworks: Angular
APIs: RESTful API Design
Databases: Neo4j, PostgreSQL
Testing: Junit, Mockito, Cucumber
Building: Maven
Tooling: GitHub, JIRA, Confluence, GitHub Copilot
The Developer Experience (DevX) Standards and Controls function is building a platform for control owners and development teams to manage/view their compliance with a range of software development controls.
The candidate would be working on re-platforming an application from a vendor platform (PCF) over to an internal bring your own code (BYOC) platform as well as modernising the application and resolving dependency issues.
YOUR RESPONSIBILITIES
Collaborate with developers, testers and the wider organisation to build and run products
Design, develop & implement back-end features as per backlog/priority with a small element of front-end development.
Collaborate with the rest of the engineering team to design and launch new features.
Proactively work with customers to resolve their issues and respond to feature requests.
Build APIs and microservices
Work in an agile CI/CD environment to deliver rapid iterations at a sustained velocity
Be an active member of a team, participating in peer reviews and in testing others code through automated test scripting
SKILLS & EXPERIENCE WE REQUIRE
Strong Java development experience (modern Java 11+).
Experience designing and building microservices architectural style applications.
Experience with Graph databases (experience with Neo4j is desirable).
Experience modernising legacy Java applications.
Experience with the design and build of REST APIs
Experience building HTML/JavaScript front-ends (experience with Angular is desirable).
Strong technical and analytical troubleshooting skills.
Experience in BDD and/or TDD approaches and frameworks (unit/integration test automation)
Experience resolving issues with dependencies (e.g. conflicts), performing upgrades and remediating dependencies with vulnerabilities.
Experience in working with Agile including the use of Jira/Confluence.
Be a proactive person who will not wait to be told what to do next or be unblocked by others
Good interpersonal skills.
Strong English skills, written and spoken.
GCS is acting as an Employment Business in relation to this vacancy.
Read lessSheffield, England, United KingdomContract
Kotlin Developer (Contract)📍 Sheffield, UK (Hybrid - 2 Days Onsite per Week) 📄 Contract | Full-TimeAbout the RoleWe... Read more
📍 Sheffield, UK (Hybrid - 2 Days Onsite per Week)
📄 Contract | Full-Time
We are looking for a talented Kotlin Developer to join a dynamic Developer Experience (DevX) Standards & Controls team. You'll play a key role in building and enhancing platforms that enable engineering teams and control owners to manage and monitor compliance with software development standards and controls.
This is an excellent opportunity to work on modern, enterprise-scale applications built using Kotlin, Java, APIs, and Microservices, while contributing to innovative proof-of-concept solutions and business-critical platforms.
What You'll Be DoingDesign, develop, and maintain Kotlin and Java-based applications and APIs.Build and enhance microservices within a modern cloud-ready architecture.Collaborate closely with developers, testers, product owners, and stakeholders.Deliver high-quality backend functionality, with occasional front-end contributions.Work directly with users and customers to resolve issues and implement feature requests.Participate in Agile ceremonies and contribute to sprint planning and delivery.Perform code reviews and support automated testing initiatives.Contribute to a CI/CD culture focused on rapid, high-quality software delivery.Skills & Experience RequiredStrong experience with Kotlin, or significant Java development experience with a desire to learn Kotlin.Experience in at least two of the following:API DevelopmentSQL & Database TechnologiesHTML / JavaScriptStrong background designing and developing microservices.Excellent problem-solving and troubleshooting skills.Experience working within Agile environments.Familiarity with Jira, Confluence, GitHub, or Bitbucket.Strong communication skills, both written and verbal.Self-motivated, proactive approach with the ability to take ownership of tasks.High attention to detail and commitment to code quality.Nice to HaveExperience working with cloud platforms such as:AWSMicrosoft AzureGoogle Cloud Platform (GCP)Project OverviewYou'll be joining a team responsible for delivering multiple Kotlin and Java-based applications and proof-of-concepts that support software development governance and compliance. The solutions leverage modern engineering practices, scalable microservice architectures, and collaborative delivery methodologies.
Why Join?Work on cutting-edge technologies and enterprise-scale applications.Gain exposure to modern software engineering and DevOps practices.Access internal training, workshops, and technical learning opportunities.Collaborate with highly skilled engineering teams and industry experts.Opportunity to make a tangible impact on products used across a large organisation.
GCS is acting as an Employment Business in relation to this vacancy.
Read lessSheffield, England, United KingdomContract
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