Platform Security Engineer - Financial Services

Added 08/04/2025

Role: Platform Security Engineer Duration: 6-month rolling Rate: Up to £750/day Inside IR35 Location: London, 3 days on site Financial ServicesI have an exciting opportunity for a skilled Platform Security Engineer to join one of my Hedge Fund clients on a rolling contract. Specifically looking for someone who has:Hands-on experience implementing security best practices into SDLC and devops workflows.Strong experience with GitlabExperience with API Security.Strong experience coding in PythonThe client is looking to move quickly with availability to interview this week, to find out more, please apply now or drop an email with a copy of your CV to [email protected]...

Senior DevOps Engineer - JFrog Artifactory SME - fully remote

Added 06/06/2025

Senior DevOps Engineer - JFrog Artifactory SME - 6 month contract - Fully remote6 month contract - Fully remote About the RoleWe're looking for a Senior DevOps Engineer with deep expertise in JFrog Artifactory to join our growing DevOps team. This role is ideal for someone who thrives in high-availability environments and has hands-on experience architecting and managing active-active HA clusters, federated repositories, and edge nodes in a single-domain setup.You'll be our go-to SME for everything JFrog, working closely with engineering, security, and release teams to ensure efficient artifact management, developer enablement, and policy enforcement across our CI/CD pipelines. Key...

SQL Engineer- Postgres, AlloyDB, DBaas- fully remote

Added 09/04/2025

SQL Engineer Fully RemoteDBaas, AlloyDB, Postgres As a market leader in the data analytics space my client is seeking a highly skilled SQL Engineer to join their dynamic team and lead the migration of their database systems to cloud, DBaas utilising Postgres, AlloyDBRole Overview:As a SQL Engineer specializing in database migration, you will play a critical role in transforming their data infrastructure. Your expertise in PostgreSQL and AlloyDB will be essential as you design, plan, and execute the migration process. This is a unique opportunity to work on a high-impact project that will shape the future of their data management...

Typescript Developer- Datadog, Fully remote, outside IR35

Added 27/05/2025

TypeScript Developer with Datadog Expertise Outside IR35Fully remote Role Summary: My client is hiring a fully remote TypeScript developer who can enhance their system observability by improving monitoring and alerting using Datadog. This role focuses on building robust, actionable alerts and creating insightful dashboards to proactively identify issues and improve system reliability.Key skills:Strong TypeScript development skillsHands-on experience with Datadog APM, Logs, Metrics, Dashboards, and Alerting.Ability to write and maintain complex Datadog monitors (threshold, anomaly detection, composite monitors).Develop and maintain TypeScript applications with observability in mind.Instrument backend and frontend applications to generate meaningful metrics, logs, and traces.Design and implement effective Datadog...

Financial Systems Analyst (D365)

Added 15/05/2025

Role- Financial Systems Analyst (D635)Location- London, UKType- ContractNature- Hybrid (3 days onsite; 2 days remote) Overview-As the Finance System Analyst, you will support the effective operation of all finance IT systems and interfaces. You will be the first point of contact to resolve queries connected with all finance IT systems queries, ensuring user expectations and issues resolutions are in line with the Service Level Agreements. How you'll make a differenceAs an integral member of the Finance team, you will drive a customer centric ethos and continuous improvement culture within our Finance team, ensuring all finance services deliver the best outcomes...

Sr Java Quarkus Developer (Financial exp mandatory)

Added 12/05/2025

Role- Sr Java Quarkus Developer (Financial exp mandatory)Location- London / Manchester / Edinbrugh Type- Hybrid (Once a week to office)Nature- Contract (Inside IR35) Overview of the Role- 1) 5+ years of Java developer experience2) Querkus experience is mandatory.3) Financial or banking project experience is mandatory4) Looking or someone who can start from June. GCS is acting as an Employment Business in relation to this vacancy.

Senior Control Assurance Assessor - 12 Month Contract - Remote

Added 18/06/2025

Senior Control Assurance Assessor - 12 Month Contract - Remote - Financial ServicesWhat's on offer:12-month contract with potential for extensionFully remote working modelWork with an experienced team on critical security assurance programsExposure to advanced security technologies, automation, and AI-driven testingWe are working with a major financial services organisation to find an experienced Senior Control Assurance Assessor for an initial 12-month contract. This role is fully remote, offering the chance to work on meaningful security programs within a dynamic, high-performing environment.Role Overview: As a Senior Control Assurance Assessor, you will play a key role in ensuring that security both on-prem and...

Java Software Engineer (98% Remote)

Added 26/03/2025

Job Title: Java Software EngineerWork Model: Remote-first, with quarterly onsite visits to DublinSalary: upto €75K + Benefits include 25 paid holiday, life insurance, full healthcare, 5% pension contributions and a big list of additional perks Join a team focused on enhancing a leading online marketplace that reaches millions of users. This role offers the chance to do impactful work and be part of a dynamic environment.(Heavy focus on APIs, integrations, and cloud-based architecture) Responsibilities:Building and maintaining features and products.Ensuring a clean, scalable, and secure codebase.Develop and maintain REST APIs and microservices.Implement cloud-based solutions (AWS preferred).Work with relational and non-relational databases...

Security Control Assessor - REMOTE - FS - 12-month Contrac

Added 18/06/2025

About the RoleMy client is seeking an experienced Security Control Assessor for a remote engagement. You will lead the assessment and evaluation of security controls across both on-premise and cloud environments-ensuring risk is effectively mitigated and regulatory and industry standards are met.This role offers the chance to work in an agile environment at the forefront of information security and cloud governance, partnering with cross-functional teams and contributing to the evolution of my client's global security assurance programme.Key ResponsibilitiesLead design and delivery of repeatable testing methodologies for control assurance.Oversee control testing across systems and processes, including automated testing for cloud.Validate control...

C# API Developer - Remote

Added 06/06/2025

Role - C# / API DeveloperDuration - 3 months with very likely extensionLocation - RemoteRate - £500 per day (Inside IR35)Tech C#, .NET/.NET Core/ .NET FrameworkExperience with REST APIsAbility to work with SQL query syntax with SQL Server and OracleTo create technical specifications and test plansProvide technical support for web, desktop or mobile applications, upgrading, configuring and debugging existing systemExperience with popular web application frameworksTo investigate and develop skills in new & emerging technologies Tasks Ability to work independently or within teams across a multi system, multidiscipline environment with an excellent attention to detail whilst delivering high quality output within...

Senior System Engineer

Added 25/06/2025

Freelance / ZZP Role for a Senior System Engineer Currently looking for a Senior System Engineer for a new freelance assignment. This would be for a client based in Amsterdam and would be looking for Hybrid working. We are searching for people experienced in: You have experience in programming and automationExperience of running Data platform on public cloud (preferably Azure)Experience with Azure Databricks is a plusExperience with running production environments on Azure is a plusYou are experienced with cloud environments and using desired state configuration to manage them (Terraform is preferred)Containerised workloads have no secrets for youYou have experience with...

Senior Software Engineer

Added 17/06/2025

Lead Software Engineer Permanent Role - Salary to circa £90,000Hybrid Working with 2 days a week on Client Site in Cheshire Currently looking to recruit a highly experienced Software Engineer for an established FS Client in Cheshire - In this role you will design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. You will also collaborate with cross-functional teams to deliver solutions - Lead the development of reliable/scalable applications - Mentor Junior team members. Successful candidates will need experience in the following:Core language: Java/Spring Boot, TypeScript/React/Angular, Golang, or...

Senior Cyber Security Engineer

Added 06/06/2025

As a Senior Cyber Security Engineer, you will play a key role in supporting the design, implementation, and maintenance of Cyber Security Engineering solutions, controls, and processes across IT and OT environments. You will be responsible for supporting cyber security platform administration, enhancing our security posture, and ensuring that new capabilities are securely deployed in alignment with business objectives. This includes collaborating with stakeholders, supporting compliance efforts, and helping to drive proactive cyber risk reduction.This role requires a deep understanding of security engineering concepts, infrastructure technologies, and best practices. The ideal candidate will have strong communication skills, a solid grasp...

Senior Backend Engineer(PHP)

Added 17/04/2025

Senior Backend Developer (PHP) - Dublin (Hybrid/Remote) Full-time | PermanentWe are looking for a Senior Backend Developer to join our client's team. What You'll Do:Build and scale backend systems for data processing.Own features end-to-end, from planning to deployment.Mentor team members and support code reviews.Solve complex problems at scale using best engineering practices.What We're Looking For:6+ years of PHP development experience.Strong knowledge of OOP, SOLID, and design patterns.Experience with distributed systems, queues, and performance optimization.Bonus: experience with DevOps, distributed messaging and streaming toolsGCS is acting as an Employment Agency in relation to this vacancy.

Senior iOS Engineer

Added 26/03/2025

Role: Senior iOS EngineerType: Permanent roleWork Model: Remote-first, with quarterly onsite visits to Dublin Role Description:We are looking for a Senior iOS Engineer to join our team and help build exceptional mobile experiences. You will work with Swift, SwiftUI, and modern iOS frameworks to develop and maintain key features across our apps. This role goes beyond coding-you'll contribute to product development, collaborate with cross-functional teams, and help shape our engineering practices. Key Responsibilities:Develop and maintain features in our iOS applications.Ensure a clean, scalable, and well-tested codebase.Work closely with product, design, and Android teams in an agile environment.Stay up to date...