DEVOPS ENGINEER- SC CLEARED

DEVOPS ENGINEER

• Permanent opportunity for a DevOps Engineer with SC Clearance.

• Salary up to £90,000 DOE

• Hybrid opportunity with Hampshire based offices

• To apply, please call Laura Jackson on 02038540120, or email with an up-to-date CV.

WHO ARE WE?

We’re hiring for DevOps Engineers at various levels to join a top consultancy delivering cutting-edge solutions for industry-leading Defence clients.

You’ll have the opportunity to work across multiple high-impact, innovative and mission-critical projects, shaping solutions that make a real difference.

Due to the sensitive nature of the work, an active SC Clearance is required

THE DEVOPS ENGINEER

• Active SC Clearance

• Hampshire Based or ability to travel to Hampshire.

• Experience as in a DevOps/ Platform engineering role

DEVOPS ENGINEER ESSENTIAL SKILLS

• Strong experience with AWS Cloud technologies.

• Infrastructure as Code e.g. Terraform

• Experience building and maintaining CI/CD pipelines using tools such as GitLab or Jenkins

• Experience with containerisation tools (Kubernetes, docker)

TO BE CONSIDERED:

Please either apply through this advert or emailing me directly on . For further information please call me: 02038540120/ 07842002894. By applying for this role, you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction with this vacancy only.

KEY SKILLS

DEVOPS ENGINEER, DEVOPS, SITE RELIABILITY ENGINEER, PLATFROM ENGINEER, PLATFROM, CLOUD, AWS, AWS CLOUD, AWS ENGINEER, ANSIBLE, TERRAFORM, CLOUD SUPPORT, CLOUD INFRASTRUCTURE, DEFENCE, NATIONAL SECURITY, DV CLEARED, DV CLEARANCE, SECURITY CLEARED, NSD

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Active SC Clearance Essential Our client, an innovative UK technology company is building a next-generation AI platform for defence and health applications . Their systems operate in highly regulated, mission-critical environments where reliability, security, and performance truly matter. Were looking for a Lead Software Engineer to take technical ownership of key platform components, guide architectural decisions, and mentor engineers as we scale. This is a hands-on leadership role youll be writing code, shaping systems, and directly influencing the future of the platform. This is a genuine ground-floor opportunity to shape both the technology and the engineering culture within a growing, mission-driven business. What Youll Be Working On Leading the design, development, and evolution of intelligent, distributed systems Architecting and building AI-driven capabilities , including: Large Language Models (LLMs) Retrieval-Augmented Generation (RAG) AI agents and orchestration workflows Designing and maintaining backend services and APIs (primarily Python, FastAPI / Flask) Building and scaling data pipelines and search systems using: ElasticSearch, Weaviate, Pinecone, and other vector databases Engineering secure, containerised architectures using Docker and Kubernetes Ensuring high availability, fault tolerance, and performance for mission-critical workloads Providing technical leadership and mentorship to other engineers Contributing to technical strategy, tooling choices, and engineering best practices What Were Looking For Essential Active SC clearance and British nationality (no dual nationality) Degree in Computer Science, AI, or a related field or equivalent industry experience Strong background in Python or similar languages Significant experience with backend development , microservices, and distributed systems Hands-on experience with AI/ML systems , including LLMs, RAG, or vector databases Solid understanding of containerisation and orchestration (Docker / Kubernetes) Experience delivering secure, on-premise or regulated systems Proven ability to lead technically , mentor others, and take ownership of complex problems Desirable Experience in defence, government, healthcare, or other regulated domains Familiarity with DevOps practices, CI/CD pipelines, and infrastructure as code Exposure to data engineering, ETL pipelines, or high-volume data processing Experience working in SME or start-up environments , comfortable wearing multiple hats Salary: £90,000 - £100,000 (DOE) + Bonus + Benefits Hybrid working 1 day per week onsite in either Winchester/Basingstoke TPBN1\_UKTJ

Excellent opportunity opens for an experienced Developer strong on Golang with experience in AWS and Kubernetes to join a highly regarded Financial Services entity’s London office. You will act as the team lead and play a key role in building mission-critical financial applications that power trading, investment, and risk management systems across the firm.

If you are passionate about working in a dynamic, fast-paced environment and are eager to apply your technical expertise to the financial services industry, this is the role for you.

Key Responsibilities:

• Design, develop, and maintain high-performance Back End services using GoLang to support financial applications and services, including trading platforms, investment systems, and risk management tools.
• Build and deploy cloud-based solutions using Amazon Web Services (AWS), including services such as EC2, S3, RDS, DynamoDB, and Lambda to create scalable, reliable, and secure infrastructure.
• Implement and manage containerized applications using Kubernetes, ensuring seamless orchestration, scaling, and resilience in a cloud environment.
• Write clean, efficient, and well-documented code while following best practices for financial systems development, focusing on performance and security.
• Collaborate with other development teams, business analysts, and stakeholders to define and refine requirements, and ensure that applications meet financial regulatory standards and business needs.
• Optimize the performance of Back End services, ensuring low-latency responses and high availability, critical for financial services.
• Implement CI/CD pipelines, automated testing, and monitoring systems to ensure the reliability and stability of production systems.
• Proactively identify issues and bottlenecks in existing systems and propose solutions to improve the system’s performance and scalability.
• Stay updated with new tools, technologies, and industry trends in cloud computing, containerization, and financial systems to continuously improve development practices and outcomes.

Ideal Skills:

• Proven experience (2+ years) in GoLang Back End development, with a strong focus on performance optimization and building scalable systems for high-volume, high-frequency financial applications.
• Strong experience working with Amazon Web Services (AWS), including EC2, S3, RDS, DynamoDB, Lambda, and other cloud-native technologies.
• Hands-on experience with Kubernetes for deploying, managing, and scaling containerized applications in a cloud environment.
• Solid understanding of financial systems and services, particularly in areas such as trading platforms, investment management, and risk analytics.
• Experience in building microservices architectures and working with APIs (RESTful, gRPC, etc.) to integrate various systems.
• Strong knowledge of containerization (Docker) and continuous integration/deployment (CI/CD) practices.
• Experience with database systems (relational and NoSQL) and working with financial data.
• Familiarity with DevOps practices and tools to streamline the development life cycle, such as infrastructure-as-code (eg, Terraform or CloudFormation).
• Ability to troubleshoot and resolve issues in production environments, ensuring uptime and performance in high-pressure, mission-critical scenarios.
• Excellent communication skills to collaborate effectively with cross-functional teams and stakeholders in a fast-paced financial environment.
• Experience with serverless computing (AWS Lambda, etc.) to create efficient and scalable solutions.
• Knowledge of financial industry regulations and standards, particularly around data security and privacy.
• Familiarity with event-driven architectures or message queues (eg, Kafka, RabbitMQ) for Real Time data processing.
• Experience with automated testing frameworks and continuous delivery tools like Jenkins, GitLab CI, or CircleCI.
• Understanding of performance monitoring and observability tools such as CloudWatch, Prometheus, or Datadog.

Interested? Please Apply!

Golang Go AWS Kubernetes Terraform Bank Banking Finance Financial Services Crypto Blockchain Web3 Trading Exchange Digital Assets Hybrid Flexible Developer Software Engineer Backend Developer Golang Engineer Kafka Apache Kafka RabbitMQ AWS Lambda Cloud Platform

Software Developer / Engineer C# .Net AWS (Junior - Mid) London to £80k

Are you a bright, ambitious Software Developer who enjoys collaborating and working on complex systems with cutting edge technology?

You could be progressing your career at a highly profitable, systematic Hedge Fund that invests in sports betting markets whilst enjoying a range of perks and benefits including hybrid working and a sociable team environment.

What’s in it for you:

Competitive salary, to £80k

Pension

Private medical care and wellness days

Training and conference budget to support your personal development

Your role:

As a Software Developer you’ll join a cross functional Agile product team responsible for high-value business critical betting execution systems. You’ll be building systems to manage large datasets which can process updates in real-time with high throughput and low latency; these systems are released with high frequency with technology choices that are continuously evolving.

There’s a focus on backend development with C# .Net and Kubernetes however you will work across the full stack, using TypeScript and React on the client side. You’ll take ownership of projects and collaborate with a team of highly skilled engineers as well as business stakeholders, continually learning, assessing new technologies and making recommendations within a flat structure.

Location / WFH:

You’ll be based in fantastic offices in a vibrant area of London with in-house gym and steam room, games room with pool tables and dart boards, library and free high quality catering (breakfast, lunch, dinner) from the onsite chef with flexibility to work from home once a week week (please note that during probation you will be required onsite five days a week).

About you:

You’re degree educated in a STEM discipline, Computer Science, Mathematics or Physics preferred, 2.1 or above from a top tier university (e.g. Russel Group, Oxbridge, World top 100)

You have C# serverside development skills, including .Net Core and multi-threading

You have a good knowledge of AWS and Kubernetes

You have a good understanding of CQRS and Event Driven systems

The tech stack also includes JavaScript / TypeScript and React for client side applications; experience with any of these would be beneficial but you can pick them up on the job

You’re commercially aware and keen to understand the business impact of what you do

You have excellent communication, collaboration and problem solving skills

Ideally you will have an interest in sports with an understanding of betting

Apply now to find out more about this Software Developer / Backend Software Engineer (C# .Net AWS Junior - Mid) opportunity.

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We’re an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

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Life on the team An exciting opportunity has arisen for an experienced 3rd Line Support Engineer to join our Cloud Team. The successful candidate will work within an experienced team, ensuring that our cloud support services for large enterprise customers align with agreed SLAs and KPIs. Hatfield, Nottingham or Milton Keynes (full-time in office) Must be SC Cleared, or willingness to undertake What youll do We are seeking a 3rd Line Cloud Engineer to support and deliver Azure platform services for enterprise customers. The role focuses on the operational management of Azure environments, working closely with internal teams and customers to maintain, improve, and support production cloud infrastructure across compute, networking, storage and native cloud services. The successful candidate will have strong hands-on experience with Azure services, a proven background supporting large corporate environments, and the ability to operate effectively within an agile, service-oriented team. This role involves contributing to platform stability, implementing continuous improvements, and ensuring reliable, high-quality support for enterprise-scale Azure infrastructure while collaborating closely with senior team members and stakeholders. Core Responsibilities: Perform root cause analysis, investigation, diagnosis, and reporting of cloud-related issues. Monitor and optimize Azure environments to ensure high availability, performance, and security. Troubleshoot and resolve build, deployment, and infrastructure issues. Ensure compliance with industry standards and best practices for security, scalability, and reliability. Create and maintain detailed documentation for processes, configurations, and procedures. Develop and maintain scripts for automation using PowerShell. Participate in on-call support outside business hours (additional compensation provided). What youll bring The analyst should be skilled in cloud management toolsets, including but not limited to: Cloud Technologies Hands on experience managing Azure environments across multiple subscriptions and regions. Strong expertise in Azure IaaS services (Compute, Storage & Networking). Experience with Azure networking: VNets, Subnets, NSGs, Route Tables, Network Interfaces. Knowledge of hybrid connectivity including ExpressRoute and VNet Gateways. Experience with load balancing and traffic management (Azure Load Balancer, Traffic Manager). Hands-on experience with Azure Storage Accounts, Snapshots, and Backup/Recovery Services Vaults. Working knowledge of Azure Key Vault, Certificates, Managed Identities, and App Registrations. Experience implementing private connectivity using Private Endpoints and Private DNS Zones. Exposure to Azure Kubernetes Service (AKS) and containerised workloads. Experience managing Azure ARCenabled resources in hybrid environments. Non-technical requirements Proactive mindset focused on improving efficiency by reducing manual effort through automation. Ability to help drive continuous process improvements. Strong customer-facing and interpersonal skills. Ability to effectively communicate technical details to stakeholders. Experience in stakeholder engagement and cross-team collaboration. Advantageous Previous exposure to Azure DevOps & Terraform (Repositories, Pipelines, YAML) Managing and optimizing CI/CD pipelines Proficiency with Azure CLI, PowerShell, and automation scripting Microsoft AZ-104 Azure Administrator Terraform Associate This role offers the opportunity to work within a dynamic team, contributing to the success of enterprise-level cloud projects while enhancing technical expertise in Cloud Technologies . TPBN1\_UKTJ

London - 4 days onsite

£110k - £140k + Benefits

We’re hiring for one of the UK’s fastest growing fintech scaleups, where reliability is a competitive advantage not a luxury. As a Principal Software Engineer you will be providing deep technical leadership alongside being extremely hands on as part of a platform team. Principal Engineers will set technical directions, drive engineering standards and strategy while remaining deeply embedded in implementation and operational excellence.

Responsibilities:

Architect and implement highly available, multi-region infrastructure services

Define resilience patterns across services (failover, circuit breaking, back-pressure, etc.)

Lead large-scale refactoring or reliability improvement initiatives

Establish best practices in incident response, observability, and SLO management

Drive adoption of modern cloud-native and GitOps practices

Mentor senior engineers and influence engineering culture at scale

Skills Required:

Strong backend engineering ability (Go, Java or .NET)

Extensive hands on expertise designing and operating high scale distributed systems

Deep expertise in cloud native architecture (GCP/AWS)

Advanced Kubernetes and container orchestration expertise

Proven track record of mentoring and technical leadership.

Why this role:

You’ll get the opportunity to influence architecture across a multi country product.

You’ll work in an engineering led organisation where technical excellence drives business success

Have the opportunity to remain hands on while shaping long term platform best practices.

We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age.

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This is the future of HL - and the future of investing. We're building the next generation of platform for one of the UK's largest financial services companies, trusted by over 1.8 million clients and managing £130+ billion in assets. This is your opportunity to shape technology that will redefine how people invest and achieve financial freedom. All development within Core Wealth Services is greenfield. That means a clean slate - the chance to design, architect and build from the ground up using modern technologies and best practices. No legacy constraints. Just the freedom to architect scalable, robust, and future-proof solutions. Core Wealth Services forms the backbone of our investment platform, managing the essential business logic and processes that power wealth management operations. This domain handles critical financial workflows and regulatory compliance, ensuring secure and seamless experiences for millions of users. Our purpose is clear: to give people financial freedom. By joining us, you'll help deliver innovative, secure, and scalable solutions that make investing easier and more accessible for everyone. This is the future of HL. This is the future of investing. And you can be part of it. What You'll Be Doing Building and deploying scalable, fault-tolerant micro-services at pace, owning them end to end. Integrating with cloud applications, operating in a zero-trust, security-first environment. Delivering value iteratively, always focused on customer outcomes and short feedback loops. Creating and visualising application metrics to help understand usage patterns and anomalies. Reviewing code with peers, with an eye for both quality and velocity. Collaborating with other members in the team to solve problems, not just ship features. Innovating, bringing new ideas to the table for adoption throughout HL Digital. Contributing to technical decisions and shaping how we build our services. About You Experience building and deploying services with Java and Spring Boot. Comfort working in a cloud-native environment - Kubernetes (EKS), containers, scaling etc. An understanding of observability, using tools like Prometheus and Grafana to keep services healthy and understand usage patterns. Familiarity with some AWS services and how to integrate them into modern applications. A keen focus on quality and security, baking testing and scanning into CI/CD pipelines. Capable of writing clean, maintainable and well-tested code. Happy to review, share knowledge and learn from senior engineers within the team. Adaptable, thriving in a fast-moving environment where we ship things quickly and always look to evolve. Your Technical Toolkit Java (21) and Spring Boot AWS and cloud-native architecture RDBMS / NoSQL databases Event-driven and microservices architectures Containers (e.g., Docker, Kubernetes) CI/CD pipelines and DevOps principles TDD / BDD testing frameworks Salary & Package We offer a competitive, depending on experience, alongside a generous performance-based bonus scheme . Your total reward package includes: ?? Up to 19% pension contribution - helping you plan confidently for the future ?? A wide range of excellent benefits , from lifestyle perks to wellbeing support, designed to help you thrive both in and out of work We believe in recognising and rewarding the impact you make - and ensuring you feel valued every step of the way. Interview Process 3 Stage interview: Stage 1 - Discussion with our Hiring Manager (30mins): A chance to talk with our Hiring Manager in more detail about the role, our tech stack and some of the problems we solve every day. Here, we'll dig a bit more into some of your experiences, understand the processes you're familiar with and the technologies you've used to deliver end user value. Stage 2 - Technical (70mins): For the technical part, we'd like you to sit down with some of your potential peers to work through a coding solution. We'll be looking together at where a sample piece of code has issues and how we might address them. Stage 3 - Culture Fit (30mins): In our Cultural Fit section, we'll be looking to learn more about your past experiences, what keeps you motivated, where we may be able to help you improve further, key decisions you've helped to make and issues you've resolved. Working Schedule We're based in the stunning Paddington Central offices at 4 Kingdom Street , a modern workspace designed to energise your day and elevate collaboration. What Makes It Special? ?? Landscaped rooftop gardens - perfect for a breath of fresh air or informal catch-ups. ?? London's highest rooftop basketball court - yes, really! ? On-site café and bar with sweeping views across West London. ????? Wellness amenities including showers, lockers, hairdryers, and fresh towels. ?? Cyclist-friendly with secure bike storage and drying rooms. ??? Stylish lounge areas, booths, and breakout spaces for focused work or relaxed chats. ?? Canalside location near Little Venice, with floating restaurants, coffee shops, and a seasonal pop-up garden bar. ?? Unbeatable transport links - just steps from Paddington Station and the Elizabeth Line, with Heathrow only 30 minutes away. We embrace a hybrid working model that gives you the best of both worlds: 2-3 days a week in the office to connect, collaborate, and enjoy everything the space has to offer. Remote flexibility for deep focus, work-life balance, and personal productivity. This is a full-time role , working 37.5 hours per week , Monday to Friday. TPBN1\_UKTJ

Packet Core Design Engineer (4G / 5G SA)

We are looking for a Packet Core specialist to lead the design and integration. This role focuses on the transition from 4G legacy systems to a cloud-native 5G Standalone (SA) architecture.

The Essentials looking for candidates with 3GPP 4G and 5G SA knowledge of Packet Core Network, understanding architecture, integration and protocols on Core network interfaces (4G mainly S1-MME/U, S4, S6a, S5/S8, SGi and others, for 5G SA N-interfaces/SBA architecture), knowledge of NFVI architecture/principles of containerised virtual systems management (Kubernetes) and understanding of IP networks. The role will require contributing to High and Low Level Packet Core Network designs for MME, GW-C, GW-U (4G) and AMF, SMF, UPF (5G SA), integration of these components with other parts of Emergency Services Network, supporting test activities and troubleshooting issues and config management for Packet Core Network

The Mission

You will be responsible for the high-level and low-level design of core components, supporting critical test activities, and troubleshooting complex issues to ensure the reliability of emergency communication services.

Apply

If you have a strong 3GPP background and are ready to work on a high-impact national project, please apply with your updated CV.

Randstad Technologies is acting as an Employment Business in relation to this vacancy.

Lead MLOps Engineer - London - Permanent

?? London, UK
(If you like the sound of this role and want to relocate - the Client is willing to help facilitate this move!)

This is a high-impact role within a fast-growing AI and robotics organisation focused on building advanced, scalable intelligent systems for real-world industrial applications. The position owns the machine learning infrastructure and MLOps foundations as products, platforms, and teams scale.

You will play a key role in transforming machine learning prototypes into reliable production systems, defining pragmatic engineering standards, and enabling fast, safe delivery of ML-powered capabilities. The role combines hands-on engineering, architectural ownership, and close collaboration with engineering and product teams.

Key Responsibilities

• Own and scale the organisation’s ML infrastructure and MLOps foundations
• Design pragmatic, production-ready system architectures that balance speed, reliability, and cost
• Build and maintain CI/CD pipelines for ML workflows and application delivery
• Productionise ML models including training, evaluation, deployment, monitoring, and rollback strategies
• Ensure reliability, observability, security, and performance across ML systems
• Automate infrastructure provisioning, deployments, and environment management using cloud-native tooling
• Partner closely with ML engineers, software engineers, and product teams to deliver ML features end-to-end
• Act as a technical leader through design reviews, mentorship, and by establishing engineering best practices

Required Experience & Skills

• Staff or lead-level experience in MLOps, DevOps, or Infrastructure Engineering, ideally within high-growth or startup environments
• Strong Python skills with hands-on experience using modern ML frameworks (e.g., PyTorch, TensorFlow, or similar)
• Experience working with major cloud platforms (AWS, GCP, or Azure)
• Proven production experience with Docker and Kubernetes
• Strong understanding of CI/CD systems (e.g., GitHub Actions, GitLab CI, ArgoCD)
• Experience with Infrastructure as Code tools such as Terraform and Helm
• Solid understanding of data engineering fundamentals and ML lifecycle management
• Ability to design scalable systems without unnecessary complexity
• Strong debugging and problem-solving skills in distributed systems
• Ownership mindset with excellent communication and cross-functional collaboration skills

What’s Offered

• Competitive salary and equity participation
• Paid vacation in line with local labour regulations
• Opportunities for international collaboration and travel
• Office benefits including meals, snacks, and team events

If you are interested - please apply directly!

Randstad Technologies Ltd is a leading specialist recruitment business for the IT & Engineering industries. Please note that due to a high level of applications, we can only respond to applicants whose skills & qualifications are suitable for this position. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.

Windows Site Reliability Engineer | £110K | Hybrid | London

Overview:
A leading global investment bank is seeking a skilled Windows Site Reliability Engineer to join their London-based Technology team. This is a senior-level leadership role focused on driving platform reliability, automation strategy, and infrastructure modernisation across mission-critical banking systems. This is an excellent opportunity to join an investment banking powerhouse.

Role and Responsibilities:

Lead Platform Engineering and SRE strategy across the organisation
Build scalable, self-service, and resilient infrastructure platforms
Drive Infrastructure as Code and CI/CD adoption, automating manual tasks
Define SLOs and optimise system performance, latency, and scalability
Lead root cause analysis and remediate technical debt
Partner with development teams to improve testing, releases, and deployments
Shape cloud and hybrid migration strategies
Ensure regulatory, audit, and security compliance
Act as senior escalation point for high-severity incidents
Identify cost and efficiency improvements; deputise for senior leadershipSkills and Experience:

Deep expertise in Microsoft Windows Server internals
Advanced knowledge of Active Directory, DNS, DHCP, LDAP, and Kerberos
Extensive experience tuning low-latency, enterprise-scale systems
Strong background in SRE, DevOps, CI/CD, and Infrastructure as Code principles
Advanced scripting and development capability (PowerShell, Python, C#)
Clustering, high-availability, replication, and disaster recovery expertise
Experience with Git, Terraform, Ansible, Jenkins, and TeamCity
Strong understanding of security hardening (CIS) within regulated environments
Deep knowledge of performance monitoring, system internals, and optimisation techniques
Experience working within financial services or other regulated industriesDesirable:

Kubernetes and Docker orchestration
Major cloud platforms (Azure, AWS, GCP)
Nutanix HCI and VMware ESX
Enterprise databases (SQL Server, Oracle, Sybase ASE, MongoDB, Snowflake)
Enterprise monitoring tools (Splunk, Netcool)Package

Circa £110,000 + Excellent Package
London / Hybrid x3 days onsite
Flexible working consideredWindows Site Reliability Engineer | £110K | Hybrid | London

Permax Recruitment is working in partnership with a London based firm who are on the lookout for a Software Engineer. For nearly a century, our client has been building a firm as accountants, auditors, tax specialists and close advisors to clients operating in emerging markets, disrupting the status quo. This has accelerated thanks to the blockchain. In 2017, a client asked to help with an ICO and they have been crypto pilled ever since, developing into what is currently the leading professional services firm on chain. In 2023, they opened a new leg of the business to carve out a team dedicated to all things Web3, which is now over 80 strong and servicing near 600 digital asset clients globally. They partner with some of the industry's most influential playerscryptocurrency exchanges, blockchain innovators, Web3 pioneers, and digital asset fundsoffering tailored audit, tax, and advisory services that keep pace with this fast-evolving landscape. Senior Software Engineer (Cloud Infrastructure & DevOps) Location: London (Three days in office, two days wfh) Salary: Approx £100,000 + Bonus While our team builds data pipelines and reporting tools that enable accountancy teams to work efficiently, this role focuses primarily on managing our AWS infrastructure, supporting the team with robust DevOps practices, and mentoring other developers. You'll be the technical expert who ensures our systems are scalable, secure, and well-architected as we transition to microservices and ephemeral infrastructure. Key Responsibilities Cloud Infrastructure & DevOps (Primary Focus) Own and manage our AWS infrastructure, acting as the team's cloud platform expert Be one of the leaders in the migration toward microservices and ephemeral architecture Lead in infrastructure as code Establish and maintain CI/CD pipelines for the team's data and application projects Lead the implementation of monitoring, logging, and alerting systems to ensure reliability in our solutions Manage cloud security, IAM policies, and compliance requirements Provide infrastructure support and guidance to team members working on data pipelines and applications Troubleshoot infrastructure and deployment issues Team Leadership & Mentorship Mentor other developers on DevOps practices, cloud architecture, and infrastructure concepts, jointly with other senior members Support and encourage team members in deploying and managing their data pipelines and applications Conduct code and infrastructure reviews Develop and share best practices for cloud-native development Foster a collaborative learning environment within the team Contribute to technical documentation Collaboration & Technical Enablement Enable the team to build and deploy data pipelines efficiently by providing templates and guidance on infrastructure Work with colleagues to understand their infrastructure needs and provide solutions Translate infrastructure requirements into scalable, maintainable solutions Communicate technical concepts clearly to both technical and non-technical stakeholders Collaborate with accountancy teams to ensure data platform reliability and performance *Technical* 5+ years of software engineering experience with a significant cloud infrastructure focus Understanding of networking, security, and cloud best practices Hands-on experience with AWS services Proficiency with infrastructure as code tools Experience designing and implementing CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins, or similar) Solid understanding of containerization and orchestration (Docker, Kubernetes, ECS) Experience with monitoring and observability tools (CloudWatch, Datadog, Prometheus, or similar) Proficiency in bash Experience supporting development teams with infrastructure and deployment needs Knowledge of microservices architecture and serverless patterns *Leadership* Experience working in teams outside the realm of Software Engineering Demonstrated experience mentoring or managing junior Engineers Strong communication skills with both technical and non-technical audiences Ability to provide clear technical guidance and support Pragmatic approach to balancing technical delivery with business needs Desirable Python experience for infrastructure automation and tooling Familiarity with data pipeline infrastructure (supporting ETL workloads, data warehousing) Experience with data governance and compliance requirements Cloud cost and resource utilisation optimisation Experience migrating from monolithic to microservice architectures What We Offer Opportunity to shape and own the technical infrastructure Small, collaborative team environment where your expertise will have a direct impact Opportunity to create and develop solutions that are new, be impactful Dress for your diary. Flexible working hours. A technology enabled firm. A Family environment, fantastic retention, hiring due to exceptional growth and internal promotions. A Fixed profit-sharing bonus scheme payable to all staff. Brand new central London office. Plenty of socialising opportunities. Free breakfast and fresh fruit provided daily.

Cloud Infrastructure Engineer 8 months SC Cleared Hybrid - London

My customer is looking for an SC Cleared Cloud Infrastructure Engineer with strong cloud and Infrastructure-as-Code expertise to support the delivery of a large-scale Infrastructure Transformation project.

This role requires a Security Cleared Cloud Infrastructure professional with solid, hands-on experience with DevOps, Terraform, and GitHub.

Responsibilities of the Cloud Infrastructure Engineer:

• Lead the complete transition of applications into the Azure environment.
• Create Automation by implementing CI/CD pipelines using GitHub.
• Implement and manage Infrastructure as Code (IaC) working with tools such as Terraform.
• Provide SRE-level support, troubleshooting, and incident resolution for complex cloud environments.
• Coach less-experienced engineers and champion collaborative knowledge-sharing.
• Installing and configuring Windows based systems.
• Integrate PowerShell automation with database operations
• Writing clear and concise documentation.

Essential Skills of the Cloud Infrastructure Engineer:

• Must hold an Active SC Clearance.
• Must have experience completing large scale transformation projects.
• Must have extensive hands-on experience:
  • Azure DevOps
  • PowerShell
  • SQL
  • CI/CD pipelines
  • GitHub
  • Terraform (Infrastructure as Code)
• Desirable hands-on experience:
  • Kubernetes
  • C# development
  • Packer
  • Helm
  • AKS
  • Flux

The successful Cloud Infrastructure Engineer must be available to work 2 days a week onsite in Central London.

Apply now to speak with VIQU IT in confidence. Or reach out to Matt Farrell via the VIQU IT website.

Do you know someone great? We ll thank you with up to £1,000 if your referral is successful (terms apply).

For more exciting roles and opportunities like this, please follow us on IT Recruitment.

Role: AI Developer

Location: London - up to 3 days per week on-site

Duration: 3 Months

Day rate: 540 - 585 Umbrella Only

Minimum of 5 years UK residency required

Role Description:

We’re looking for an experience AI developer with the skills below. They’ll be building out our client’s AI needs and wants using a Microsoft Azure and Copilot stack.

Essential skills and experience

• Design and develop Microsoft Azure AI solutions using services such as; AI Foundry, Open-AI services, and Microsoft Copilot Studio.
• Apply governance frameworks for AI/ML models.
• Python knowledge to automate processes
• Large datasets experience, including data preprocessing, feature engineering, and model evaluation.
• Agile development of AI solution from concept to deployment to continuous improvement.
• Create and maintain technical documentation
• Communicate complex concepts to all stakeholders.
• At least 3 years of experience in AI solution engineering.
• Large Language Models experience including prompt engineering and RAG implementations.
• Expert data analytics, MLOps practices and API development.
• Desirable knowledge in Docker and Kubernetes

Adword:

Job title: Backend Java Developer

Duration: 4 months contract with a possibility of extension

Location: London 2 day a week Hybrid

Job description:

Looking for a Backend Java developer with 6+ years of experience in building and implementing large-scale systems across various projects and teams

Technical Skills:

• Linux system experience

• Java Backend development experience

• AI experience is a must - we will be working on AI tooling as well

• HTTP/networking

• Google Cloud (preferred)/AWS Kubernetes

• Github (Administration/Operations) Gitlab would be advantageous (if they don’t have Github)

• Git expert

• Data experience - would be helpful

If you’re excited about application security, identity management, and creating robust, secure solutions for modern architectures, we want to hear from you!

Please apply with a copy of your CV and let’s start the conversation!

Randstad Technologies is acting as an Employment Business in relation to this vacancy.

+6 months +

+Fully remote working

+SC cleared - must hold current active clearance

+Sole British nationals only - due to nature of the project

Skills:

+AWS

+DevOps Engineer

+Kubernetes

+Public Sector experience

We’re looking for an experienced AWS DevOps Engineer to design, build, and optimise secure, scalable cloud environments in a fully remote role.

Key Responsibilities

• Deliver Infrastructure as Code using Terraform, CloudFormation, or Ansible
• Build and manage containerised environments with Docker and Kubernetes
• Architect and optimise AWS services across compute, networking, storage, and security
• Design and maintain CI/CD pipelines (Jenkins, GitLab CI, GitHub Actions, CircleCI)
• Embed DevSecOps practices using tools such as SonarQube, Snyk, and OWASP
• Implement monitoring and logging (Prometheus, Grafana, ELK)

Experience Required

• 5-10+ years in DevOps / Cloud Engineering
• Strong AWS architecture and security expertise
• Proven IaC and CI/CD delivery experience
• Solid Docker and Kubernetes knowledge
• Ability to influence stakeholders and mentor teams

Fully remote, high-impact role within a forward-thinking cloud engineering team.

If you’d like to discuss this AWS DevOps Engineer in more detail, please send your updated CV to (url removed) and I will get in touch.

+6 months +

+Hybrid in London

+eDV clearance

+Inside IR35

• 650 - 700 a day

We are seeking an experienced eDV Cleared Technical Architect to design and assure secure, mission-critical infrastructure within a high-security government environment.

The Role

You will lead the production of High-Level and Low-Level Designs (HLDs/LLDs) for secure, multi-tenant platforms, ensuring alignment to Secure by Design principles and frameworks including the National Cyber Security Centre (NCSC) CAF and National Institute of Standards and Technology (NIST 800-53). You’ll present at TDA, act as the infrastructure SME, and ensure all solutions are hardened to CIS/STIG standards.

Key Experience

• Modern data centre networking (Clos-fabric, BGP, ECMP, DCI, EVPN/VXLAN)
• Palo Alto firewalls and secure cross-domain architectures
• VMware private cloud, including VMware Cloud Foundation (VCF), VxRail/vSAN and NSX-T
• Secure multi-tier environments (DMZs, segmentation, high-grade crypto)
• Linux & Windows Server administration (AD, PKI, SQL)
• Docker, CI/CD, Infrastructure as Code (Terraform/Ansible)

Desirable

Kubernetes, Vault, Splunk, Panorama, Avi, SRM, Dell Powerscale, NVIDIA GPU, VDI (Omnissa Horizon).

This is a high-impact role shaping secure cloud and infrastructure architecture at scale.

If you hold active eDV clearance and thrive in complex, secure environments, we’d like to hear from you.

Rate: 500 - 535 a day

IR35: Inside IR35

Location: Remote within the UK

Duration: Initially 6 months

Clearance: Active SC Clearance required

You will join a global IT consultancy who are delivering digital transformation to public sector body. They are looking for a back-end Java Developer with proven IDAM (Identity and Access Management) experience. You will be part of a continuous improvement squad delivering enhancements and new features alongside BAU work (i.e. incidents and support maintenance activities). In addition, you will be involved in helping our client transform their IDAM service, re-platforming to Azure Kubernetes Service. You will have a solid understanding of modern deployment pipelines and DevOps principles. The role will require providing out of hours support (i.e. Monday to Saturday once per month).

As a Senior Software Engineer with a focus on back-end development, you will play a key role in designing, building, and evolving high-performance, server-side applications. Your responsibilities will extend beyond coding to include technical leadership, mentoring, and strategic input on technology decisions.

Key Responsibilities:

• Architect, develop, and enhance robust, scalable systems and services in a modern, cloud-based environment.
• Lead or contribute to technical design discussions, translating business requirements into high-quality solutions.
• Participate actively in Agile ceremonies, including daily stand-ups, sprint planning, and retrospectives.
• Guide and collaborate with cross-functional teams, ensuring best practices in coding, integration, and delivery are followed.

Essential

• Knowledge of Identity and Access Management (IDAM)
• Experience in developing applications that interact with at least one IDAM platform (e.g., ForgeRock, One Identity, Okta, Azure AD, AuthO)
• Java development
• Jenkins
• Reverse engineering
• Working collaboratively in a close-knit team and being able to work independently on Jira tickets

Senior Machine Learning Engineer - Data Science Focus

Based in London (Hybrid - 2 days onsite)

Permanent, Full-Time

Salary: Up to 95,000 (depending on experience)

We are seeking a Senior Machine Learning Engineer to design and deliver production-grade ML systems for a leading digital gaming and gambling platform. This is a hands-on role combining data science expertise with engineering skills - you’ll build models, optimise algorithms, and deploy solutions at scale to enhance customer engagement and decisioning.

You’ll work closely with Data Scientists to translate prototypes into robust applications, ensuring performance, governance, and reliability. If you’re passionate about applied AI, data-driven problem solving, and building ML systems that deliver measurable impact, this is the role for you.

Role and Responsibilities

• Data science & modelling: Develop, validate, and optimise predictive models using advanced ML algorithms (e.g., gradient boosting, logistic regression, ensemble methods).
• End-to-end ML engineering: Deploy models as APIs, batch jobs, and streaming services; implement CI/CD, monitoring, and rollback strategies.
• Feature engineering & pipelines: Build scalable data workflows and feature stores for ML applications.
• Infrastructure & tooling: Containerise applications with Docker, orchestrate with Kubernetes, and deploy securely in AWS.
• Model governance: Apply best practices for evaluation, drift monitoring, and compliance.
• Collaboration: Partner with Data Scientists and business stakeholders to translate insights into production-ready solutions.

Key Skills and Experience

• Master’s degree in a STEM or quantitative discipline (PhD nice to have).
• 3+ years of industrial ML engineering experience (not purely academic; not focused on Generative AI).
• Strong data science fundamentals: supervised learning, evaluation metrics, feature engineering, and experimentation.
• Production-grade Python proficiency and ability to write clean, maintainable code.
• Comfortable with complex SQL queries.
• Hands-on experience with AWS (ECR/ECS/EKS, Lambda, S3, IAM, CloudWatch), ideally AWS-certified.
• Experience with Docker and Kubernetes in production environments.
• Degree (BSc/MSc) in a STEM or quantitative discipline; PhD desirable.
• Strong communication skills and ability to explain technical concepts clearly.

Apply now with your most up-to-date CV and a short note highlighting your experience with Python, SQL, AWS, Docker, Kubernetes, and data science projects.

Please be aware this advert will remain open until the vacancy has been filled. Interviews will take place throughout this period, therefore we encourage you to apply early to avoid disappointment.

Tate is acting as an Employment Business in relation to this vacancy.

Tate is committed to promoting equal opportunities. To ensure that every candidate has the best experience with us, we encourage you to let us know if there are any adjustments we can make during the application or interview process. Your comfort and accessibility are our priority, and we are here to support you every step of the way. Additionally, we value and respect your individuality, and we invite you to share your preferred pronouns in your application.

As a Technical Lead, you ll work directly with the founder to shape the technical vision and execution of a high-growth startup backed by a larger, established group. You ll lead a talented engineering squad, drive architectural decisions, and deliver scalable backend systems that support thousands of users-all while influencing the strategic direction of the product.

This is a hands-on leadership role where you ll combine deep technical expertise with mentorship, strategic thinking, and cross-functional collaboration in a fast-moving startup environment.

The Role Technical Strategy & Leadership

• Work alongside the founder to define and evolve the technical roadmap
• Lead architectural design and critical technology decisions
• Champion engineering best practices, code quality, and technical excellence
• Mentor, coach, and grow engineers at all levels
• Foster a culture of ownership, collaboration, and innovation

Backend Architecture & Development

• Architect, build, and scale backend services and RESTful APIs
• Design, optimise, and maintain MongoDB database solutions
• Improve system reliability, performance, and scalability
• Resolve complex production issues with robust solutions
• Implement microservices and modern backend patterns

Collaboration & Delivery

• Partner with Product, Design, and the founder to deliver high-impact outcomes
• Participate in hiring and technical interviews to grow the engineering team
• Drive improvements in processes, CI/CD pipelines, and DevOps practices
• Ensure effective planning, estimation, and execution across initiatives

Core Technical Expertise

You ll thrive in this role if you have strong experience with:

• MongoDB (data modelling, indexing, aggregation pipelines, performance tuning)
• Node.js and the wider JavaScript/TypeScript ecosystem
• Express.js and/or Fastify
• RESTful API design and distributed systems
• AWS or similar cloud platforms
• Microservices architecture
• Testing frameworks (Vitest, Jest, Mocha, etc.)
• CI/CD pipelines and DevOps best practices
• GitHub workflows
• Observability and monitoring tools (e.g., Datadog)
• Docker and Kubernetes

Tech Stack

You ll be working with:

• Node.js, JavaScript/TypeScript
• Express.js, Fastify
• MongoDB
• AWS
• Vue.js, Nuxt.js

Nice to Have AI Experience

Not essential, but highly desirable:

• Integrating AI/ML models into production systems
• Working with LLM APIs (OpenAI, Anthropic, etc.)
• Prompt engineering
• AI workflow tools (LangChain, Flowise)
• Building internal AI-powered automation tools

Why This Role is Exciting

• Work directly with the founder on a startup backed by a larger, established group
• Influence the technical and product direction from the ground up
• Hands-on leadership in a fast-moving, high-impact environment

Benefits

We genuinely invest in our people. You ll enjoy:

• Remote-first working (offices in London and Manchester)
• Flexible working hours
• 25 days annual leave + 8 bank holidays + 2 Christmas shutdown days
• Option to purchase an additional week of leave

Interested? Please Click Apply Now! Technical Lead - TypeScript / Node.js

Windows Site Reliability Engineer 110K Hybrid London

Overview:
A leading global investment bank is seeking a skilled Windows Site Reliability Engineer to join their London-based Technology team. This is a senior-level leadership role focused on driving platform reliability, automation strategy, and infrastructure modernisation across mission-critical banking systems. This is an excellent opportunity to join an investment banking powerhouse.

Role and Responsibilities:

• Lead Platform Engineering and SRE strategy across the organisation
• Build scalable, self-service, and resilient infrastructure platforms
• Drive Infrastructure as Code and CI/CD adoption, automating manual tasks
• Define SLOs and optimise system performance, latency, and scalability
• Lead root cause analysis and remediate technical debt
• Partner with development teams to improve testing, releases, and deployments
• Shape cloud and hybrid migration strategies
• Ensure regulatory, audit, and security compliance
• Act as senior escalation point for high-severity incidents
• Identify cost and efficiency improvements; deputise for senior leadership

Skills and Experience:

• Deep expertise in Microsoft Windows Server internals
• Advanced knowledge of Active Directory, DNS, DHCP, LDAP, and Kerberos
• Extensive experience tuning low-latency, enterprise-scale systems
• Strong background in SRE, DevOps, CI/CD, and Infrastructure as Code principles
• Advanced scripting and development capability (PowerShell, Python, C#)
• Clustering, high-availability, replication, and disaster recovery expertise
• Experience with Git, Terraform, Ansible, Jenkins, and TeamCity
• Strong understanding of security hardening (CIS) within regulated environments
• Deep knowledge of performance monitoring, system internals, and optimisation techniques
• Experience working within financial services or other regulated industries

Desirable:

• Kubernetes and Docker orchestration
• Major cloud platforms (Azure, AWS, GCP)
• Nutanix HCI and VMware ESX
• Enterprise databases (SQL Server, Oracle, Sybase ASE, MongoDB, Snowflake)
• Enterprise monitoring tools (Splunk, Netcool)

Package

• Circa 110,000 + Excellent Package
• London / Hybrid x3 days onsite
• Flexible working considered

Windows Site Reliability Engineer 110K Hybrid London