Join as an AVP Java Fullstack Engineer and be involved in building and support the technology systems that enable Barclays to verify client identity, suitability and risks when establishing business relationships with Corporate and Investment Banking Clients. We are building out a team to work on a transformation programme to build a more streamlined, high performance client onboarding ecosystem with AI assisted data driven decision making capability.

To be successful as an AVP Java Fullstack engineer within this team, you should have experience with:

Programming – Core Java, Collections, Multi-Threading and Concurrency, OOPS concepts, Exception Handling, JVM Concepts, Spring Framework (Spring Boot, Spring Batch, Spring Integration), SQL

Integration - Micro Service Architecture, Developing and integration with Restful API / web services, Design Pattern

UI/UX – Angular, React, HTML/CSS/JS

Some other highly valued skills may include:

Devops - Monitoring and tooling like ELK and App Dynamics, Build and Deployment tools, Docker, Kubernetes, Load Balancer principles, Experience working on highly scalable applications

Database and Messaging - SQL (Joins Indexing Transaction), No SQL( Mongo, Cassandra, CAP Theorem etc.), SQL Queries, Query Optimizations etc.

Caching Framework –Concepts, Types of Caching, Principles of caching. Priming, Eviction, Cache Miss, Consistency staleness, MRU etc; Messaging – Kafka, Solace

You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen strategic thinking and digital and technology, as well as job-specific technical skills.

This role would be based out of our Glasgow Campus.

Purpose of the role

To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues.

Accountabilities

Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance.

Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives.

Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing.

Stay informed of industry technology trends and innovations and actively contribute to the organization’s technology communities to foster a culture of technical excellence and growth.

Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions.

Implementation of effective unit testing practices to ensure proper code design, readability, and reliability.

Assistant Vice President Expectations

To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions.

Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes

If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L – Listen and be authentic, E – Energise and inspire, A – Align across the enterprise, D – Develop others.

OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes.

Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues.

Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda.

Take ownership for managing risk and strengthening controls in relation to the work done.

Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function.

Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy.

Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc).to solve problems creatively and effectively.

Communicate complex information. ‘Complex’ information could include sensitive information or information that is difficult to communicate because of its content or its audience.

Influence or convince stakeholders to achieve outcomes.

All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship – our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset – to Empower, Challenge and Drive – the operating manual for how we behave

A growing UK software business is looking for a Cloud Engineer to help design, build and run secure, resilient cloud infrastructure across AWS and Azure.

You’ll play a key role in modernising platforms, migrating legacy services, and improving automation, observability and security across a multi-cloud estate.

Cloud Engineer (AWS & Azure)
Hybrid (2 days per month onsite)
Location: Southampton

What you’ll be doing

• Designing, deploying and operating production cloud services across AWS & Azure (networking, storage, compute, app services).
• Building secure, resilient, observable infrastructure and services (monitoring, logging, tracing).
• Delivering cloud migration workstreams from traditional / on-prem environments into scalable cloud platforms.
• Automating infrastructure and deployments using IaC and CI/CD, with a strong focus on repeatability and reliability.
• Working closely with engineering and stakeholders to translate requirements into practical, supportable solutions.

What we’re looking for

• Strong, hands-on experience with AWS & Azure in production environments.
• Proven experience delivering cloud migrations (planning, build, cutover, optimisation).
• Good understanding of security and operational best practice (identity, access, hardening, monitoring, incident readiness).
• Comfort with automation and CI/CD (pipelines, deployment tooling, scripting).
• Clear communicator who can collaborate across teams.

Technical environment (indicative)

• AWS: EC2, ECS, S3, RDS, VPC, Lambda, IAM
• Azure: Azure SQL, Entra ID, Azure DevOps, Container Apps, API Management, Functions
• IaC / Automation: Terraform / OpenTofu / Scalr, Octopus Deploy (or similar), Azure DevOps, PowerShell, Azure CLI
• Scripting: PowerShell, Python, Bash
• Containers: Docker, container registries (e.g., ACR)
• CI/CD: Azure DevOps Pipelines, YAML automation
• Observability: Datadog, Grafana Cloud, OpenTelemetry, CloudWatch, Prometheus, Loki

Benefits (from day one)

• Up to 15% Bonus scheme
• 25 days annual leave + bank holidays
• Pension: 4% employer contribution when you contribute 5%
• Free onsite gym
• EV car scheme
• Healthcare scheme (incl. dental/eye care/treatments/diagnostics consultations)
• Death in service (3x salary)
• Employee Assistance Programme (24/7 counselling + legal/financial support + GP line)
• Paid volunteering day + fundraising opportunities

Apply now or contact Chris Lynes at Spectrum IT Recruitment for more information.

Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

Principal Engineer (Cloud) Consultancy -AWS Azure Terraform Kubernetes

Leeds City Centre with Hybrid Working (2 days a week in the office)

£80,000£90,000 + Benefits

WRK digital is exclusively partnering with a leading digital consultancy to recruit aPrincipal

Engineer (Cloud) a hands-on technical leader who sets engineering standards and drives cloud excellence across major client engagements.

Youll shape technical direction, architect modern cloud platforms, mentor engineers, and contribute to high-impact digital transformation projects across a wide range of industries.

The Role

Youll lead architecture and technical strategy while remaining hands-on across cloud platform engineering, infrastructure automation, and high-quality software development. Youll guide engineering teams, collaborate closely with delivery leaders and product teams, and ensure complex cloud solutions are reliable, secure, scalable, and cost-effective.

Key Responsibilities

• Lead cloud architecture and technical decision-making across major projects
• Design and build cloud-native platforms using AWS, Azure, Terraform, Kubernetes, and serverless technologies
• Write and review high-quality, production-ready code across the full stack
• Champion best practices in security, testing, CI/CD, observability, and operational excellence
• Implement monitoring, metrics, and tracing solutions to ensure reliability and performance
• Mentor engineers and help shape engineering standards and modern practices
• Contribute to presales activities including proposals, estimates, and technical pitches
• Facilitate architecture workshops and collaborative engineering sessions

What Youll Need

• Deep experience with AWS and/or Azure
• Strong expertise in Terraform, Kubernetes, Docker, ECS, and cloud-native tooling
• Excellent understanding of cloud security, IAM, and zero-trust principles
• Strong backend engineering skills (C#, Python, Node.js, Java)
• Good working knowledge of front-end frameworks such as React and TypeScript
• Experience building CI/CD pipelines and modern automation
• Strong communication skills and the ability to work confidently with both technical and non-technical stakeholders
• Proven experience mentoring engineers and leading technical discussions

Nice to Have:GCP experience, public sector background, accessibility awareness, or use of AI-assisted engineering tools.

How to Apply

WRK digital is managing this recruitment process on behalf of our client.

To apply or discuss this opportunity confidentially, please contactCharlieat WRK digital.

Raytheon UK has a unique, perm opportunity for a Senior Data Scientist and Machine Learning Researcher to join our Strategic Research Group (SRG).

As a Senior Data Scientist and Machine Learning Researcher, you will be responsible for the technical development and leadership of AI/ML projects from initial idea scoping right through to final project delivery both in customer and internal domains. You will demonstrate novel thinking and propose new ideas for solving challenging problems while mentoring others on your project team to deliver towards your proposed solution.

Based in Gloucester, Manchester or London in a hybrid capacity (average of 3 days a week on-site). You must be eligible and willing to gain SC and eDV clearance.

Responsibilities

Develop complex, novel data science solutions, contributing significantly to machine learning projects with minimal guidance

Brings experience in scoping, designing, and delivering data-centric solutions while working collaboratively across disciplines

Undertake research and applied AI/ML tasks on both customer and internal research projects

Generate ideas for new research directions and provide technical leadership in small project groups

Mentor more junior team members within their project team and the wider SRG

Work with customers and internal stakeholders, with varied technical knowledge, to determine appropriate technical approaches and do the technical development required for delivery.

Required Skills & Experience

BSc in Machine Learning, Data Science, Computer Science, Mathematics or related field

Experience coding in Python and associated ML packages (HuggingFace, TensorFlow, PyTorch)

Proven experience of delivering ML solutions to customers and internal stakeholders

Demonstrate deep understanding of AI/ML algorithms for different data types and tasks including Generative AI, NLP and computer vision, sufficient to be able to undertake research and development beyond existing literature.

Experience of training and developing AI models including Large Language Models

Ability to produce high-quality scientific writing for internal & external stakeholders as well as academic publications

Experience of mentoring and undertaking technical leadership on small projects

Desirable Skills & Experience

PhD. or Masters degree

Experience using robust ML pipelines, appropriate version control and environment management (e.g. venvs or Docker)

Working knowledge of Linux systems, using basic commandline functionality (e.g. AWS CLI, Docker CLI, Linux commands)

Experience of deploying AI models in a scalable way for external users

Experience working in Cloud, preferably AWS but also GCP or Azure

Research publications in peer reviewed journals

Experience of writing technical project proposals

Benefits and Work Culture

37hr working week with early finish Fridays - start your weekend early!

An informal, flexible working culture that is output focused

25 days holiday + statutory public holidays, plus opportunity to buy and sell up to 5 days and up to 5 paid days volunteering

Contributory Pension Scheme (up to 10.5% company contribution)

Annual company bonus scheme (discretionary)

6 times salary Life Assurance with pension

Flexible Benefits scheme with extensive salary sacrifice schemes, including Health Cashplan, Dental, and Cycle to Work, amongst others

Enhanced sick pay

Enhanced family friendly policies including enhanced maternity, paternity & shared parental leave

Raytheon UK

This business area provides DevSecOps at scale, Artificial Intelligence, Machine Learning, cyber and geospatial intelligence capabilities to support the defence, intelligence and cyber sectors. Collaborating with customers and suppliers to deliver secure, mission critical systems using the latest technologies and innovations.

Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. Together, we are not just advancing technology; we’re building a community committed to safeguarding a safer and more connected world.

RTX

Raytheon UK is a landed company and part of the wider RTX organisation. Headquartered in Arlington, Virginia, USA, but with over 180,000 employees globally across every continent, RTX provides advanced systems and services for commercial, military and government customers worldwide and comprises three industry-leading businesses - Collins Aerospace Systems, Pratt & Whitney, and Raytheon.

TPBN1_UKTJ

Taunton, Somerset | Up to £45,000 per annum | Hybrid, 2 days on-site per week | 2+ Years Experience

Proactive IT Appointments are partnered with a leading organisation who is looking to add a Mid-Level Backend Software developer to their growing development team on a permanent basis. This role is ideal for someone who already has 2-3 years commercial experience with C# and .NET Core and is looking to take the next step in a collaborative, forward-thinking environment.

Responsibilities:

• Build, test, and deploy scalable applications using C# and .NET Core.
• Write clean, well-structured, and maintainable code following best practices.
• Take part in code reviews and share constructive feedback with the team.
• Investigate and fix issues, improving performance where needed.
• Keep up to date with new technologies and industry trends to ensure solutions remain modern and effective.

Qualifications & Experience:

• Bachelor’s degree in computer science, engineering, or a related field
• 2-3 years commercial experience in development
• Experienced in C# and .NET Core
• Understanding of RESTful API design and integrations
• Understanding of CI/CD Pipelines and Git

Desirable, but not essential:

• Experience with Azure
• Understanding of Containerisation using Docker and Kubernetes

Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted.

Proactive Appointments Limited operates as an employment agency and employment business and is an equal opportunities organisation

We take our obligations to protect your personal data very seriously. Any information provided to us will be processed as detailed in our Privacy Notice, a copy of which can be found on our website

Role: Platform Engineer
Location: London Area, United Kingdom (Hybrid)
Employment Type: Full-time
Seniority: Mid-Senior
Salary: £75,000 - £90,000

Are you a skilled Platform Engineer looking to build secure, scalable cloud infrastructure within a fast-paced, regulated environment?

We’re hiring a hands-on engineer to design, implement and optimise AWS-based platforms, working closely with architecture and security teams in a hybrid London setup.

What You’ll Do

• Design and manage AWS cloud architecture
• Build infrastructure as code using Terraform
• Develop and maintain CI/CD pipelines (Jenkins, GitHub, CircleCI)
• Manage containerised environments (Docker, Kubernetes, AWS Fargate)
• Embed security tooling (WAF, IDS, IPS, SIEM)
• Troubleshoot and optimise cloud infrastructure

Required Experience

• 3-5 years as a Platform Engineer
• Strong AWS and cloud architecture expertise
• Terraform and CI/CD pipeline experience
• Knowledge of cloud security tooling
• Strong troubleshooting skills

Nice to Have

• Banking/financial services experience
• Python Scripting
• Infrastructure management exposure
• Broader enterprise architecture experience

If you’re proactive, technically strong and ready to make an impact in a hybrid London role, get in touch for a confidential conversation.

Reasonable Adjustments:

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.

28-35hrs per week- open to discuss flexible working of these hours Remote with some attendance at our London office in Shoreditch The ASA is the UK’s regulator of advertising across all media, including online. Our work includes taking proactive action against misleading, harmful, offensive or otherwise irresponsible ads and acting on complaints. In short, we make sure ads are legal, decent, honest and truthful. In this role you will join our Data Science team and work on our world-leading Active Ad Monitoring system, which uses AI to proactively monitor online advertising. In 2025 the system captured and processed 60 million ads across social media, search and programmatic display. The ASA uses this intelligence to help regulate ads across high-priority topics like injectable weight-loss medications, green claims companies make to consumers, disclosure of influencer marketing and many more. You will help develop and maintain the tools we use to capture, process, and apply AI models to large datasets of ads within the Active Ad Monitoring system. We’re looking for someone who wants to use their skills and expertise to help shape a safer advertising landscape. Our team mission is to protect UK consumers from adverts that are misleading, cause harm and target those within our society that are the most vulnerable. Working as part of our small agile team you will have the opportunity to own your work end-to-end, seeing directly how the code you write helps protect UK consumers. You will work in a cloud-based environment, primarily in Python, and with a range of industry standard tools such as Snowflake, Docker and Airflow. You will work primarily with unstructured data - namely ads in a variety of formats including images, videos and text from a range of online channels. About you \* You may not have been a Data Engineer before but you will have the ability to work with data in Python to a professional standard, and deliver high-quality code that works reliably in a production setting. \* You‘ll be working with people from both technical and non-technical backgrounds so you’ll need to be adept at being able to translate complex technical language to non-technical people. \* You’ll be impact focused- understanding the problems the ASA faces and prioritising technical solutions that will deliver real impact. \* You will need to be curious and ambitious, creatively solving problems that may arise whilst always having an eye on system/process improvements. \* You’ll enjoy working with others from different technical disciplines each using your unique expertise to further the work, whilst also developing your own technical knowledge and skills. We are committed to building a workforce that reflects the full diversity of the UK population. We believe that varied perspectives and experiences strengthen our organisation and help us deliver our work more effectively. We welcome applications from people of all backgrounds and identities, and we actively encourage candidates from minority or underrepresented groups to apply. Women are currently under‑represented within data engineering roles, and within our Data Science team. In line with our commitment to equality, diversity and inclusion, we particularly encourage applications from women and others who are under‑represented in this area. Our recruitment process ensures applications are absent of names or any identifiable information which supports our aim of finding the best person for the role based on their skills and experience only. How to apply: If you’re interested in applying for this role, please review the job description below and complete our online application process which includes answering some online questions regarding your motivation for applying for this role and your skills and experience. Closing date: 16th March 2026. Please note we will be reviewing applications as they come in and we reserve the right to close the advert early if we receive a significantly high number of applicants. Please feel free to use AI to enhance your application but not to write it for you. We’re interested to know your thoughts, experiences and ideas. You’ll need to stand up what you’ve told us in your application if you attend an interview, so please make sure we feel the person we’ve met on paper is the person we meet in the room

Site Reliability Engineer (SRE) - Defence / National Security - £75k - Farnborough - Hybrid

A permanent opportunity for an experienced Site Reliability Engineer who enjoys building secure, automated, and highly reliable platforms. This role sits within a defence and national security environment, working on modern infrastructure where automation, resilience, and secure-by-design principles are fundamental.

You’ll work closely with platform engineers, infrastructure teams, and operational stakeholders to take requirements from early design and proof-of-concept through to production. The role blends hands-on engineering with technical design, offering real influence over tooling, standards, and DevOps ways of working. It suits someone curious, detail-oriented, and comfortable working in complex, regulated environments.

What you’ll be doing

• Designing, delivering, upgrading, and maintaining core platforms, services, and automations
• Building and improving monitoring, alerting, and observability platforms
• Designing secure infrastructure using automation-first approaches
• Creating and productionising proofs of concept for new tools and technologies
• Diagnosing and resolving performance, reliability, and availability issues
• Supporting architecture, documentation, and non-functional requirements
• Mentoring engineers and helping improve DevOps and SRE practices

Essential experience

• Strong experience with Linux (Ubuntu) and Windows Server environments
• Hands-on scripting skills (Bash, Python, PowerShell or similar)
• Proven experience with automation and DevOps tooling (Ansible, Terraform, CI/CD, Git)
• Experience working with Azure or similar cloud platforms
• Solid understanding of infrastructure reliability, monitoring, and incident response
• Strong problem-solving skills and ability to work across multiple priorities
• Willingness to work in secure, regulated environments (SC eligibility required)

Desirable experience

• Infrastructure-as-Code lifecycle and best practices
• Containerisation and orchestration (Docker, Kubernetes)
• Configuration management and desired state tooling
• Application and platform monitoring tools (Splunk, Nagios or similar)
• Experience hardening systems and conducting security assessments
• Understanding of Agile and DevOps principles in practice

A collaborative, inclusive culture with strong benefits including competitive pay, bonus, pension, private healthcare, generous leave, professional development, wellbeing perks, and modern on-site facilities.

A growing UK software business is looking for a Cloud Engineer to help design, build and run secure, resilient cloud infrastructure across AWS and Azure.

You’ll play a key role in modernising platforms, migrating legacy services, and improving automation, observability and security across a multi-cloud estate.Cloud Engineer (AWS & Azure)Hybrid (2 days per month onsite)Location: Southampton What you’ll be doing

• Designing, deploying and operating production cloud services across AWS & Azure (networking, storage, compute, app services).
• Building secure, resilient, observable infrastructure and services (monitoring, logging, tracing).
• Delivering cloud migration workstreams from traditional / on-prem environments into scalable cloud platforms.
• Automating infrastructure and deployments using IaC and CI/CD, with a strong focus on repeatability and reliability.
• Working closely with engineering and stakeholders to translate requirements into practical, supportable solutions.

What we’re looking for

• Strong, hands-on experience with AWS & Azure in production environments.
• Proven experience delivering cloud migrations (planning, build, cutover, optimisation).
• Good understanding of security and operational best practice (identity, access, hardening, monitoring, incident readiness).
• Comfort with automation and CI/CD (pipelines, deployment tooling, scripting).
• Clear communicator who can collaborate across teams.

Technical environment (indicative)

• AWS: EC2, ECS, S3, RDS, VPC, Lambda, IAM
• Azure: Azure SQL, Entra ID, Azure DevOps, Container Apps, API Management, Functions
• IaC / Automation: Terraform / OpenTofu / Scalr, Octopus Deploy (or similar), Azure DevOps, PowerShell, Azure CLI
• Scripting: PowerShell, Python, Bash
• Containers: Docker, container registries (e.g., ACR)
• CI/CD: Azure DevOps Pipelines, YAML automation
• Observability: Datadog, Grafana Cloud, OpenTelemetry, CloudWatch, Prometheus, Loki

Benefits (from day one)

• Up to 15% Bonus scheme
• 25 days annual leave + bank holidays
• Pension: 4% employer contribution when you contribute 5%
• Free onsite gym
• EV car scheme
• Healthcare scheme (incl. dental/eye care/treatments/diagnostics consultations)
• Death in service (3x salary)
• Employee Assistance Programme (24/7 counselling + legal/financial support + GP line)
• Paid volunteering day + fundraising opportunities

Apply now or contact Chris Lynes at Spectrum IT Recruitment for more information.

Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

C#, ASP.Net, Azure, REST API’s

Hybrid - 2 days per week in the Southampton Office

Join a global tech leader where innovation, high performance, and career growth are at the heart of everything they do. This is your chance to make a real impact as a Software Developer, working on mission-critical systems in a cutting-edge environment.

This is great opportunity to join a global business, benefiting from corporate benefits, continuous professional development and an opportunity to work on large programmes of work in public and private sectors.

Skills Required:

• Solid experience developing ASP.NET web applications in C# using Visual Studio/Visual Studio Code
• Experience creating RESTful APIs and ensuring API extensibility
• Cloud experience (Azure, AWS)
• Azure DevOps
• Experience of unit and automated testing using tools such as NUnit, Jasmine and Selenium
• Good knowledge of SOLID principles

Desirable Skills:

• Containers (docker, K8s)
• Security best practice (OWASP top ten)
• OpenIDConnect/Identity server
• Micro service architecture
• MS SQL Server
• Azure DevOps, TeamCity
• Infrastructure as Code (Bicep, ARM templates, Terraform)

Benefits

Medical Cover

Death in Service

Hybrid Working

Shopping Vouchers

GP Helplines

Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

Java Developer - multiple roles

£510/day Inside IR-35

6 month contract

Active SC required

Remote with occasional travel to London for client meetings only - expensable

We are looking for experienced fullstack Java Software Engineers to support projects across UK Government and Law Enforcement. You’ll work in multidisciplinary teams delivering secure, reliable and scalable systems. The role is hands-on and focused on building high quality software using modern engineering practices.

What you’ll do

You’ll design, build and maintain Java based microservices, applying test driven development and following established engineering standards. You’ll work with technologies including Java, Spring Boot, Postgres, Kafka, Docker, React and AWS. You’ll contribute to CI/CD pipelines, ensure non-functional requirements are met and collaborate with colleagues across engineering, analysis and design.

Essential experience

• Java and Spring Boot
• Building and maintaining microservice based systems
• Postgres or other relational SQL databases
• Test-driven development (JUnit, Mockito or similar)
• Docker and containerisation
• CI/CD pipelines (Jenkins or similar)
• Working in agile, multi-disciplinary teams

Desirable experience

• Kafka
• Liquibase or similar migration tooling
• Swagger/OpenAPI
• Gradle
• React
• TypeScript

Reasonable Adjustments:

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.

A large financial services organisation is seeking a Senior Backend Engineer to join a high-performing digital engineering function. This role sits within a customer-facing mobile product environment, delivering secure, scalable solutions at scale.

Working across two product teams alongside a dedicated DevOps function, you will play a key role in shaping backend architecture, driving engineering standards, and ensuring scalability/security.

Key Responsibilities

• Design, build and maintain secure, scalable backend microservices (Node.js or JVM-based frameworks)
• Contribute to backend architecture decisions aligned to clean architecture principles
• Support and integrate with a React Native mobile application environment
• Drive performance, resilience and security best practices across backend services
• Implement and champion strong testing strategies (including TDD) and high-quality code reviews
• Collaborate closely with DevOps on CI/CD pipelines, Docker and AWS-based deployments
• Mentor engineers and contribute to continuous improvement across engineering practices
• Manage technical debt and ensure engineering decisions align with business and customer outcomes

Key Requirements

• Strong commercial experience with JavaScript/TypeScript
• React Mandatory
• Backend expertise in Node.js or Java (JVM-based frameworks)
• Proven experience designing and building REST-based microservices architectures
• Strong understanding of scalability, security and system design in production environments
• Experience working on mobile-backed systems, ideally with exposure to React Native projects
• Familiarity with AWS, Docker and CI/CD pipelines
• Strong engineering fundamentals and a passion for clean, maintainable architecture
• Exposure to or interest in applying AI within backend systems is highly advantageous

Robert Walters Operations Limited is an employment business and employment agency and welcomes applications from all candidates

Role Overview

The Software Engineer (R&D) designs, develops and delivers robust, scalable software solutions while also originating and assessing new innovations. The role requires strong computer science foundations, the ability to think abstractly, and experience building performant core algorithms.

The Software Engineer (R&D) works independently on complex technical tasks, collaborates effectively within Agile teams, and contributes across the full software development lifecycle. They are expected to mentor junior Engineers, contribute to architectural direction, and drive quality and innovation through best practices.

In addition to core product development, the role may involve:

• R&D investigations and prototyping that feed into future products
• On project basis work within a two-week sprint Scrum framework
• Professional services projects for specific customers
• Supporting customers through advanced technical problem-solving and bug resolution

Key ResponsibilitiesR&D and Innovation

• Originate, prototype and assess new innovations
• Think abstractly to explore algorithms and approaches for calculating distances, performance and accuracy.
• Explain problems addressed and approach to them, listen and appreciate feedback
• Prototype ideas in code, design and run appropriate performance and correctness tests (including O(n) analysis).
• Call time on investigations that are not producing results and refocus effort where appropriate.
• Roadmap architectural approaches that address diverse and sometimes unconnected customer feedback.
• Ensure R&D work remains focused on clear goals and outcomes.
• Document findings thoroughly and hand over validated work to the wider development team.
• Demonstrable knowledge and experience in data mining, machine learning (including deep learning), generative AI (e.g., with Retrieval-Augmented Generation), and reinforcement learning.

Software Development & Delivery

• Design, develop, test and maintain software applications using Java (8+), XSLT, XML, JSON, JavaScript, TypeScript and React.
• Develop and maintain automated tests to ensure high coverage, performance and reliability.
• Take ownership of feature development from concept through deployment.
• Write clean, maintainable and well-documented code following industry best practices.
• Submit code for CI pipelines, resolve broken builds, and actively participate in debugging and optimisation.
• Participate in code reviews, providing constructive feedback and mentoring junior Engineers.
• Data Science algorithms and techniques.
• Probability & Statistics.
• Parsing frameworks.
• Deeper knowledge of AI techniques beyond assembling predefined components.
• Background in theory of the techniques and maths that AI uses.

Collaboration & Agile Ways of Working

• Actively participate in Agile ceremonies including Daily Scrum, Sprint Planning, Reviews and Retrospectives.
• Work closely with Product Management to understand customer feedback and prioritise areas for innovation.
• Collaborate across Engineering, Product and R&D to define and deliver new features.
• Contribute to backlog refinement and continuous improvement of team processes and technical practices.

Customer & Operational Support

• Collaborate with internal support teams to deliver accurate solutions and improve customer satisfaction.
• Maintain accurate records of development work, R&D investigations, failed attempts and time spent.
• Keep JIRA issues and project documentation up to date.

Required Skills & Experience

• Degree in Computer Science, Software Engineering, or equivalent professional experience.
• 3+ years experience in a major programming language, with strong experience writing core algorithms.
• Advanced proficiency in Java (8+).
• Good knowledge of XSLT and data transformation techniques.
• Experience working with structured data formats such as XML and JSON.
• Strong understanding of algorithms, data structures and performance analysis (O(n .
• Experience with REST APIs, SaaS architectures and cloud infrastructure (preferably AWS).
• Hands-on experience with Git, Bitbucket, JIRA and Confluence.
• Familiarity with Agile/Scrum methodologies.
• Ability to work independently, lead technical initiatives, and collaborate effectively within teams.

Desirable Experience

• XML comparison, transformation or document-processing systems.
• CI/CD pipelines and automated testing frameworks.
• Containerisation technologies such as Docker or Kubernetes.
• Data science algorithms, probability and statistics.
• Parsing frameworks.
• Deeper understanding of AI techniques and their mathematical foundations.
• Experience with JavaScript, TypeScript and React. JF1

Up to £550 per day - Inside IR35

London / Remote

6 months

My client is an instantly recognisable consultancy who require Front End Developers with Active SC Clearance to join a business-critical programme for an end client within the Public Sector.

Key Requirements:

• Proven commercial experience working as a Front-End Developer within the Public Sector.
• Active SC Clearance.
• NPPV3 Clearance eligibility.
• Hands-on React and TypeScript experience across large microservice architectures.
• Proficiency in test-driven development (e.g., JUnit, Mockito) and building robust, well-tested applications.
• Skilled in containerisation with Docker and relational databases such as Postgres (Liquibase exposure beneficial).
• Experienced with CI/CD pipelines and modern DevOps practices (e.g., Jenkins or similar tooling).
• Familiarity with Swagger/OpenAPI, Gradle, Liquibase, Kafka, Java (Spring Boot).
• Comfortable working in Agile environments and collaborating across multidisciplinary teams.
• Excellent communication skills.

Nice to have:

• Active NPPV3 Clearance.
• Immediate availability.

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Senior Third-line Engineer (Apple MDM)

Hybrid (Central London)

£53,000 - £60,000 (depending on experience)

We’re supporting a well-regarded London institution with a large, growing Apple estate (thousands of Macs and hundreds of iPads, focused on staff devices). The End User Computing team is expanding and needs a hands-on senior engineer to own and elevate the Apple platform - someone who thrives on deep technical ownership, mentoring a small team, and delivering seamless user experiences in a collaborative, knowledge-sharing environment.

This is a true third-line role: final escalation point, MDM architecture, packaging/deployment leadership

What you’ll be doing

• Act as the go-to expert and escalation point for all complex Mac-related issues and escalations
• Own the Jamf Pro MDM environment: configuration, policies, deployments, updates, ADE/ABM, and ongoing optimisation for a smooth, secure user experience
• Lead packaging, scripting (heavy bash/shell), and deployment processes; mentor and guide junior team members
• Troubleshoot and resolve advanced Apple device problems across macOS/iOS/iPadOS
• Build and maintain integrations with Microsoft tools (Platform SSO, extensions, Office 365 config/support, compliance flows)
• Collaborate across IT teams: share knowledge, document processes, train 1st/2nd line, contribute to continual improvement
• Proactively monitor queues/SLAs, drive reliability, and bring ideas to enhance the platform

What we’re looking for

Essential:

• Jamf 200 certification (or equivalent deep proven expertise; Jamf 300/400 a bonus)
• Strong hands-on experience managing enterprise Apple MDM (Jamf Pro focus: ADE, software deployment, API automation, configuration profiles)
• Proficiency in bash/shell scripting and macOS application packaging (Jamf Composer, autoPKG, etc.)
• Solid understanding of Microsoft 365/endpoint integrations and compliance tools
• Proven track record in senior-level Apple support/escalation in enterprise or large-scale environments (higher education, corporate, or similar)
• Methodical troubleshooting, attention to detail, proactive mindset
• Excellent communication (written/spoken) and commitment to teamwork, equality, diversity & inclusion

Desirable:

• Jamf Protect/security experience
• Familiarity with 802.1X/network auth automation
• Exposure to scientific/developer tools (e.g., Homebrew, Docker, Git, SPSS/R)
• Microsoft Intune knowledge

Role Summary

We are seeking a highly skilled MLOps Engineer to focus on the deployment, monitoring, and maintenance of machine learning models in production environments. This role is platform-focused and does not involve model development or end-user support. The successful candidate will ensure reliability, scalability, and performance of ML platforms while managing API endpoints and deployment workflows.

Key Responsibilities

Platform Operations & Monitoring

• Monitor ML model endpoints and platform health using tools such as Grafana and Domino Data Lab
• Respond to incidents and alerts; perform code fixes and manage changes via ServiceNow
• Liaise with Domino Data Lab support to resolve platform-related issues

Model Deployment

• Deploy and maintain ML models in production environments
• Ensure models integrate seamlessly into automated pipelines
• Maintain reliability, version control, and governance standards

Pipeline Maintenance

• Collaborate with Data Scientists and Engineers for smooth production handoff
• Maintain and optimize ML pipelines for stability and scalability
• Improve performance, resource usage, and automation

Automation & Tooling

• Implement automation for deployment and monitoring
• Contribute to continuous platform improvements

Required Skills & Experience

• Strong Python programming experience
• Proven experience deploying and monitoring ML models in production
• Understanding of model evaluation metrics, data drift, overfitting, and feature importance
• Experience with AWS services (S3, Redshift, etc.)
• Hands-on experience with Grafana for monitoring
• Familiarity with Domino Data Lab (desirable)
• Strong knowledge of CI/CD, version control, Docker, Kubernetes
• Excellent troubleshooting and incident management skills
• Strong stakeholder communication skills

We are working with a well-established engineering group operating at the heart of the UK water and infrastructure sector, delivering pumping and environmental solutions nationwide. As part of continued investment in technology and data capability, they are now seeking a Contract Data Engineer (BI) to join their team based in Chandlers Ford. This role is pivotal in designing, developing, and optimising a scalable cloud-based data platform that underpins strategic decision-making across the organisation. You will shape data strategy, enhance governance, and drive innovation in business intelligence and analytics. Responsibilities : Design and develop robust cloud-based data pipelines and scalable data architectures Build and optimise data solutions using Databricks, Synapse, Fabric or equivalent cloud technologies Develop Python-based data processing, automation, and packaging solutions Design and maintain high-performance data models and warehousing environments Implement governance frameworks ensuring data quality, security, and accessibility Engage with senior business and IT stakeholders to gather requirements and translate them into technical solutions Drive DevOps and CI/CD best practices across the data function Implement infrastructure as code using tools such as Bicep or Terraform Solve complex data challenges with a strategic and analytical mindset Support business intelligence initiatives ensuring data is reliable, accessible, and insight-driven Skills & Experience : Strong experience in a data engineering or cloud data architecture role delivering enterprise-grade solutions Deep expertise in modern cloud data processing platforms such as Databricks, Synapse or Fabric Advanced Python programming skills for scalable data processing and automation Extensive SQL experience across relational and non-relational databases Strong understanding of data modelling, warehousing, and governance principles Experience with containerisation and orchestration tools such as Docker or Kubernetes Proven background in DevOps and CI/CD methodologies Ability to communicate complex data concepts clearly to technical and non-technical stakeholders Willingness to travel occasionally across UK sites where required Summary : Position : Data Engineer (Business Intelligence) Location : Chandlers Ford Contract Rate : £450 £500 per day Duration : 3 month initial Contract This is a high-impact contract opportunity for a technically strong Data Engineer to influence data strategy and build scalable solutions that directly support business growth and performance. Apply Now ? TPBN1\_UKTJ

Location: London

Day Rate: 595 per day (Umbrella, inside IR35, based on an 8-hour day)

Clearance: Live & transferrable SC required, ideally Home Office SC

Start Date: Subject to SC transfer

We’re looking for a full-stack Java Software Engineer to join a fast-growing team delivering high-impact solutions for UK Government and Law Enforcement sectors. You’ll work in agile, multi-disciplinary teams solving complex problems with cutting-edge technologies, while contributing to software solutions you can be proud of.

What You’ll Do

• Design, develop, and deliver high-quality software solutions in Java, React, PostGres, Kafka, ElasticSearch, AWS, Ansible, REST, Docker, API Gateways, JavaScript, Mongo, and SQL.
• Work hands-on across the full stack while ensuring delivery pipelines, NFRs, and industry best practices are met.
• Collaborate with enterprise teams in an agile environment, shaping technical solutions and mentoring peers.

What We’re Looking For

• Proven experience as a full-stack Java developer, with hands-on knowledge of modern frameworks, databases, APIs, and cloud services.
• Strong understanding of agile delivery practices and enterprise software development pipelines.
• A proactive, collaborative mindset and a passion for delivering innovative, high-quality software.
• Live & transferrable SC clearance essential (Home Office SC preferred).

If you’re an SC Cleared Software Developer looking for your next contract within a secure, cutting-edge programme, I’d be keen to speak with you.

Apply now or message me directly for a confidential discussion.

Software Engineer (Backend) Hybrid/Romsey Up to £65,000 per annum (DOE) + Generous Benefits package iO Associates has partnered with a R&D client specialising In Defence, and National Security, who is looking for a Backend Software Engineer to build high-speed, mission-critical systems for our National Security. You'll design, develop, test, and deploy modern backend services that connect physical and digital systems, working with Go, Kubernetes, and cloud‑native tooling to deliver reliable analytics pipelines. What they're looking for: Building high‑performance backend services in Go. Shipping containerised apps to Kubernetes with Helm and ArgoCD. Turning concepts into robust technical designs. Shaping work in an Agile team through epics, stories, and sprint rituals. Creating clear, concise technical documentation. Monitoring live systems and fixing issues before they become problems.Skillset required: Strong experience with Go or Python. Solid DevOps grounding: Docker, ArgoCD, GitLab CI. Real‑world Kubernetes deployment experience with Helm. A modern engineering mindset and familiarity with Agile delivery.Additional skillset that was would advantageous for the role: Redis Robot Framework Prometheus / Thanos / Grafana NATS, Qpid, Kafka Linux networking AWSDue to the nature of the work, the client requires you to be eligible to obtain a Security Clearance, with the view of obtaining DV in the future. If this role is of interest, apply to the link for consideration

Role Title: Solution Architect

Duration: contract to run until 17/07/2026

Location: Hybrid. Ideally 1 day per week minimum on client site but not required.

Rate: up to 874 p/d Umbrella inside IR35

Clearance required: Must be, or be eligible to be SC cleared (UK passport or Indefinite Leave to Remain, 5 years’ UK residency, no more than 28 consecutive days out of the UK)

Role purpose / summary

Capgemini seeks a hands-on detailed delivery architect responsible for leading the design, assurance, and implementation of secure, scalable, and high-performance network and IT solutions-particularly within telecommunications environments. The architect will review approve and sign-off of all project lifecycle technical documents, perform project technical assurance, technical integrity, compliance, and value for money across the full project lifecycle, supporting both internal and customer-facing services.

Key Responsibilities:

• Lead the creation, development, and maintenance of architectural documentation, including High-Level Designs (HLDs), Low-Level Designs (LLDs), interface specifications, and sub-system specifications throughout project lifecycles.
• Provide technical assurance, governance, and value for money assessments for new, existing, and decommissioned telecom and IT services.
• Collaborate with cross-functional teams (technical SMEs, project managers, business analysts, security/compliance, testers, suppliers, and third parties) to define requirements and deliver integrated solutions.
• Act as the primary technical point of contact with telecom operators and internal/external stakeholders, facilitating effective communication and collaboration.
• Ensure solutions comply with industry standards, regulatory requirements, legal frameworks (e.g., IPA 2016, GDPR), and security/compliance standards (e.g., ISO 27001, NIST, TSA).
• Provide technical leadership in solution integration, design reviews, documentation, and testing.
• Support operational teams with troubleshooting, performance optimisation, and knowledge sharing.
• Manage technical risks, issues, assumptions, dependencies, and all types of change throughout project lifecycles.
• Proactively identify and resolve delivery project issues (technical and non-technical).
• Contribute to continuous improvement and organisational knowledge sharing.

Required Skills and Experience:

5-10 years’ experience working with telecommunications operators and delivering technical solutions in enterprise or service provider environments.

Minimum 5 years’ experience in:

• Writing and managing HLD/LLD documents for complex end-to-end IT and Telco solutions.
• Designing and integrating IT solutions (e.g., data repositories, middleware, workflow, CRM) with Telco networks and supporting technologies (OSS, BSS, IMS, NAT, CGNAT, IPv4/IPv6).
• Defining interface specifications (protocols, messages, formats).
• Leading teams and collaborating with multiple suppliers/third parties in a ‘one-team’ approach.
• Report writing and documentation.
• Strong analytical, verbal, and written communication skills.
• Proven experience in software engineering and understanding of software development principles.
• Experience with cloud technologies and platforms (AWS, Azure, Google Cloud), including hybrid and private data centres.
• Experience with Big Data solutions, data governance, and data protection strategies.
• Familiarity with CI/CD pipelines and tools (Kubernetes, Docker, GitOps, Prometheus, Grafana, ELK Stack, Datadog).
• Understanding of IP networking and address translation solutions (e.g., CGNAT).
• Experience working in highly regulated industries (telecoms, government) and delivering secure solutions.
• Ability to ensure full compliance with legal, technical, and policy processes, including audit requirements.

Personal Traits:

• Passion for assurance, technology, and value for money.
• Team player with strong stakeholder relationship-building skills.
• Initiative and proactive problem-solving.
• Willingness and ability to learn new technical skills.

Qualifications and Certifications (Desirable):

• Degree in Computer Science, Network Engineering, or related technical field.
• Relevant cloud architecture certifications (AWS, Azure, Google Cloud).
• Telecoms and cloud industry certifications.
• Experience with security frameworks and compliance standards.

All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply!

My client is looking for a Kubernetes Specialist to work 3 days onsite in Sheffield (Candidate can be based in Leeds to work 3 days a week in office in Leeds).

Job Description

Top Skils- Kubernetes - 5+ years experience

Design, deploy, and manages containerized applications within Kubernetes clusters, ensuring high availability, security, and scalability. Key requirements include proficiency in Kubernetes architecture, Linux networking, CI/CD pipelines, IaC (Terraform), and scripting (Go/Python). The role involves optimizing cluster performance, managing services, and supporting developer workflows. wiz.io +5

Key Responsibilities

• Cluster Management: Deploy, scale, and maintain production-grade Kubernetes clusters.
• Infrastructure as Code (IaC): Automate environment provisioning using Terraform or Ansible.
• CI/CD & GitOps: Build and manage pipelines using tools like Jenkins, GitLab CI/CD, Argo CD, or Flux.
• Networking & Security: Configure networking (Ingress, CNI, service mesh) and implement security best practices (RBAC, network policies).
• Monitoring & Observability: Implement logging and monitoring solutions (Prometheus, Grafana, Fluentd).
• Troubleshooting: Diagnose and resolve cluster issues related to networking, storage, and application performance

Required Skills and Qualifications

• Kubernetes Expertise: Deep knowledge of Kubernetes components, architecture, and APIs.
• Containerization: Proficiency with Docker and container runtimes.
• Cloud Experience: Strong experience with public cloud providers (AWS, Azure, or GCP).
• Scripting/Coding: Ability to write automation scripts in Bash, Python, or Go.
• Linux Knowledge: Strong understanding of Linux system administration.
• Certifications: Certified Kubernetes Administrator (CKA) or Certified Kubernetes Application Developer (CKAD) preferred.

Ideal Candidate Profile

• 5+ years of experience managing Kubernetes in production.
• Experience with GitOps workflows and managing infrastructure at scale.
• Excellent problem-solving skills and a focus on automation.

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