Technical Architect Jobs in London

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Technical Architect Jobs in London

Overview

Looking for Technical Architect jobs in London? Explore top IT roles on Haystack, the leading job board connecting skilled Technical Architects with London’s fastest-growing tech companies. Find your next Technical Architect position in London today and take your career to the next level!

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Lead Full-Stack Developer

Lead Full-stack Developer

Location: Holborn, Central London (Hybrid)

Job Type: Full-time

Direct Reports: x5 Senior Developers

Reporting to: Head of AI & Technology

An exciting new permanent opportunity has become available for a Lead Full-stack Developer, to join a juggernaut organisation in the recruitment industry. A highly dynamic, ambitious and fast-growing team dedicated to transforming the recruitment landscape through AI-driven, human-centered technology. This is a pivotal role where you will lead a team of 5 Senior Developers, focusing on hands-on coding and providing technical leadership underneath the guidance of the Head of AI & Technology.

Day-to-day of the role:

Lead and mentor a team of 5 Senior Developers, maintaining a hands-on approach with coding and problem-solving.

Oversee the end-to-end delivery of features, ensuring the software is scalable, speedy, and of high quality.

Architect, develop, and maintain core components of our SaaS platform:

Backend: Python, PostgreSQL

Frontend: TypeScript, NextJS/NodeJS

Integrate AI tools, APIs, and data pipelines to enhance platform intelligence.

Promote engineering best practices such as testing, CI/CD, and secure coding standards.

Conduct code reviews and provide technical mentorship.

Collaborate with the Head of AI and Technology to align development priorities with business objectives.

Foster a culture of collaboration, continuous learning, and high performance.

Troubleshoot and resolve complex issues, ensuring platform reliability and uptime.

Required Skills & Qualifications:

10+ years of commercial software development experience, with at least 5 years in a lead developer role.

Proven track record in leading small, high-performing engineering teams in fast-paced environments.

Deep expertise in full-stack development, including:

TypeScript/JavaScript (NextJS, NodeJS, Tailwind)

Python (Django, Flask, or FastAPI)

PostgreSQL

Experience with building and scaling SaaS platforms in production.

Strong background in software architecture, microservices, and API design.

Hands-on experience with cloud platforms (AWS, Azure, or GCP).

Excellent communication skills, capable of motivating and aligning technical teams.

Desirable: Experience with AI tools, APIs, ML pipelines, containerisation (Docker/Kubernetes), event-driven architecture (Kafka/RabbitMQ).

Benefits:

Hybrid working model (minimum 3 days a week in office)

25 days annual leave plus bank holidays

Flexible holiday scheme

Contributory pension scheme

Enhanced family leave benefits

Insurance benefits including life assurance

Regular events and discounts at gyms and popular retailers

Wellbeing and mental health support

Vibrant office location in Holborn with numerous amenities nearby

To apply for the Lead Full-stack Developer position, please submit your CV and cover letter detailing your relevant experience and why you are interested in this role.

Senior Security Consultant

Xact Placements Limited

Offensive Security Researcher / Security Consultant Elite Cybersecurity Scale-Up Fully Remote (Global)

Ready to take your offensive security skills to the next level? This is your chance to join a fast-scaling cybersecurity innovator, backed by funding, recognised by Gartner, and trusted by some of the world’s biggest enterprises and critical infrastructure providers.

They’re building technology that helps security teams outrun real-world threats - and they’re looking for offensive security experts who thrive on finding vulnerabilities where others can’t.

What you’ll be doing:

Spending your days doing what you love: hacking (professionally speaking) - discovering innovative, high-impact vulnerabilities across global enterprises

Hunting for weaknesses that matter: RCE > weak SSL ciphers

Collaborating with other seasoned offensive experts to invent new TTPs and attack modern infrastructure

Researching cutting-edge attack vectors across cloud, SaaS, web stacks, and internet-exposed infrastructure

Partnering with Red Team Engineers to scale and automate your discoveries so nothing gets wasted

(Optional but encouraged) Presenting your research at industry conferences - with full company support to make it happen

What they’re looking for:

5+ years of real-world offensive security or red teaming experience

Deep understanding of how to compromise organisations without relying on public CVEs

Ability to think like an attacker, working without fixed scopes or playbooks

Scripting skills (Python, Go, etc.) to automate exploits, discovery, or tooling

Industry certifications (CCSAS, CCT, CRT, OSCP, etc.) or equivalent battle scars from real-world hacking

Self-driven, curious, and relentless - you don’t wait for permission to solve a problem

Why join?

Competitive compensation - your skills are valued here

Direct impact - your discoveries will protect some of the world’s largest enterprises

The best tools & tech - you’ll be enabled to do your best work

Huge growth - this scale-up is in hypergrowth mode, with internal promotion baked into the culture

World-class team - collaborate with some of the sharpest offensive minds in the industry

This isn’t just another pentesting job. It’s your chance to push boundaries, break things, and redefine what’s possible in offensive security - while shaping the future of exposure management at global scale.

Interested? Let’s have a chat - roles like this don’t come around often.

Enterprise Solution Architect (Risk, Reg Compliance)

£725k/day - £801k/day

RECENTLY POSTED

Your new company

Working for a globally rewnoned financial organisation based near St Paul’s in London.

Your new role

Seeking an experienced Enterprise Solution Architect to join a newly established team within the Governance, Risk, and Compliance (GRC) function of a leading financial organisation. This newly created department is focused on building out the organisation’s GRC capabilities, identifying gaps, and designing a robust architectural roadmap to support long-term strategic goals.

In this role, you will play a key part in shaping the future of GRC architecture, leveraging your deep expertise in regulatory compliance and risk from an architectural perspective. You will be responsible for developing frameworks that span multiple regulations, ensuring the organisation remains agile and compliant in a rapidly evolving regulatory landscape.

The ideal candidate will bring a strong track record of delivering projects within financial services, with hands-on experience in enterprise, solution, and technical architecture. You will have previously operated as an Enterprise Architect across the AWS cloud platform and possess a high-level understanding of data platforms and their integration into enterprise systems. A solid grasp of regulatory controls, policies, and procedures is essential, as you will be supporting the organisation’s architectural roadmap with frameworks that ensure compliance and mitigate risk. This is a unique opportunity to be part of a forward-thinking team, driving innovation and resilience in a critical area of the business.

What you’ll need to succeed

Experience with Governance, Risk and Compliance tools and Technologies such as Metricstream.

Strong understanding of Operational Risk practices in multi-national setups providing B2B services (Financial services or other regulated environments would be a plus)

Exposure to regulatory compliance such as DORA, SOX, HIPAA, CSRD etc.

Knowledge of architectural frameworks (e.g. TOGAF) and data/systems integration exposure

Strong communicator and good stakeholder management (team and upwards)

Experience in Architecture, design and delivery for Cloud (AWS, Azure) and on-prem platforms including integrations to key services

What you’ll get in return

Flexible working options available.

What you need to do now

If you’re interested in this role, click ‘apply now’ to forward an up-to-date copy of your CV, or call us now.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C’s, Privacy Policy and Disclaimers which can be found at (url removed)

AI / Gen-AI Leader - London (hybrid) - (Apply online only)k base plus 15% cash flex which can be taken as cash or used to buy extra benefits and target 20% bonus

Our client, a leading global consulting firm is seeking a dynamic AI / Gen-AI Leader to drive their go-to-market strategy, engage with clients in the Financial Services sector, and generate new business opportunities. This role requires a strategic thinker with deep expertise in generative AI, agentic AI, and large language models (LLMs) such as OpenAI’s GPT, LLaMA, Hugging Face models, and others. You will leverage these technologies to craft high-impact, AI-driven solutions tailored to the Banking, Capital Markets (BCM), and Insurance sectors.

Develop and execute go-to-market strategies for AI and Gen-AI solutions in Financial Services, focusing on Banking, Capital Markets, and Insurance.

Build and maintain strong client relationships, delivering tailored AI solutions using generative and agentic AI frameworks.

Identify innovative use cases for generative and agentic AI, such as credit decisioning, fraud detection, personalized banking, claims processing, underwriting automation, and algorithmic trading.

Provide consulting on Gen-AI scalability, governance, prompt engineering, Gen-AI factory setup, and LLM fine-tuning.

Integrate advanced AI technologies using platforms like OpenAI, Anthropic, Meta’s LLaMA, and emerging multi-modal models.

Design and deploy autonomous agentic AI systems for financial applications, including self-optimizing models and automated compliance monitoring.

Represent our client as an AI thought leader at industry events, conferences, and client engagements.

Demonstrate expertise in LLMs (e.g., GPT-4, LLaMA) with practical implementations across financial domains.

Build scalable AI architectures using cloud platforms (AWS, Azure, GCP) and integrate with Snowflake and Databricks.

Ensure AI solutions adhere to governance standards and financial regulations, with a focus on ethical and compliant deployment.

Your Profile:

Skilled in identifying and articulating AI/ML, generative AI, and agentic AI use cases in banking and insurance, including credit decisioning, claims processing, fraud detection, and personalized banking.

Proven ability to build compelling business cases and value models that highlight the tangible impact of AI solutions.

Strong experience across the full pre-sales cycle, including solution conceptualization, client presentations, proposal development, and contract negotiation.

Demonstrates strategic thinking and project leadership to drive AI initiatives from concept to deployment.

Experienced in building, mentoring, and leading high-performing AI teams across onshore and offshore locations.

Excellent client engagement skills, with a track record of working effectively with C-level stakeholders.

Holds a data science or STEM degree with a solid foundation in AI, ML, and advanced analytics.

Passionate about innovation and thought leadership in AI, consistently delivering creative solutions to complex business challenges.

Technically proficient in LLMs, agentic AI frameworks, Gen AI factories, reusable AI assets, and integration with financial systems.

Demonstrated leadership in client-facing roles, navigating complex environments, and driving AI adoption through strong stakeholder relationships.

AI / Gen-AI Leader - London (hybrid) - (Apply online only)k base plus 15% cash flex which can be taken as cash or used to buy extra benefits and target 20% bonus

Damia Group Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept our Data Protection Policy which can be found on our website.

Please note that no terminology in this advert is intended to discriminate on the grounds of a person’s gender, marital status, race, religion, colour, age, disability or sexual orientation. Every candidate will be assessed only in accordance with their merits, qualifications and ability to perform the duties of the job.

Damia Group is acting as an Employment Business in relation to this vacancy and in accordance to Conduct Regulations 2003.

Hybrid - London - 3 days a week

55,000 - 60,000 + Bonus & Benefits

Our client is a FTSE100 market leading organisation who are looking for a Solutions Engineer to join their growing digital solutions team. You’ll be involved in ensuring solutions are scalable, secure and widely adopted across the business.

You’ll need to demonstrate previous experience in using cloud services and modern software development. You’ll also be responsible for promoting best practices across the wider company and supporting teams in adopting them.

We’re looking for candidates who possess the following:

Experience with Azure Ecosystem

Working on creating Proof of Concepts and prototypes

Interest in emerging areas such as AI or automation

Excellent stakeholder communication skills

If you meet some of the above requirements please apply for more information.

Job Title: Self-Employed Fibre Splicer (own van, splicer, OTDR tester)

Location: London and Surrounding Area

Job Type: Full-Time / Contract / Permanent

Salary: 300.00 per day

Start Date: ASAP

Job Overview:

We are looking for an experienced Fibre Engineer with hands-on experience in building, maintaining, and troubleshooting Underground (UG) fibre networks. This position might involves working within Optical Distribution Frames (ODF), OCR, and OFR. The successful candidate will need to be able to work in confined spaces such as manholes and chambers and will have the relevant certifications to perform the tasks required within these environments.

Key Responsibilities:

Install, splice, and test fibre optic cables within the UG network infrastructure.

Build and maintain underground fibre optic infrastructure

Work within confined spaces, such as manholes and chambers, ensuring compliance with health and safety standards.

Interpret and follow job packs, technical diagrams, and fibre network schematics.

Perform fibre testing, fault-finding, and troubleshooting using equipment like OTDR (Optical Time Domain Reflectometer).

Document and report all work completed, including as-built records and daily reports.

Collaborate with supervisors, planners, and other engineers to ensure the project is completed on time and to the required standard.

Essential Qualifications & Certifications:

N23/N26 - Fibre Optic Network Build & Splicing (Fibre Installation, Splicing, and Testing)

SA002 - Underground Safety (Confined Space Entry)

N031 - Working within Optical Distribution Frames (ODF) (Fibre Infrastructure Management and Maintenance within ODF)

N04 - Working within an OCR

J010 - Working within an OFR

CSCS Card - Construction Skills Certification Scheme

Confined Space Training - Certification for safe entry into confined spaces like manholes, chambers, etc.

Full UK driving licence (with no more than 6 penalty points)

Key Skills & Experience:

Proven experience in the installation and maintenance of underground fibre networks, including work within ODF, OCR, and OFR.

Skilled in fibre splicing, fibre testing (e.g., OTDR), and network fault diagnostics.

Competence in working with ducting systems, underground chambers, and manhole access.

Familiarity with fibre connectorisation, splicing techniques, and fibre infrastructure management.

Ability to read and interpret technical diagrams, network designs, and work packs.

High standards of health and safety awareness and a commitment to operational procedures and safety guidelines.

Desirable:

PIA (Physical Infrastructure Access) experience.

First Aid at Work Certification.

Additional qualifications in fibre optic technologies or network infrastructure.

Interested? Apply today!

Perl Software Engineer

We are seeking an experienced Software Engineer with recent, hands-on Perl programming expertise to join a dynamic and forward-thinking organisation. This is a fantastic opportunity to work on innovative projects within a well-established business that is investing heavily in technology, agility, and digital transformation.

In this role, you’ll contribute to software development across a range of critical systems, ensuring solutions are robust, scalable, and aligned to business needs. You’ll work closely with stakeholders, product teams, and third-party developers, delivering high-quality code and collaborating in an agile environment.

What you’ll be doing:

Designing, coding, and delivering well-structured, performant solutions primarily in Perl

Working with Oracle databases, APIs, and integration layers

Supporting agile ceremonies and collaborating with cross-functional teams

Producing automated unit and integration tests

Building relationships with stakeholders and ensuring technical solutions meet business needs

Supporting and mentoring colleagues, while contributing to knowledge sharing

Key skills and experience required:

Strong, recent experience with Perl programming (essential)

Additional knowledge of JavaScript and modern frameworks is advantageous

Experience with architectural design patterns

Agile delivery experience

Oracle database design and development expertise

API integration experience

Git/version control proficiency

Excellent communication and collaboration skills

**Why join?**This is an exciting chance to work for a business at the forefront of its sector, where technology is central to growth and innovation. You’ll be part of a collaborative team where your skills will directly influence the development of products used by thousands of customers.

If you’re a proactive engineer with strong Perl experience who thrives in an agile, fast-paced environment, we’d love to hear from you.

Please be advised if you haven’t heard from us within 48 hours then unfortunately your application has not been successful on this occasion, we may however keep your details on file for any suitable future vacancies and contact you accordingly.

Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone’s chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive.

Technical Business Analyst - Applied Epic

Technical Business Analyst - Applied Epic Project

Outside IR35

My client in the Insurance industry are seaching for a Technical Business Analyst to work on a 6 month initial contract.

The role will be focused on gathering technical and business requirements for complex projects, assisting in the design and delivery of business processes and technical specifications following best practices, as well as supporting the clients objectives in terms of user experience, business development and strategy, security, governance and technology design.

Key Skills

Recent experience working in the Insurance industry

Experience working with Applied Epic, Broking Systems or PAS

Strong business and systems analysis, design and requirements gathering skills, ability to develop strategies and organise tasks

Excellent documentation, communication (written and verbal) and presentation skills, especially the ability to tailor messages to senior stakeholders and delivery teams

Experience of writing requirements for Integration’s

Ability to develop clear, concise and compelling story line for executive presentations

SQL skills

Working in a fast-paced corporate environment

Strong agile delivery skills (Scrum), ideally with some scaled agile experience and ability to work in an environment with mixed delivery methodologies (i.e. traditional waterfall, agile etc.)

Strong stakeholder management experience

Please apply!

Carbon60, Lorien & SRG - The Impellam Group STEM Portfolio are acting as an Employment Business in relation to this vacancy.

Interim Process Lead - SAP 4 HANA £850pd

Role: Interim Process Lead - SAP 4 HANA EWM (Extended Warehouse Module)

Rate: £850 per day (Umbrella, Inside IR35)

Client: FTSE 100 Pharmaceuticals

Location: Hybrid and in London 2-3 days per week

Duration: To Setember 2026 (scope to extend)

A leading Pharmaceuticals organisation is looking for an experienced Interim Process Lead to play a pivotal role in their warehouse transformation programme.

This is an opportunity to drive meaningful change across a high-impact, multi-year deployment, directly influencing how thousands of users interact with SAP.

Lead process design and optimisation within the Extended Warehouse Module (EWM) in SAP S/4HANA.

Act as the key interface between business operations and techno-functional consultants.

Shape and implement scalable warehousing processes, on a global scale.

Engage senior stakeholders to define future-state process flows and secure alignment across the organisation.

Requirements:

Subject Matter expertise in SAP S/4 HANA, with strong process improvement / process design experience.

Experience in Extended Warehouse Module deployment, and Advanced Transport.

Excellent communication and stakeholder management skills - you’ll be confident working with senior leadership.

Experience in a global transformation environment; pharma experience is a bonus, but not a must.

This is a chance to lead a high-profile global programme and leave your mark on a major Enterprise transformation.

If interested, please apply asap and any questions, email

Head of Department Computing and Director of Whole School IT

Hays Specialist Recruitment Limited

HEAD OF DEPARTMENT COMPUTING and DIRECTOR OF WHOLE SCHOOL IT

Salary: Inner London Pay Scale, MPS/UPS (£38,766 to £60,092) + TLR 1C (£13,969)

Contract Type: Permanent, Full Time

To Start: January 2026

Location: Hollydale Rd, London, SE15 2EB, London Borough of Southwark

We are looking to appoint a motivated and inspirational Head of Computing to lead our team of outstanding staff in this popular and highly successful curriculum area. Applications are considered from experienced and aspiring leaders. This position also has the attraction of additional Whole School IT responsibility, which can be tailored to the skills and experience of the successful candidate. In 2025, the outcomes for Computing & ICT were:

GCSE Computing (27 entries): 9-7: 52%, 9-5: 93%

A Level Computer Science (13 entries): A -A: 31%, A -B: 69%, A -C: 100%

We are looking for an excellent classroom practitioner who is passionate about their subject to join our team of highly skilled staff delivering outstanding lessons to our exceptional students. St Thomas the Apostle school is a 11-18 Catholic boys’ school with a co-educational Sixth Form in Nunhead, South East London. We are an outstanding school and our most recent Progress 8 score places us as the 10th best school in the country. We pride ourselves on our high expectations of all learners. This creates a calm learning environment where teachers can teach and students can learn. This post offers you the opportunity to develop your teaching within an outstanding setting. We offer a highly supportive environment and are committed to ensuring outstanding teaching, behaviour, and achievement.With our expanding Sixth Form and our desire and drive to continue moving forward, this is an exciting time for you to join our team.We are looking for an excellent classroom practitioner who is passionate about their subject to join our team of highly skilled staff delivering outstanding lessons to our exceptional students.Benefits of working at St Thomas the Apostle:

Private health care programme for ALL staff.

Two staff well-being days per full academic year.

Loyalty service payments.

Excellent record of staff development with opportunities for career advancement.

Annual travel loans for season tickets.

Cycle to work scheme.

Free use of school gym.

Free use of school swimming pool.

Regular staff social events.

Excellent public transport links.

Free onsite parking.

Working at one of the highest performing schools in the country. Nationally recognised OUTSTANDING with extremely high levels of pupil engagement and impeccable behaviour.

Outstanding facilities.

Generous staff loadings and lower than average pupil to staff ratios.

New, modern, light and airy building.

Safe and secure cycle storage.

Pastries on a Friday morning.

A number of local businesses offering STAC staff discounts.

Visits to the school are warmly encouraged, please contact Ellie or Francisca at the details below to arrange.St Thomas the Apostle College is actively seeking to increase the proportion of our workforce who come from diverse backgrounds. We particularly welcome applications from people of Black, Asian and minority ethnic descent.How to applyTo apply, please request an application form from Ellie or Francisca or call them for more information. Your application is a direct permanent application to our school (not through agency), Hays is our recruitment partner for all permanent appointments. Closing Date: Immediate, no later than 12 pm noon on Wednesday 8th October 2025. Interview Date: to be confirmed.Please note, only shortlisted candidates will be contacted and invited for interview. St Thomas the Apostle reserves the right to close adverts earlier than the stated deadline.Our school is an equal opportunities employer and committed to safeguarding and promoting the welfare of children. Enhanced DBS check required. Additional pre-employment checks will also be carried out including online/social media checks and satisfactory references.

Director of Machine Learning & AI

Director of Machine Learning & AILocation: London / RemotePackage: Strong Salary + Benefits

We’re partnered with a fast-growing tech business that’s investing heavily in its AI capability. They’re looking for a proven ML/AI leader who can take charge of multiple high-performing teams and set the direction for how Machine Learning is built and scaled across the organisation.

This isn’t about “experiments in the corner”, it’s about shaping strategy, leading delivery, and putting advanced ML systems into production where they make a measurable difference.

What you’ll be doing:

Leading and scaling cross-functional teams (Data Science, ML Engineering, Software Engineering, Managers).

Defining the ML/AI roadmap and aligning it to business outcomes.

Driving best practice in MLOps, deployment, observability, and automation.

Working with cutting-edge approaches: deep learning frameworks, foundation models, knowledge graphs, etc.

Being the voice of ML/AI leadership, setting standards, mentoring, and building a culture of delivery.

What they’re looking for:

You’ve built and run ML teams at scale, and delivered systems into production, not just research.

Technical depth in modern ML/AI (from LLMs to advanced ML infra).

Strong grasp of cloud-native, containerised environments and modern engineering practice.

Credibility with both exec stakeholders and engineers, you can set strategy and still talk technical detail when needed.

Bonus if you’ve operated in complex, regulated, or high-transaction environments.

Why this role:

Serious investment in AI/ML

High autonomy and direct impact on how the organisation uses ML at scale

Forward-looking culture: growth budget for self-development, modern tech stack, flexibility in where and how you work.

A chance to define and own the ML strategy in a business that sees it as a competitive edge, not a side project.

If you’re a Machine Learning Director who wants to be at the centre of a real AI build-out; leading teams, shaping strategy, and delivering meaningful impact, this is one of those rare opportunities.

Director of Machine Learning & AI

RSG Plc is acting as an Employment Agency in relation to this vacancy.

Oracle Fusion EPCM Consultant

Thebes IT Solutions Ltd

Role: Oracle Fusion EPCM Consultant

Location: City of London - Hybrid

Key Essential Skills:

5+ years’ experience in Oracle EPM Cloud, with minimum 2 end-to-end implementations in Oracle PCMCS/EPCM (not just support).

Proven experience in building and configuring allocation models (rule/ruleset creation, allocation logic, rule balancing).

Strong knowledge of finance/accounting principles (eg, Waterfall & Activity-Based Cost Allocation processes).

Ability to analyse existing allocation models (eg, HPCM) and validate allocation outputs between Legacy and EPCM solutions.

Experience with EPM Automate and Data Integration with Oracle EPM Cloud.

Strong system analysis, troubleshooting, and problem-solving skills.

Excellent documentation and communication skills (requirements, designs, show-and-tell, training).

Experience working in Agile delivery environments.

Self-starter with the ability to work independently, run workshops, and deliver outcomes with minimal handholding.

Desirable Skills:

Hands-on experience implementing cost allocation models in PCMCS (end-to-end).

Ability to write business rules/Groovy scripts.

Experience with management reporting, dashboards, and profit curve visualisations.

Exposure to automation and emerging AI-driven tooling within EPM solutions.

Experience preparing management reports and conducting rule balancing analysis.

Overview:

We have an exciting opportunity for experienced Oracle Fusion EPCM Consultants to join Thebes Group, supporting a Finance Transformation Programme.

This hands-on role will play a pivotal part in the implementation of Oracle EPCM, delivering profitability and cost management insights as part of a global finance vision. You will be working with cross-functional teams to design and configure scalable EPCM solutions that align with business objectives, drive efficiency, and ensure process excellence.

Role & Responsibilities:

Develop EPCM artefacts including model building, dimension management, and allocation rule/ruleset creation.

Perform testing and validation of allocation logic to ensure accuracy, completeness, and traceability.

Analyse and understand current on-prem HPCM applications and compare with EPCM models for consistency and optimisation.

Troubleshoot and resolve issues within allocation workflows, including trace allocations and rule balancing.

Configure and manage EPCM security settings to ensure appropriate access controls.

Design and develop reports, dashboards, analysis views, and profitability visualisations.

Build and manage data integrations using Data Management and EPM Automate.

Produce detailed design and solution documentation and provide training or knowledge transfer where required.

Collaborate with finance stakeholders to ensure solutions align with business needs and provide actionable profitability insights.

Outline Thebes Group:

Thebes, a seasoned IT Managed Service provider with a 20-year track record, offers fast, flexible, and value-driven solutions, tailored to propel your organization into the next phase of its IT journey. Our unique Assured Outcome Provider (AOP) methodology prioritizes quality service, industry-leading solutions, and tangible ROI over conventional metrics like headcount and price lists. In our commitment to putting your needs first, we specialize in strategic IT consultancy, efficient project execution, ITaaS management, and staffing augmentation with our network of skilled professionals.

What sets us apart is our proficiency in harnessing cutting-edge AI and Cloud technologies for cost optimization, ensuring that your IT infrastructure not only meets but exceeds expectations. We don’t just deliver services; we curate digital solutions that align seamlessly with your business objectives. With a relentless focus on delivering outcomes, we do things for you, not to you, constantly adding value to your operations. Trust Thebes to be your partner in achieving IT excellence, where innovation and efficiency converge for unparalleled success.

Pega CSSA - £475pd Inside IR35

3 days per week onsite in London

We’re looking for an experienced Pega CSSA to join a high-profile project in the banking sector.

Key Requirements:

3-5+ years PRPC experience (min. CSSA certified)

Proven Technical Lead experience, able to mentor and lead design reviews

Strong background in PRPC frameworks, architecture components, and integrations (XML, JMS/MQ)

Track record of delivering at least 3 large-scale PRPC projects (preferably banking)

Solid understanding of SDLC, Agile, and software architecture/SOA services

Experience with databases and technologies such as MS SQL Server, Oracle DB, Java, C#, ETL, Tableau, HTML5, JavaScript

Responsibilities:

Lead design, development, and integration of PRPC solutions

Support BA in defining business processes and translate into application design

Produce architecture design docs, define scope, and oversee build, testing, and deployment

Mentor team members and ensure best practices are applied

Engage with stakeholders at all levels, technical and non-technical

Contract Details:

Rate: £475 per day

Inside IR35

Hybrid: 3 days per week onsite in London

Data Centre Architect

Additional Resources Ltd

An exciting opportunity has arisen for a Data Centre Architect to join a well-established commercial architectural firm. This role offers excellent benefits and a competitive salary.

As a Data Centre Architect, you will be responsible for leading the design and technical development of data centre projects from concept through to delivery.

This full-time role offers salary up t £90,000 and benefits.

What we are looking for:

Previously worked as a Data Centre Architect, Architect, Design Manager, Lead architect, Project Architect, Mission Critical Architect or in a similar role.

Proven experience in both detailed and outline design of data centres for single-occupier and co-location schemes.

Experience across all project phases, from initial masterplanning through to final delivery stages.

Ideally have UK construction experience, Revit skills, and industrial sector knowledge.

Comfortable working on-site five days a week.

Reside nearby the job location.

What’s on offer:

Competitive salary

Summer Bonus

Annual performance and salary reviews

Good pension scheme

In-house mentoring, and opportunities to assist with staff and student mentoring

Structured CPD

Private health car

Charity & Social Committee and charity days

Apply now for this exceptional Data Centre Architect opportunity to work with a dynamic team and further enhance your career.

Important Information: We endeavour to process your personal data in a fair and transparent manner. In applying for this role, Additional Resources will be acting in your best interest and may contact you in relation to the role, either by email, phone or text message. For more information see our Privacy Policy on our website. It is important you are aware of your individual rights and the provisions the company has put in place to protect your data. If you would like further information on the policy or GDPR please contact us.

Additional Resources Ltd is an Employment Business and an Employment Agency as defined within The Conduct of Employment Agencies & Employment Businesses Regulations 2003.

Simlar facilities: data centre, datacenter, data center, mission critical, critical facilities, hyperscale, co-location, colocation, colo, server farm, IT infrastructure, power facilities, mission facilities

Technical Business Analyst - eDV Cleared

BUSINESS ANALYST - DV CLEARED

BRAND NEW PERMANENT OPPORTUNITY AVAILABLE WITH A PRESTIGIOUS CLIENT IN LONDON FOR A TECHNICAL BUSINESS ANALYST WITH DV SECURITY CLEARANCE

Permanent opportunity for a Business Analyst in the National Security space

Central London based client

Must hold enhanced DV Security Clearance

Experience working on digital transformation / Business Change

£50,000 - £80,000 DOE

To apply please call or email

WHO WE ARE?

We are recruiting a technical business analyst for a prestigious client in London working in the National Security space. Our teams are what leads us forward and we are therefore looking for the best talent to join us as we continue to bring the best to the table. Due to the nature of our clients, you must hold enhanced DV clearance.

WHAT WILL THE TECHNICAL BUSINESS ANALYST BE DOING?

The Technical Business Analyst will be working on a large digital transformation project in a secure Central Government setting. Being able to understand the client’s needs and be able to creatively refine solutions to meet those needs is essential.

WE NEED THE TECHNICAL BUSINESS ANALYST TO HAVE .

Experience of Agile delivery processes

An interest to work in a Central Government environment supporting the UK’s National Security

Evidence of understanding client’s business needs and providing effective solutions

Experience working on Digital Transformation projects

End-to-end delivery experience

MUST hold Enhanced DV clearance

TO BE CONSIDERED .

Please either apply by clicking online or emailing me directly to For further information please call me on or . I can make myself available outside of normal working hours to suit from 7am until 10pm. If unavailable, please leave a message and either myself or one of my colleagues will respond. By applying for this role, you give express consent for us to process & submit (subject to required skills) your application to our client in conjunction with this vacancy only. Feel free to connect with me on LinkedIn, just search Dominic Barbet. I look forward to hearing from you.

TECHNICAL BUSINESS ANALYST - SECURITY CLEARANCE

KEY SKILLS:

TECHNICAL BUSINESS ANALYST / TECHNICAL BA / DIGITAL BUSINESS ANALYST / BUSINESS ANALYST / AGILE / AGILE BUSINESS ANALYST / DIGITAL / SOFTWARE / DV CLEARED / DV CLEARANCE / DEVELOPPED VETTING / DEVELOPED VETTED / DEEP VETTING / DEEP VETTED / SC CLEARED / SC CLEARANCE / SECURITY CLEARED / SECURITY CLEARANCE /

Contract Senior Software Engineer - eDV Cleared

CONTRACT SENIOR SOFTWARE ENGINEER - eDV CLEARED

NEW CONTRACT JOB OPPORTUNITY AVAILABLE WITHIN A LEADING NATIONAL SECURITY COMPANY FOR A SENIOR SOFTWARE ENGINEER WITH eDV CLEARANCE

Contract job opportunity for a Senior Software Engineer

Globally leading defence / cyber security company

£500 - £750 per day (inside and outside IR35 roles available)

London based organisation in an easily accessible location

Contract Senior Software Engineer

To apply please call or email

WHO WE ARE?

We are recruiting multiple contract Senior Software Engineers to work with various clients in London ranging from R&D companies, Multi-National Consultancies to SME’s and product based companies. Due to the nature of the work these clients do, you must hold enhanced DV Security Clearance.

WHAT WILL THE SENIOR SOFTWARE ENGINEER BE DOING?

As a Senior Software Engineer, you will work with an experienced agile team to design and deliver packages of bespoke work, work development teams and liaise with customers. You will work through the entire software development life cycle from requirements capture to R&D, implementation to automation.

WE NEED THE SENIOR SOFTWARE ENGINEER TO HAVE .

Current enhanced DV clearance

Experience with at least one of the following: Java, Python, C++, C#, .NET, JavaScript, React

Experience mentoring juniors or leading teams is nice to have but not essential

Experience / Knowledge of automation

IT WOULD BE NICE FOR THE SENIOR SOFTWARE ENGINEER TO HAVE .

Cloud based experience

Microservice architecture or server-less architecture

Big Data / Messaging technologies such as Apache Nifi / MiNiFi / Kafka

TO BE CONSIDERED .

Please either apply by clicking online or emailing me directly to For further information please call me on . I can make myself available outside of normal working hours to suit from 7am until 10pm. If unavailable please leave a message and either myself or one of my colleagues will respond. By applying for this role you give express consent for us to process & submit (subject to required skills) your application to our client in conjunction with this vacancy only. Also feel free to connect with me on LinkedIn, just search Dominic Barbet. I look forward to hearing from you.

CONTRACT SENIOR SOFTWARE ENGINEER - eDV CLEARED

KEY SKILLS:

SENIOR SOFTWARE ENGINEER / SENIOR SOFTWARE DEVELOPER LEAD SOFTWARE ENGINEER / SENIOR SOFTWARE ENGINEER / JAVA DEVELOPER / JAVA ENGINEER / LEAD SOFTWARE DEVELOPER / SENIOR SOFTWARE DEVELOPER / DV CLEARED / DV CLEARANCE / DEVELOPPED VETTING / DEVELOPED VETTED / DEEP VETTING / DEEP VETTED / SC CLEARED / SC CLEARANCE / SECURITY CLEARED / SECURITY CLEARANCE

ServiceNow Developer (SPM)

6 months

Remote

Inside IR35 - Umbrella only

The ideal candidate will be responsible for designing, developing, and implementing solutions that support enterprise portfolio management, demand management, project management, and resource planning within the ServiceNow platform.

Key Responsibilities:

Design and develop ServiceNow applications and modules, with a focus on SPM.

Implement workflows, business rules, UI policies, and client scripts.

Integrate ServiceNow with other enterprise systems as needed.

Maintain and enhance existing SPM configurations and functionalities.

Provide technical support and troubleshooting for SPM-related issues.

Participate in Agile development processes including sprint planning, reviews, and retrospectives.

Create and maintain documentation for configurations, customizations, and processes.

If you are interested in this role please apply!

Hybrid - London - 3 days a week

£55,000 - £60,000 + Bonus & Benefits

We’re looking for candidates who possess the following:

Experience with Azure Ecosystem

Working on creating Proof of Concepts and prototypes

Interest in emerging areas such as AI or automation

Excellent stakeholder communication skills

If you meet some of the above requirements please apply for more information.

Staff Software Engineer Java - Tech for Good

Staff Software Engineer / Developer (Java Kotlin AWS React) Hybrid WFH to £110k

Would you like to progress your career in an impactful hands-on Software Engineer role working on Tech for Good?

You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge University educated management consultants, that is aiming to improve patient and social care for all by using complex technology to improve access to patient records, enabling collaboration between healthcare providers and improving nursing and medical care.

As a Staff Software Engineer you will collaborate with the CTO on the overall design and architecture of the products’ tech stack, working on Greenfield applications. The tech stack is based on Kotlin, SpringBoot and AWS backend with TypeScript, React and Next.js on the front end.

You’ll be hands-on with architecture, design and coding, including complex business logic, authentication and security aspects, working across the full tech stack to create the beta product.

Location / WFH:

You can work from home most of the time, the company has office space in London you’ll join them there once every three weeks, and also occasionally visit clients in the South West to gather requirements and liaise on bespoke product development.

About you:

You have expertise with software engineering best practices, experience across the full development lifecycle and tech stack

You have experience with Kotlin, Java, SpringBoot and AWS

You have a good understanding of APIs and permission based systems

You have a good understanding of software architecture and have experience of building systems from scratch

You’re able to assess, recommend and make technical decisions with long-term product strategy in mind

You have strong technical project leadership skills and experience of working with clients

You have excellent communication and stakeholder management skills

You are degree educated in Computer Science or similar technical discipline

Experience with RBAC systems would be beneficial

What’s in it for you:

Salary to £120k

Equity shares package

Impactful role with excellent progression opportunities

Opportunity to work on tech for good to positively benefits society

Apply now to find out more about this Staff Software Engineer / Developer (Kotlin AWS React) 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.

Senior Consultant - Linux Administrator

Senior Consultant - Linux & Automation

£45k- £65k

Crawley

We are seeking a passionate and skilled Senior Consultant - Linux & Automation to lead the design and delivery of Linux-based automation solutions for our client in West Sussex. This role will be hybrid working. They offer a competitive salary of £45k-£65k, alongside excellent benefits, including a very strong bonus (10-30%), 29 days holiday (progressing up to 33), medical and dental coverage, and more.

This position is ideal for Linux enthusiasts who have a background in system administration, scripting (Bash, Perl, Python), and automation tools, and are ready to step into a more strategic and impactful role. Our client seeks inventive and creative techies that want to learn, grow and contribute to their project.

Key Responsibilities:

Project Leadership: Manage the planning and successful delivery of large-scale Linux and automation projects, ensuring client objectives are met with innovative and effective solutions.

Design and Architecture: Develop scalable, secure Linux systems using Infrastructure as Code (IaC) tools such as Terraform and Ansible.

Technical Implementation: Configure Linux environments, deploy Zabbix monitoring systems, and create automation scripts to optimise infrastructure operations.

Client Engagement: Serve as the primary contact for clients, understanding their needs and delivering tailored solutions with exceptional service.

Cross-Disciplinary Collaboration: Work alongside teams in infrastructure, networking, cloud (AWS), virtualisation (Nutanix), and storage to deliver comprehensive solutions.

Mentorship: Support junior team members by providing technical guidance and fostering professional growth.

What We’re Looking For:

Proven experience in Linux system administration and scripting (Bash, Perl, Python).

Hands-on expertise with Zabbix for monitoring and tools like Terraform and Ansible for automation.

Familiarity with Git for version control and collaboration.

Strong interpersonal skills with the ability to engage effectively in client-facing roles.

A proactive and adaptable approach to problem-solving and evolving technologies.

Experience in cross-functional collaboration across domains such as cloud (AWS), virtualisation (Nutanix), and storage.

Passion for mentoring and sharing knowledge within a team.

This role offers a fantastic opportunity to advance your career while working on cutting-edge Linux and automation solutions. If you are a Linux enthusiast ready to take the lead, we’d love to hear from you!

If you are interested in the above role - Click the “Apply Now” button now for immediate review

Senior Consultant, Senior Consultant, Linux Consultant, VMWare, Linux Specialialist, Linux Admin, Linux, Scripting, Bash, Perl, AWS, Nutanix, Zabbix

Circle Recruitment is acting as an Employment Agency in relation to this vacancy. Earn yourself a referral bonus if you refer somebody else who fills the role! We also offer an iPad if you refer a new client to us and we recruit for them. Follow us on Facebook - Circle Recruitment , Twitter and LinkedIn - Circle Recruitment.

Enterprise Architect - Integration Specialist

Michael Page Technology

The role of Enterprise Architect (Integration Specialist ) offers an exciting opportunity to shape and define integration strategies within the technology sector, this position focuses on designing and implementing enterprise-level solutions to drive innovation and operational efficiency.

Client Details

This organisation is a well-established, large organisation that is committed to leveraging advanced technology to improve its services.

Description

Develop and maintain integration architecture strategies and roadmaps aligned with business objectives.

Design and implement scalable integration solutions across enterprise systems.

Collaborate with cross-functional teams to identify integration requirements and best practices.

Ensure compliance with industry standards and data security protocols.

Provide technical leadership in evaluating and selecting integration tools and platforms.

Support the resolution of technical issues related to integration systems.

Document integration processes and maintain up-to-date technical specifications.

Offer guidance on emerging technologies to enhance integration capabilities.

You must have exposure to MuleSoft, API’s and be well versed in integrations.

Profile

A successful Enterprise Architect - Integration Specialist should have:

A strong background in integration architecture and enterprise systems.

Proficiency in using integration tools and platforms such as APIs, ESBs, or middleware.

MuleSoft Exposure

Experience in the healthcare or technology sector is advantageous.

Knowledge of data security standards and compliance requirements.

Excellent analytical and problem-solving skills.

Ability to communicate technical concepts to non-technical stakeholders effectively.

Job Offer

Competitive salary ranging from £90,000 to £115,000per annum - based on experience.

Attractive benefits, including a £6,200 car allowance and £2,200 London allowance.

Permanent role with opportunities for career progression.

A supportive and innovative company culture.

Convenient location in London with access to modern office facilities.

If you are passionate about technology and excited to make an impact as an Enterprise Architect - Integration Specialist, we encourage you to apply today.

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Frequently asked questions

What is a Technical Architect?

A Technical Architect is a senior IT professional responsible for designing and overseeing the implementation of technical solutions, ensuring they align with business goals and technical requirements.

What skills are required for Technical Architect jobs in London?

Key skills include expertise in software architecture, cloud technologies, system integration, strong communication abilities, and experience with platforms like AWS, Azure, or Google Cloud.

What is the typical salary range for Technical Architects in London?

Salaries typically range from £70,000 to £110,000 per year, depending on experience, sector, and specific company requirements.

How can I apply for Technical Architect jobs in London on Haystack?

You can browse available Technical Architect positions on our website, create a profile, upload your CV, and apply directly through the job listings.

Do I need specific certifications to become a Technical Architect in London?

While not always mandatory, certifications such as TOGAF, AWS Certified Solutions Architect, or Microsoft Azure certifications can enhance your profile and improve job prospects.

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