20 senior service designer jobs found

La Fosse is currently recruiting a contract Data Engineer (12 months) on behalf of a global financial services company. They require an experienced Data Engineer with extensive experience in building and maintaining Data Lakehouses in Azure. The ideal candidate will have a strong background in Python programming, with specific experience building high performance and scalable pipelines in Databricks with Spark. The new data platform will serve a range of end users in the Capital Markets division, so experience across areas such as derivatives, risk, PnL, trade life cycle, market data are highly desired. Key Responsibilities: Engineer robust, scalable and efficient data pipelines using Spark & Python in Databricks Demonstrate best practices in the design & development of data pipelines Data modelling on medallion architecture, ensuring schema is intuitive and serves business users analytical and reporting objectives What you'll need: Expert in building data...

Head of Business Insights - Business Intelligence, Analytics, Reporting, Power BI, Tableau, SQL, Databricks, UK Lending, Banking, Financial Services - London - Contract - Up to £625/day Outside IR35 My client, an exciting Challenger Bank, is seeking a Head of Business Insights to join their London based team on a contract basis. This is a 6 month initial contract and will be hybrid, with 3 days in the office required per week. This is an exciting opportunity where, as Head of Business Insights, you will define the vision and direction for enterprise reporting and insights, shaping how leaders across the organisation access, interpret, and act on data. You will own and deliver executive dashboards and performance reporting for the Board, working closely with the Data Platform team and stakeholders across the business to design and build high-quality MI and insight solutions. As an individual contributor reporting to the Head of Data, you will set strategic direction...

I am currently looking for a Head of Business Analysts for a banking client in London. Within this role you will set the vision and direction for enterprise reporting and insights - shaping how leaders across the company access, understand and act on data. You will personally own and deliver the suite of executive dashboards and performance reporting used by the Board, Executive Committee and senior leadership. What you'll do: Lead the Enterprise Insights Vision Own Executive Dashboards and Performance Reporting Manage the Enterprise Reporting Catalogue Enable Self‑Service Reporting Through Influence and Partnership Champion Data Quality and Governance Requirements: 8+ years of experience in Business Intelligence, analytics, insights or performance reporting. Proven leadership experience in a data‑driven environment (financial services, fintech, tech, SaaS, payments, consulting) - leadership through influence, not necessarily direct line management. Strong...

Backend Engineer – C#, .Net, Azure | Payments Financial Services | £600/day outside IR35| Hybrid We’re partnering with a leading financial services firm in the FinTech payment space that’s investing heavily in modernising its technology stack. With a new tech leader driving innovation, the focus is on building in-house systems that are scalable, reliable, and future-ready. About the Role Backend Engineer position You’ll take ownership of building and enhancing key client-facing applications using C#, .Net, Azure . As a Backend Engineer you will have tried and tested experience joining a FinTech/Financial Services company at the stage of 0-50 employees. This company is looking to grow significantly, building out 4 new engineering teams include Seniors and Team Leads. The work spans complex financial products, so you’ll have the chance to engage with both technical and business stakeholders across the UK. 💰 Paying up to £600 per day (Outside IR35) 🏢 1–2...

Data Architect - Banking - Outside IR35 - Contract - SC Essential Softwire is seeking experienced Data Architects to join a critical multi-year programme at a major Bank. This is a senior, hands-on role embedded within a cross-functional architecture team, supporting the Enterprise Data Platform (EDP), Financial Data Services / Data Analytics Platform (FDS/DAP), Statistical Analysis and Modelling (SAM), and Mortgage & Banking Returns (MBR) workstreams. You will work at conceptual, logical, and physical levels, producing the artefacts that underpin data migration, integration, and governance initiatives across one of the UK's most significant financial institutions. What You'll Be Doing Across one or more of the EDP, FDS/DAP, SAM, and MBR workstreams, your day-to-day will include: Producing and maintaining conceptual and logical data models aligned to Bank standards and regulatory requirements Designing data flow diagrams, interface specifications,...

Data Architect - Banking - Outside IR35 - Contract - SC Essential Softwire is seeking experienced Solution Architects to join a strategic multi-year programme at a major bank. This is a senior, delivery-focused role operating across the Enterprise Data Platform (EDP), Data Analytics Platform (DAP), and BEEDS / Fraud & Business Data (FBD) workstreams. You will own end-to-end solution design, spanning application, data, integration, infrastructure, and security architecture within one of the UK's most highly governed and operationally critical technology environments. You will be expected to run your own workstreams, contribute to cross-programme governance, and produce the artefacts the Bank's Architecture Review Boards require. What You'll Be Doing Across one or more of the EDP, DAP, and BEEDS/FBD workstreams, your responsibilities will include: Producing end-to-end solution designs across application, data, integration, infrastructure, and security...

Lead Systems Analyst 12-month contract, Outside IR35, London (4 days), To £650/day Lead Systems Analyst is required well-established organisation with operations across the UK and Europe. Backed by leading investors, the company focuses on delivering high-quality services to a diverse client base, emphasizing innovation, efficiency, and sustainable practices. They need an experience Senior Systems Analyst with expertise in Salesforce . Role Overview The Senior Business Analyst will support a key business project by implementing technology to enhance service offerings. You will collaborate with technology teams, stakeholders, and delivery groups to gather requirements, analyze processes, and provide documented insights for system enhancements across the full lifecycle. Key Responsibilities Lead requirements gathering sessions and map current/future processes. Analyze impacts and document insights for cross-functional technology changes. Create...

Solutions Architect – Dynamics 365 / Azure | 6‑month Contract | Outside IR35 | £650–£700/day | Remote (UK) We are working with a large UK‑based legal organisation undertaking a major enterprise applications consolidation programme. They are seeking a Contract Solutions Architect to join their Applications & Development function and take architectural ownership of a complex transformation, consolidating multiple legal case management systems into Microsoft Dynamics 365 with Peppermint, supported by Azure and the Microsoft Power Platform. This is a hands‑on, business‑facing role, working closely with senior stakeholders, internal delivery teams, and third‑party software vendors. Key Responsibilities Own the end‑to‑end solution architecture across a large transformation programme Act as architectural authority across business, delivery teams, and suppliers Lead the migration and consolidation into Dynamics 365 with Peppermint Legal Solutions Assure...

Backend Engineer – C#, .Net, Azure | Payments Financial Services | £600/day outside IR35| Hybrid We’re partnering with a leading financial services firm in the FinTech payment space that’s investing heavily in modernising its technology stack. With a new tech leader driving innovation, the focus is on building in-house systems that are scalable, reliable, and future-ready. About the Role Backend Engineer position You’ll take ownership of building and enhancing key client-facing applications using C#, .Net, Azure . As a Backend Engineer you will have tried and tested experience joining a FinTech/Financial Services company at the stage of 0-50 employees. This company is looking to grow significantly, building out 4 new engineering teams include Seniors and Team Leads. The work spans complex financial products, so you’ll have the chance to engage with both technical and business stakeholders across the UK. 💰 Paying up to £600 per day (Outside IR35) 🏢 1–2...

Full job description About the Role Join our mission-critical data team supporting defence intelligence workflows. You’ll leverage Palantir Foundry and Python to build robust, secure data pipelines that power analytic apps for senior leadership and A-level decision-makers.   Day rate:  £700/day Outside IR35 (negotiable dependent on experience)   Key Responsibilities Design, implement and maintain data ingestion pipelines into Foundry Ontology. Develop Python/PySpark transforms to clean, enrich, and aggregate high-volume datasets. Collaborate with InfoSec to enforce security policies: ACLs, encryption, audit trails. Integrate Foundry workflows with external CI/CD tools; maintain code quality via unit tests and peer reviews. Troubleshoot performance bottlenecks in Spark and optimize cluster configurations. Mentor junior engineers and drive best practices in code documentation and data governance....

Senior Salesforce Business Analyst 12-month contract, Outside IR35, London (4 days), To £650/day Senior Business Analyst is required by well-established organisation with operations across the UK and Europe. They focus on delivering high-quality services to a diverse client base, emphasizing innovation, efficiency, and sustainable practices. They need an experienced Senior BA with expertise in Salesforce . Role Overview The Senior Business Analyst will support a key business project by implementing technology to enhance service offerings. You will collaborate with technology teams, stakeholders, and delivery groups to gather requirements, analyze processes, and provide documented insights for system enhancements across the full life cycle. Key Responsibilities Lead requirements gathering sessions and map current/future processes. Analyze impacts and document insights for cross-functional technology changes. Create standardized requirements, User Stories,...

Cloud Security Engineer (GDC / IAM / Encryption) - Contract Rate: £600 day Outside IR35 Location: London - hybrid (2 days onsite) Duration: 12 months Clearance: SC eligible (5+ years UK residency), willingness for DV Overview Join a high-impact programme delivering secure, large-scale cloud infrastructure within a UK government environment. You'll help design and secure a private/distributed cloud platform supporting critical national services. Key Responsibilities Design & implement secure workloads in Google Distributed Cloud (GDC) / GCP (GDC experience not necessarily needed but would be strongly desired) Build and manage IAM architectures (SSO, MFA, privileged access lifecycle) Enforce least privilege via resource hierarchies, policies, and constraints Configure network security controls (firewalls, WAF, service perimeters) Deliver data protection & encryption (KMS, CMEK/EKM, sensitive data handling) Secure CI/CD pipelines with vulnerability...

Senior Consultant - Technology Operating Model Transformation Location: Hybrid (3 days onsite, Central London) Contract: 6 month Rate: £500- £600/day IR35: Outside REQUIRED - NPPV 2 or 3 AND SC. The Opportunity SR2 is supporting a major transformation programme within a policing environment, and we're looking for a Senior Consultant to lead the design and delivery of a technology operating model transformation . This is part of a broader shift in how policing organisations structure, govern and deliver technology- so you'll be working at the heart of a high-profile, complex reform environment . The Role You'll take ownership from strategy through to implementation, helping shape and embed a modern technology operating model in a fast-moving, high-assurance setting. Expect to: Lead technology operating model design (TOM) Translate strategy into practical, implementable structures Define governance, processes and service models Work closely with...

Cloud Security Engineer (GDC/IAM/Encryption) - Contract Rate: £600 day Outside IR35 Location: London - hybrid (2 days onsite) Duration: 12 months Clearance: SC eligible (5+ years UK residency), willingness for DV Overview Join a high-impact programme delivering secure, large-scale cloud infrastructure within a UK government environment. You'll help design and secure a private/distributed cloud platform supporting critical national services. Key Responsibilities Design & implement secure workloads in Google Distributed Cloud (GDC)/GCP (GDC experience not necessarily needed but would be strongly desired) Build and manage IAM architectures (SSO, MFA, privileged access lifecycle) Enforce least privilege via resource hierarchies, policies, and constraints Configure network security controls (firewalls, WAF, service perimeters) Deliver data protection & encryption (KMS, CMEK/EKM, sensitive data handling) Secure CI/CD pipelines with vulnerability scanning...

Supply Chain Domain Solution Architect London (2 days per week onsite) c£650/day - Outside IR35 We are seeking a Supply Chain Domain Solution Architect to support a major supply chain and retail technology transformation within a FTSE 250 organisation. The role will focus on designing and governing end-to-end supply chain solutions across a complex, multi-brand, high-volume retail environment. Role Overview This is a hands-on architecture role responsible for defining and delivering solution designs across the retail supply chain, including procurement, supplier integration, inventory and stock management, warehousing, logistics, and distribution. The focus is on scalable, standardised architectures that support high-volume operations, perishable inventory considerations, and complex supplier and concession models. Key Responsibilities Solution Architecture Design end-to-end supply chain and inventory solutions covering supplier ? distribution centres ? retail...

Costello & Reyes Group Ltd has been engaged by its client, an international Pharma firm, to identify an SC Cleared Security Architect Lead for an initial 6 month engagement ( with a likelihood to extend). The Security Architect Lead will be responsible for leading the design and implementation of a Zero Trust Architecture (ZTA) framework aligned to NIST SP 800-207 Zero Trust Architecture principles. This is a strategic role focused on enhancing the organisation's security posture by implementing identity-centric, policy-driven access controls across a hybrid and cloud-first environment. Acting as the key interface between senior client stakeholders and subject matter experts (SMEs), the successful candidate will ensure that architectural decisions are robust, aligned to best practice, and deliverable within the organisation's technical and operational landscape. YOU WILL NEED TO HOLD VALID SC CLEARANCE Key Responsibilities Lead the end-to-end design and delivery...

Contract Senior .NET Engineer - £650/day (OUTSIDE IR35) - Hybrid working We are partnering with a rapidly growing, private equity-backed tech company that is delivering cutting-edge tax and regulatory software to an elite client base. With a team of approximately 140 and a strong, collaborative culture, this organisation is known for innovation, reliability, and outstanding customer service They are now seeking an experienced Contract Snr .NET Engineer to work on their enterprise-grade, cloud-native SaaS product helping multinational organisations. Key Responsibilities: Own technical strategy Shape the technology roadmap Guide architecture & refactoring Champion code quality Drive AI augmented What You Bring: Deep expertise in .NET, Cloud & DevOps: Azure App Service, Functions, Azure SQL, Storage, Key Vault, Azure DevOps Pipelines, Bicep / Terraform, CI/CD SPA frameworks (Vue preferred). Extensive enterprise market background Successful...

Full Stack Engineer (TypeScript / React / Node.js) Contract – 6 Months £600 per day (Outside IR35) London – 2 days onsite per month SC Clearance Eligible Required We’re supporting a public sector-focused consultancy delivering high-impact digital services, and they’re looking to bring in a strong Full Stack Engineer to support ongoing project delivery. Key Responsibilities: Develop and maintain full stack applications using TypeScript, React, and Node.js Build responsive front-end interfaces and robust backend services Work closely with product owners, designers, and other engineers in Agile teams Contribute to architecture decisions and best practice implementation Ensure code quality through testing and peer reviews Key Skills & Experience: Strong commercial experience with TypeScript, React, and Node.js Experience building and consuming RESTful APIs Familiarity with cloud platforms (AWS/Azure preferred) Strong understanding of...

AWS DevOps Engineer | £600 - £635 We're working with a leading specialist technical consultancy delivering high-impact digital transformation for the UK's most critical public sector projects on this exciting opportunity. We are seeking a heavyweight AWS DevOps Engineer to take full ownership of cloud infrastructure and testing lifecycles within a secure government environment. This is a high-autonomy role where you will leverage Kubernetes, Terraform, and advanced CI/CD patterns to build resilient, scalable public sector services from the ground up. The Role Lead the design and implementation of highly secure AWS cloud architecture spanning compute, storage, and networking. Deliver robust Infrastructure as Code (IaC) using Terraform, CloudFormation, or Ansible to ensure repeatable, audited environments. Build and orchestrate containerised workloads using Docker and Kubernetes to drive service efficiency. Architect and maintain sophisticated CI/CD pipelines across...

About the Role Join our mission-critical data team supporting defence intelligence workflows. You’ll leverage Palantir Foundry and Python to build robust, secure data pipelines that power analytic apps for senior leadership and A-level decision-makers. Day rate: £700/day Outside IR35 (negotiable dependent on experience) Key Responsibilities Design, implement and maintain data ingestion pipelines into Foundry Ontology. Develop Python/PySpark transforms to clean, enrich, and aggregate high-volume datasets. Collaborate with InfoSec to enforce security policies: ACLs, encryption, audit trails. Integrate Foundry workflows with external CI/CD tools; maintain code quality via unit tests and peer reviews. Troubleshoot performance bottlenecks in Spark and optimize cluster configurations. Mentor junior engineers and drive best practices in code documentation and data governance. Required Qualifications 3 + years’ experience in a Foundry heavy...