La Fosse Associates Limited

MuleSoft Developer - Contract (Outside IR35) - London/Hybrid This is a hands-on role, delivering integration solutions across complex enterprise systems using MuleSoft (Mule 4, Anypoint Platform). What you'll do: Design, build, and maintain APIs and integrations using MuleSoft Work with stakeholders to deliver scalable, secure, and maintainable solutions Support testing, deployment, and monitoring of integration services Experience required: Strong MuleSoft (Mule 4, Anypoint Studio) and API-led integration experience REST/SOAP APIs, JSON/XML, and cloud/on-prem systems CI/CD and version control knowledge Strong collaboration and problem-solving skills

Head of Systems Innovation Permenant position - Hybrid working, 4 days a week in the office (central London) We're hiring a Head of Systems Innovation to lead the strategy and delivery of core business systems across a growing, complex organisation. This is a senior leadership role focused on building scalable, well-governed solutions using Microsoft Dynamics 365 and the Power Platform, while working closely with the business to drive real commercial value. Overview Senior technology leadership role owning enterprise business systems Strong focus on Microsoft Dynamics 365 and the Power Platform Responsible for strategy, delivery, and ongoing optimisation Key Responsibilities Define and deliver the systems development roadmap Lead and develop Dynamics 365 and Power Platform teams Own CRM and ERP platforms (Dynamics 365 CE & Finance/Operations) Oversee Power Apps, Power Automate, Dataverse, and integrations Set engineering standards, governance, and release processes Ensure platform security, scalability, and performance Manage external vendors and technology partners Key Experience Leadership of Dynamics 365 and Power Platform teams Strong solution architecture and systems design background Experience with Azure services and system integrations Proven stakeholder and vendor management skills Profile Hands-on technical leader with strong people skills Able to balance long-term architecture with delivery Comfortable operating in a fast-paced, evolving environment

GCP Security Engineer A Global Financial Services client requires a Contract GCP SecOps Engineer with strong hands-on expertise in Google Cloud Platform (GCP), incident response, and log source integration to join their Security Operations team. Day Rate: £700-£750pd IR35 Status: Outside Duration: Initial 6 months Travel: 2 days a week in Central London This GCP Security Engineer will have the previous following exp: Ingest, normalise and correlate log data from a wide range of sources, including GCP-native services (eg VPC Flow Logs, Cloud Audit Logs, Cloud DNS) and third-party systems, to support Real Time threat detection and analysis. Build and maintain detection logic by transforming raw log data into actionable insights such as indicators of compromise (IOCs), behavioural patterns, or risk-based alerts using tools such as Google Chronicle, BigQuery, or Splunk. Lead or support incident response investigations, working closely with SOC analysts, engineering teams, and stakeholders to contain and remediate threats effectively across complex cloud infrastructures. Design and implement automated response workflows, leveraging GCP-native services like Cloud Functions, Pub/Sub, and Event Threat Detection to streamline alert triage and reduce mean time to response (MTTR). Enhance visibility and detection coverage by improving log source onboarding, parsing, and enrichment pipelines ensuring critical cloud activities are captured, monitored, and aligned with compliance requirements.

GCP Security Operations Engineer A Global Financial Services client requires a Contract GCP SecOps Engineer with strong hands-on expertise in Google Cloud Platform (GCP), incident response, and log source integration to join their Security Operations team. Day Rate: £700-£750pd IR35 Status: Outside Duration: Initial 6 months Travel: 2 days a week in Central London This GCP Security Engineer will have the previous following exp: Ingest, normalise and correlate log data from a wide range of sources, including GCP-native services (eg VPC Flow Logs, Cloud Audit Logs, Cloud DNS) and third-party systems, to support Real Time threat detection and analysis. Build and maintain detection logic by transforming raw log data into actionable insights such as indicators of compromise (IOCs), behavioural patterns, or risk-based alerts using tools such as Google Chronicle, BigQuery, or Splunk. Lead or support incident response investigations, working closely with SOC analysts, engineering teams, and stakeholders to contain and remediate threats effectively across complex cloud infrastructures. Design and implement automated response workflows, leveraging GCP-native services like Cloud Functions, Pub/Sub, and Event Threat Detection to streamline alert triage and reduce mean time to response (MTTR). Enhance visibility and detection coverage by improving log source onboarding, parsing, and enrichment pipelines ensuring critical cloud activities are captured, monitored, and aligned with compliance requirements.

Security Operations Engineer (GCP) A Global Financial Services client requires a Contract GCP SecOps Engineer with strong hands-on expertise in Google Cloud Platform (GCP), incident response, and log source integration to join their Security Operations team. Day Rate: £700-£750pd IR35 Status: Outside Duration: Initial 6 months Travel: 2 days a week in Central London This GCP Security Engineer will have the previous following exp: Ingest, normalise and correlate log data from a wide range of sources, including GCP-native services (eg VPC Flow Logs, Cloud Audit Logs, Cloud DNS) and third-party systems, to support Real Time threat detection and analysis. Build and maintain detection logic by transforming raw log data into actionable insights such as indicators of compromise (IOCs), behavioural patterns, or risk-based alerts using tools such as Google Chronicle, BigQuery, or Splunk. Lead or support incident response investigations, working closely with SOC analysts, engineering teams, and stakeholders to contain and remediate threats effectively across complex cloud infrastructures. Design and implement automated response workflows, leveraging GCP-native services like Cloud Functions, Pub/Sub, and Event Threat Detection to streamline alert triage and reduce mean time to response (MTTR). Enhance visibility and detection coverage by improving log source onboarding, parsing, and enrichment pipelines ensuring critical cloud activities are captured, monitored, and aligned with compliance requirements.

Security Architect (GCP) A Global Financial Services Company requires a Contract GCP Security Architect to lead the design and implementation of secure, scalable cloud solutions across our GCP estate. This role is ideal for someone with a deep understanding of Google Cloud security services, cloud architecture best practices, and strong knowledge of logging, monitoring, and incident response capabilities. Day Rate: £800-£850pd IR35 Status: Outside Duration: 6 months initially Travel: 2 days a week in Central London This GCP Security Architect will have the following previous experience: Design and implement secure cloud architectures across GCP, embedding security by design principles into infrastructure, networking, identity, and application layers. Define and enforce logging and monitoring standards across GCP services, ensuring consistent ingestion of critical log sources such as Cloud Audit Logs, VPC Flow Logs, and Admin Activity Logs. Collaborate with Security Operations and DevOps teams to develop detection and response strategies, turning log data into actionable alerts, playbooks, and automated responses using tools like Chronicle, BigQuery, and Security Command Centre. Provide subject matter expertise during security incidents, supporting response teams with architecture-level insights and recommending short- and long-term remediation actions. Lead risk assessments and architecture reviews for new GCP deployments, ensuring alignment with internal policies, industry best practices, and regulatory compliance (eg ISO 27001, NCSC Cloud Security Principles).

Security Architect (GCP) A Global Financial Services Company requires a Contract GCP Security Architect to lead the design and implementation of secure, scalable cloud solutions across our GCP estate. This role is ideal for someone with a deep understanding of Google Cloud security services, cloud architecture best practices, and strong knowledge of logging, monitoring, and incident response capabilities. Day Rate: £800-£850pd IR35 Status: Outside Duration: 6 months initially Travel: 2 days a week in Central London Office every 2 weeks This GCP Security Architect will have the following previous experience: Design and implement secure cloud architectures across GCP, embedding security by design principles into infrastructure, networking, identity, and application layers. Define and enforce logging and monitoring standards across GCP services, ensuring consistent ingestion of critical log sources such as Cloud Audit Logs, VPC Flow Logs, and Admin Activity Logs. Collaborate with Security Operations and DevOps teams to develop detection and response strategies, turning log data into actionable alerts, playbooks, and automated responses using tools like Chronicle, BigQuery, and Security Command Centre. Provide subject matter expertise during security incidents, supporting response teams with architecture-level insights and recommending short- and long-term remediation actions. Lead risk assessments and architecture reviews for new GCP deployments, ensuring alignment with internal policies, industry best practices, and regulatory compliance (eg ISO 27001, NCSC Cloud Security Principles).

Senior Cloud Network Engineer Up to £65,000 + £3.5-4k Car Allowance + On-Call Uplift (£300-400/month) Location: Primarily remote (occasional UK or global travel optional) We're looking for a Senior Cloud Network Engineer to join a forward-thinking infrastructure and operations team as they evolve their global network architecture. You'll play a key role in shaping and supporting a modern, cloud-first networking environment - focusing on project work, escalations, and maintaining the core network rather than day-to-day tickets. What You'll Be Doing Acting as an escalation point for the global L2 NOC team Supporting and improving the core network environment Contributing to the design and rollout of a new Cato SASE-based network Working with AWS Cloud Networking , including Transit Gateways and Virtual FortiGate Firewalls Managing and optimising routing and switching (primarily Cisco and FortiGate ) Handling BGP and other advanced networking protocols Helping drive the migration from Legacy VPNs toward a fully live, cloud-based SASE environment (currently ~40% complete) Tech Environment Core Tech: Cisco, FortiGate, AWS, Cato SASE Key Protocols: BGP (most complex protocol in use) Cloud Focus: AWS Transit Gateways, Virtual Firewalls Customer Base: Global enterprise clients across the UK and EMEA What We're Looking For Strong background in routing, switching, and Firewall technologies Hands-on experience with AWS Cloud Networking (especially Transit Gateways ) Familiarity with Virtual FortiGate Firewalls Solid understanding of BGP A proactive mindset and interest in project and escalation-level work Desire to grow in a cloud-first, globally distributed environment You don't need to be a deep expert in every area - just confident in core networking, willing to learn, and excited by modern cloud networking. If you're looking for a role that blends traditional networking expertise with cloud innovation , this is a great opportunity to make a real impact on a global network transformation.

ML Ops Lead (Engineer) required for a 6-month contract with a global financial services firm in London. Join a high-impact team building out scalable AI/ML solutions on an Azure and Databricks platform supporting varies areas of the organisation. Implement solid structure for Gen AI deployment and implement best practices within the team, leading on ML Ops frameworks & CI/CD pipeline design Build & scale AI/ML tooling across quants, risk, and trading desks Drive adoption of GenAI & LLMs with Azure OpenAI, Unity Catalog & more Partner with quant teams and central AI functions Required: 2+ years ML Ops experience + 3+ years AI/ML engineering Excellent knowledge of ML frameworks and associated libraries in Python. Expertise in Azure Databricks, Python, Azure DevOps, ML life cycle Financial data/trading/derivatives domain experience is a plus 2 stage interview process Location: Hybrid Central London office & remote (flexible) 6 months duration (possible extension)

Application Security Engineer I'm partnering with a purpose-led organisation that exists to improve the lives of others to find an Application Security Engineer to join their Cyber Security function and take ownership of product security across a diverse digital estate. This is ideal for someone with a strong technical background in secure software development or offensive security testing. You'll be joining at a key point in their transformation journey, with the freedom to shape how application security is delivered. They're looking for someone who's hands-on, passionate about protecting customer data, and confident embedding security practices directly into engineering teams. They're specifically interested in candidates who have experience: Familiarity with software such as JAVA Applying the Secure Software Development Lifecycle (SSDLC) Freedom and support for application security function Driving cyber maturity uplift across multiple products Communicating technical risks to non-technical stakeholders Details: Location: Bristol or Edinburgh Salary: up to £80,000-£90,000 Benefits: Generous benefits package! If this sounds like something you'd be open to hearing more about, I'd love to hear from you! Please send your CV to (see below) and APPLY NOW!

Software Engineering Manager - Renewable Energy - London - Very Flexible Working Model Multiple roles/avenues for Software Engineering Managers to join a renewable energy scale up in central London on a permanent basis. They are solving/revolutionizing a lot of problems facing energy suppliers and are looking for experienced Software Engineering Managers to lead and scale engineering teams! If you are interested in joining a company who are unlocking the benefits of renewable energy and smart devices to help decarbonise the grid, this may be for you! As they are growing, there are various areas of the business hiring for junior, mid, and senior management positions. Responsibilities: Building strong teams - personal development of engineers Working closely with other teams (Product) Looking after 2 teams of engineers (up to 10 direct reports) Nurturing talent Building scalable, resilient products Working with high performing engineering teams Looking for: Strong technical background - You'll commonly encounter Scala, TypeScript, Clojure, Node, Java, Kotlin, Docker, Kubernetes, Kafka, React, Cypress, Swift and React Native. Cross-functional team experience Passion for technical excellence London based with flex working. Great benefits and projects.

Training and Communications Lead - Data Literacy A training and communications lead is required to join a large scale data transformation. The programme will enhance data management to drive greater consistency and accuracy of data and enable data to drive competitive advantage. The role is very much about leading both training and communications approaches and in collaboration with the ODI, you will be tasked with delivering data literacy training across the business and communicate to the global teams the changes being made to the way data is governed. Key skills and experience: Development of a data literacy curriculum including outlining the approach and design and development of the content, working in collaboration with the Open Data Institute (ODI), to raise the data literacy of all staff Developing and delivering an engaging communications strategy and framework that supports the delivery of company's data strategy Liaising with senior stakeholders and operational teams to ensure a proactive, consistent and coordinated approach to delivering an engaging experience for people Prior experience of developing or deploying training curriculum Demonstrate experience and knowledge of internal communications strategy and channels and current best practice Have excellent interpersonal, presentation and project management skills. This role has been deemed outside IR35, please apply for more info.

I'm currently recruiting for an Angular Developer for a 3 month initial contract. You will be working with a large consultancy on one of their largest projects working with the latest version of Angular. This role will be fully remote and can pay between £300-375 per day (outside IR35)

Senior Java Software Engineer - Salary ~ £90k + Equity We're currently partnered with one of the UK's fastest growing tech companies as they come out of their recent series E funding in September 2021. The client are a highly successful and rapid growth data insights company who allow their clients to enhance their data capabilities through the complete transformation of their data in the cloud - allowing them to make better business decisions. The client are looking for a senior Java engineer to work on their bleeding edge tech stack and work on the development of software for their products. What are they looking for? Strong experience with Java. Strong knowledge of databases and query languages. Experience with AWS. Terraform experience. Experience with agile methodologies and OOD. Exposure to CICD. The client aren't just offering a strong remuneration package, with a salary circa £ per annum + equity + fully remote working option, but they have also been recognised as a fantastic place to work. They have won multiple awards for the best places to work in tech and currently boast a Glassdoor rating of 4.5. If this role could be of interest and you think your skills could be a good match then please do apply or email me at (see below) If this role isn't quite right then I would still love to hear from you to discuss the great range of positions we currently have available across the Java/Scala/Kotlin/Golang spectrum.

Senior Java Software Engineer - Salary ~ £90k + Equity We're currently partnered with one of the UK's fastest growing tech companies as they come out of their recent series E funding in September 2021. The client are a highly successful and rapid growth data insights company who allow their clients to enhance their data capabilities through the complete transformation of their data in the cloud - allowing them to make better business decisions. The client are looking for a senior Java engineer to work on their bleeding edge tech stack and work on the development of software for their products. What are they looking for? Strong experience with Java. Strong knowledge of databases and query languages. Experience with AWS. Terraform experience. Experience with agile methodologies and OOD. Exposure to CICD. The client aren't just offering a strong remuneration package, with a salary circa £ per annum + equity + fully remote working option, but they have also been recognised as a fantastic place to work. They have won multiple awards for the best places to work in tech and currently boast a Glassdoor rating of 4.5. If this role could be of interest and you think your skills could be a good match then please do apply or email me at (see below)

Reporting to the Head of IT Service Management, you will be joining an organisation about to embark on huge IT transformation, this role is one of multiple newly signed off positions. You will have responsibility for systematic identification, analysis, management, monitoring and improvement of stakeholder relationships to target and improve mutually beneficial outcomes. Location: City of London (2 days in office) Remuneration: up to £65,000 + bonus + benefits Your role as Business Relationship Manager (Technology) Establish and/or approve internal and external policies, standards and processes for business relationship interaction and handoffs Recognize and facilitate service requirements by documenting the desired outcome of a given process, governance, or ways of working Establish and work with the business teams to build Service Level Management and SLA agreement to ensure we align, achieve and challenge where necessary Have a developed appreciation and understanding of the ITIL Lifecyle and Operation processes. Ability to build out relevant processes that support a SIAM model and service management best practice. Work closely with the service architecture team to ensure that strategic direction and pipeline is understood, prioritised, communicated and handed off in a timely fashion Ideally to be successful as Business Relationship Manager (Technology) Ideally 4+ years in a similar role. Comfortable in front of varying stakeholder communities and ability to operate at all levels of seniority Track record in influencing change, both in leading proposals for new IT solutions and in positively influencing and changing user behaviour Manage relationships between IT and the business units. Maintaining open lines of communication with all parties from both a service delivery as well as BRM perspective. Experience in working and managing outsourced services Sound interesting? Please do apply directly for more detail. Every applicant will be reviewed and responded to.

Senior Scala Engineer - Salary ~ £ + 20% Bonus ~ 3+ years' experience We're currently partnered with one of the fastest growing tech companies in the UK as they look to expand their highly successful and high performance Scala based technical team. The company focus on providing advanced data analytics to their clients - allowing them to make better use of their data. The client uses ML to focus on identifying patterns to provide indicators of financial fraud and they are currently trusted by some of the World's leading financial institutions. What are they looking for? 3+ years of Scala experience. Akka Cats Monix Any Front End experience (Angular/Typescript) is a bonus If your skill set isn't an exact match then it we would still love to hear from you! As well as being one of the highest performance and highest growth tech companies in the UK over the past few years, they are also recognised as a fantastic place to work. They currently maintain a Glassdoor rating of 4.7 with a CEO approval rating of 97%, whilst 95% of employees would recommend working there to a friend. The client are offering a salary circa ~ £ per annum along with a 20% bonus for an engineer with 3+ years Scala experience. If you think this role could be a good fit for you then please do apply or email (see below)

Role: Software Engineer Location: Predominately remote/London Salary: £40,000 - £65,000 Start Date: ASAP Our London based consultancy client is currently looking for a Software Engineer to join them on a permanent basis. The successful candidate will work on the full range of software engineering principles; covering requirements gathering and analysis, solutions design, software coding and development, testing, implementation and operational support. This role is a unique chance to design, develop, test, and support data and analytics software solutions, delivering key critical systems to the public sector. As part of an Agile software delivery team, they will work closely with software architects and supported by product managers, scrum masters, and solutions architects - with additional client and key stakeholder interaction as required. Skills: ETL toolset (Talend, Pentaho, SAS DI, Informatica, etc). Database (Oracle, RDS, Redshift, MySQL, Hadoop, Postgres, etc). Datamodelling (Data Warehouse, Marts). Programming and Scripting languages (PL/SQL, SQL, Unix, Java, Python, Hive, HiveQL, HDFS, Impala, etc). Data Analytics toolset (SAS Viya). CI/CD toolsets (Gitlab, Jenkins, Ansible). Cloud (AWS, Azure, GCP). If this role is of interest, please respond with an up to date copy of your CV for consideration.

I'm currently recruiting for a Node Integration Engineer for a financial payments company based in London. They are looking for an experienced Node.js engineer with experience in integrating platforms into a Customer Data Platform (Segment) and CRM (HubSpot). You will also have to work/communicate with Product owners & business stakeholders effectively. Tech Stack: - CRMs, ideally Hubspot - Customer Data Platforms, ideally Segment.com - Node.js - AWS - Software engineering practices like BDD, TDD, Pair Programming.

Java Developer - Blockchain - Permanent, Fully Remote £95,000 + Equity We are currently partnered with the World's first native blockchain company as they look for a Senior Backend Java software engineer, who is excited by the idea of working with blockchain, to join their highly successful and high performant team. The client has created a state of the art leading blockchain protocol. It is compatible with any IoT device or Mobile platform and operates on a completely decentralised network. This is an extremely secure blockchain, one of the most resilient in the market and requires no on chain governance. What are they looking for? 4+ years experience working with Java. Experience with cloud computing (AWS, GCP, Azure). Experience with SQL. Any bonus points for Front End experience. A passion for blockchain! The client have a strong cooperative working culture whilst simultaneously offering a fully remote working model. The role comes with a salary circa £95,000 per annum along with company equity as they continue their path towards entering the Mainnet. If you have a passion for blockchain and you think your skill set could be a good matchh for the role then we would love to hear from you by applying or emailing at (see below)