Senior Technical Application Engineer

Keylane; Utrecht; On-site; EUR 47,430 - 55,800; Full time

Benefits offered by this job

Profit sharing

Pension scheme

Travel reimbursement

Hybrid working

Lunch in office or home office stipend

Bike leasing

Career development academy

Vitality offers

Job summary

Keylane seeks a Senior Technical Application Engineer to own stability, security, and performance of the Lifetime platform, a pension SaaS solution used in Dutch and Caribbean markets. You’ll manage Oracle/WebLogic, Linux, Windows, and middleware, lead complex incidents, and drive automation while mentoring peers.

You’ll work in a hybrid model within Keylane’s TAM team, delivering secure integrations and standardized runbooks, with exposure to audits and DR/testing for high availability.

Qualifications

• Bachelor's (HBO) or Master’s in IT, Computer Science or related field.
• At least 5 years of experience in Technical Application Management, Infrastructure Engineering, Middleware Engineering or similar.
• Experience with Oracle WebLogic, Oracle Database administration and troubleshooting, and Red Hat Enterprise Linux (RHEL 8/9).
• Familiar with Java-based application environments including Tomcat, IIS, web services, application architecture, and middleware technologies.
• Knowledge of security best practices, including firewalls, proxies, load balancers, security hardening, patch and vulnerability management, and PKI/certificate management.
• Experience with automation and scripting (PowerShell, Bash or Python) and monitoring or deployment tooling as well as Configuration management tools (Ansible or Puppet).
• Experience within insurance, pension or financial services sector is an advantage.
• Experience in regulated or highly available enterprise environments is an advantage.
• Analytical and proactive mindset with strong communication skills and ability to translate technical issues into business impact.
• Team player comfortable with on-call rotation to keep platform available.

Responsibilities

• Take the lead on complex incidents and act as the technical escalation point for colleagues and stakeholders.
• Guard and improve application availability, resilience, and performance by implementing structural improvements and preventive measures.
• Manage the lifecycle of the underlying technology stack including patching and upgrades for Windows Server, Linux, Oracle, SQL Server, Tomcat and related components.
• Manage the full lifecycle of client and server certificates, ensuring timely renewals, secure deployment and coordination with customers.
• Deliver secure application integrations by supporting deployments, configuring web services, and coordinating network, security and whitelisting requirements and end-to-end validation.
• Maintain a healthy and resilient platform by driving capacity management, monitoring across application, middleware, database, and infrastructure layers.
• Lead business-critical resilience and security activities, including disaster recovery and failover testing, penetration tests and external audits.
• Improve operational efficiency by automating through scripting, tooling and configuration management.
• Contribute to the standardization of operational processes, runbooks, and technical documentation.
• Partner with cross-functional teams to deliver reliable and secure services.
• Inspire and support colleagues by mentoring junior engineers and sharing knowledge.

Skills

Analytical mindset

Strong communication

Automation scripting

On-call readiness

Education

Bachelor's (HBO) or Master's in IT/CS

Tools

Oracle WebLogic

Oracle Database

Tomcat

IIS

Ansible

Puppet

PowerShell

Bash

Python

Job description

Do you enjoy solving complex technical challenges before customers even notice them? Are you the engineer colleagues turn to when production incidents require calm decision-making and deep technical expertise? And do you want to work on a platform that supports the pensions of millions of people? This is exactly the challenge you'll take on at Keylane.

As a Senior Technical Application Engineer in our Lifetime Technical Application Management (TAM) team, you'll take ownership of the stability, security and performance of our product Lifetime, as is our powerful platform for pension administration in the Dutch and Caribbean markets. It supports a wide range of pension providers and schemes and is delivered as a secure SaaS solution from our private cloud, fully integrated into the customers' technical landscape via standard web services.

In this senior role, you will:

• Taking the lead on complex incidents and acting as the technical escalation point for colleagues and stakeholders
• Guard and improve application availability, resilience, and performance by implementing structural improvements and preventive measures
• Manage the lifecycle of the underlying technology stack, including patching and upgrades for Windows Server, Linux, Oracle, SQL Server, Tomcat and related components
• Manage the full lifecycle of client and server certificates, ensuring timely renewals, secure deployment and seamless coordination with customers.
• Deliver secure application integrations by supporting deployments, configuring web services, and coordinating network, security and whitelisting requirements and end-to-end validation.
• Maintain a healthy and resilient platform by driving capacity management, monitoring across application, middleware, database, and infrastructure layers.
• Lead business-critical resilience and security activities, including disaster recovery and failover testing, penetration tests and external audits
• Improve operational efficiency by automating through scripting, tooling and configuration management
• Contribute to the standardization of operational processes, runbooks, and technical documentation
• Partner with cross-functional teams, including Product Development, SaaS Platform, Database Administration, Security and customer stakeholders, to deliver reliable and secure services.
• Inspire and support your colleagues by mentoring junior engineers and actively sharing knowledge, best practices and technical expertise

Key About Your Team

You’ll be part of Keylane's Technical Application Management (TAM) organization, where we ensure our business-critical SaaS platforms are secure, stable and always available for our customers.

Together, we:

• Deliver reliable SaaS services from our secure, ISO-certified private cloud.
• Support mission-critical platforms used daily by leading insurers and pension providers across Europe.
• Work alongside experienced specialists in Windows, Linux, databases, middleware, cloud operations, automation and security.
• Use proven, standardized processes for implementations, migrations, releases, patching and day-to-day operations.
• Continuously improve the way we work by embracing automation, standardization and knowledge sharing.
• Foster a collaborative culture where ownership, innovation and continuous learning are encouraged, and everyone has the opportunity to make an impact.

Requirements

We're looking for a technical expert who enjoys taking ownership of business-critical platforms and solving complex technical challenges. You recognize yourself in the following:

• A Bachelor's (HBO) or Master's degree in IT, Computer Science or a related technical field.
• At least 5 years of experience in Technical Application Management, Infrastructure Engineering, Middleware Engineering or a similar role supporting business-critical applications.
• Experience with Oracle WebLogic, Oracle Database administration and troubleshooting, and Red Hat Enterprise Linux (RHEL 8/9)
• Familiar with Java-based application environments including Tomcat, IIS, web services, application architecture, and middleware technologies
• Knowledge of security best practices, including firewalls, proxies, load balancers, security hardening, patch and vulnerability management, and PKI/certificate management
• Experience with automation and scripting (e.g. PowerShell, Bash or Python) and monitoring or deployment tooling as well as Configuration management tools (e.g. Ansible or Puppet)
• Experience within the insurance, pension or financial services sector is an advantage.
• Experience working in regulated or highly available enterprise environments is an advantage.
• An analytical and proactive mindset with strong communication skills and ability to translate technical issues into business impact
• A Team player who can participate in an on-call rotation to help ensure our platform remains available for our customers

A Certificate of Conduct (VOG) and reference check are part of the application process.

Each employee within Keylane must follow training on information security and irrespective to the role basic information security responsibilities apply.

Benefits

• A monthly gross salary between € 4.250 and € 5.000 based on 40 hours per week
• 8% holiday allowance of your total gross salary
• A profit share
• A pension scheme, with the option to save extra
• Travel reimbursement: Receive a mileage allowance of €0.23 per km or an NS Business Card, which can also be used for personal travel
• 24 holiday days (with the option to buy extra) and 7 inclusion days, which can be exchanged with fixed Dutch national holidays, allowing you to take them when you like
• Flexibility in working environment. As part of a hybrid working team, you will work partly from home and partly from the office. If you work in the office, a free lunch is waiting for you every day. If you work from home, you will receive a working from home allowance (€ 4 net per day) and internet allowance (€ 35 net per month)
• The possibility of working remotely from abroad for up to 2 months per year
• The possibility to lease a bike through our bike leasing program
• A one-year contract that, subject to satisfactory performance, will be converted into a permanent contract
• The opportunity to develop yourself at our Academy through courses and training, both professionally and personally
• A comprehensive vitality offers to help you stay healthy. Read more here